Industrial Hydraulics Electric Drives and Controls Linear Motion and Assembly Technologies Pneumatics Service Automation Mobile Hydraulics Rexroth IndraControl VCP 20 Rexroth MKE synchronous motors for potentially explosive areas UL/CSA design Project Planning Manual R911292555 Edition 01
About this Documentation Title MKE UL/CSA Digital MKE AC Motors for potentially explosive areas UL/CSA design Type of Documentation Project Planning Manual Document Typecode DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P Internal File Reference Document number: 120-1500-B317-01/EN Purpose of Documentation This documentation...
Contents I MKE UL/CSA Contents 1 2 Introduction 1-1 1.1 Introduction to the product ............................................................................................................. 1-1 1.2 About this documentation............................................................................................................... 1-4 Important directions for use 2.1 2-1 Appropriate use..........................................................................................................
II Contents 5.6 MKE UL/CSA Drive shaft ...................................................................................................................................... 5-3 5.7 Holding Brake................................................................................................................................. 5-4 5.8 Output direction of power connection ............................................................................................ 5-4 5.9 Housing design ..................
Contents III MKE UL/CSA 12 Notes Regarding Application 12-1 12.1 Conditions of use ......................................................................................................................... 12-1 Maximum installation elevation and ambient temperature .................................................... 12-1 Vibration and shock stress..................................................................................................... 12-2 12.2 Protection class...............................
IV Contents MKE UL/CSA 18.2 Service-Hotline............................................................................................................................. 18-1 18.3 Internet ......................................................................................................................................... 18-1 18.4 Vor der Kontaktaufnahme... - Before contacting us..................................................................... 18-1 18.
Introduction 1-1 MKE UL/CSA 1 Introduction This chapter describes how this documentation is intended to be used (see “About this Documentation”). Section 1.1 provides a general introduction to the product. 1.1 Introduction to the product Area of use In connection with the intelligent Rexroth Indramat digital drive control devices, MKE*UL/CSA AC synchronous motors provide inexpensive drive system solutions with many functions for use in explosion-endangered areas.
1-2 Introduction MKE UL/CSA · installation positions as desired · direct construction of pinions and pulleys (due to bearing designed for high radial loads) · simple cabling (due to complete ready-to-use cables; available in different models) · quick and easy starting (due to data storage in the motor feedback) Construction and components MKE UL/CSA motors are permanently magnetically excited motors with electronic commutation. Special magnetic materials permit a design with low inertial masses.
Introduction 1-3 MKE UL/CSA Models MKE UL/CSA motors are available in different models: Motor encoder These are available with · relative rotor position detection (standard) or · absolute rotor position detection (option). Holding brake Drive shaft Option. For gripping the axle when the motor is not under power. For more information, see section 12.4 or Chapter 5 “Type key”. These are available with · a plain shaft (standard) or · a shaft with keyway (option). For more information, see section 12.
1-4 Introduction About this documentation Document structure of this edition This documentation contains safety regulations, technical data and operating regulations for MKE UL/CSA motors.
Introduction 1-5 MKE UL/CSA Additional documentation Note: The documentation listed below is not required in its entirety for designing. Material No.
1-6 Introduction MKE UL/CSA Standards This documentation refers to German, European and international technical standards. Documents and sheets on standards are subject to the protection by copyright and may not be passed on to third parties by Rexroth Indramat. If necessary, please address the authorized sales outlets or, in Germany, directly to: BEUTH Verlag GmbH Burggrafenstrasse 6 D-10787 Berlin Phone +49-(0)30-26 01-22 60, Fax +49-(0)30-26 01-12 60 Internet: http://www.din.
Important directions for use 2-1 MKE UL/CSA 2 Important directions for use 2.1 Appropriate use Introduction Rexroth Indramat products represent state-of-the-art developments and manufacturing. They are tested prior to delivery to ensure operating safety and reliability. The products may only be used in the manner that is defined as appropriate. If they are used in an inappropriate manner, then situations can develop that may lead to property damage or injury to personnel.
2-2 Important directions for use MKE UL/CSA Areas of use and application MKE AC synchronous motors are designed to execute applicationspecific axle movements in explosion-endangered areas together with drive control devices of lines DIAX04 and ECODRIVE. Typical areas where MKE motors can be applied are: · enameling systems, · chemical industry Available for an application-specific use of the motors are unit types with differing drive power and different interfaces.
Safety Instructions for Electric Drives and Controls 3-1 MKE UL/CSA 3 Safety Instructions for Electric Drives and Controls 3.1 Introduction Read these instructions before the initial startup of the equipment in order to eliminate the risk of bodily harm or material damage. Follow these safety instructions at all times. Do not attempt to install or start up this equipment without first reading all documentation provided with the product.
3-2 Safety Instructions for Electric Drives and Controls 3.
Safety Instructions for Electric Drives and Controls 3-3 MKE UL/CSA 3.4 General Information · Rexroth Indramat GmbH is not liable for damages resulting from failure to observe the warnings provided in this documentation. · Read the operating, maintenance and safety instructions in your language before starting up the machine. If you find that you cannot completely understand the documentation for your product, please ask your supplier to clarify.
3-4 Safety Instructions for Electric Drives and Controls MKE UL/CSA · Operation is only permitted if the national EMC regulations for the application are met. The instructions for installation in accordance with EMC requirements can be found in the documentation "EMC in Drive and Control Systems". The machine or installation manufacturer is responsible for compliance with the limiting values as prescribed in the national regulations.
Safety Instructions for Electric Drives and Controls 3-5 MKE UL/CSA 3.5 Protection Against Contact with Electrical Parts Note: This section refers to equipment and drive components with voltages above 50 Volts. Touching live parts with voltages of 50 Volts and more with bare hands or conductive tools or touching ungrounded housings can be dangerous and cause electric shock. In order to operate electrical equipment, certain parts must unavoidably have dangerous voltages applied to them.
3-6 Safety Instructions for Electric Drives and Controls MKE UL/CSA To be observed with electrical drive and filter components: High electrical voltage on the housing! High leakage current! Danger to life, danger of injury by electric shock! DANGER 3.6 Þ Connect the electrical equipment, the housings of all electrical units and motors permanently with the safety conductor at the ground points before power is switched on. Look at the connection diagram. This is even necessary for brief tests.
MKE UL/CSA 3.7 Safety Instructions for Electric Drives and Controls 3-7 Protection Against Dangerous Movements Dangerous movements can be caused by faulty control of the connected motors.
3-8 Safety Instructions for Electric Drives and Controls MKE UL/CSA Dangerous movements! Danger to life, risk of injury, severe bodily harm or material damage! DANGER Þ Ensure personal safety by means of qualified and tested higher-level monitoring devices or measures integrated in the installation. Unintended machine motion is possible if monitoring devices are disabled, bypassed or not activated. Þ Pay attention to unintended machine motion or other malfunction in any mode of operation.
Safety Instructions for Electric Drives and Controls 3-9 MKE UL/CSA Þ Disconnect electrical power to the equipment using a master switch and secure the switch against reconnection for: - maintenance and repair work - cleaning of equipment - long periods of discontinued equipment use Þ Prevent the operation of high-frequency, remote control and radio equipment near electronics circuits and supply leads.
3-10 Safety Instructions for Electric Drives and Controls 3.9 MKE UL/CSA Protection Against Contact with Hot Parts Housing surfaces could be extremely hot! Danger of injury! Danger of burns! CAUTION Þ Do not touch housing surfaces near sources of heat! Danger of burns! Þ After switching the equipment off, wait at least ten (10) minutes to allow it to cool down before touching it. Þ Do not touch hot parts of the equipment, such as housings with integrated heat sinks and resistors. Danger of burns! 3.
Safety Instructions for Electric Drives and Controls 3-11 MKE UL/CSA 3.11 Battery Safety Batteries contain reactive chemicals in a solid housing. Inappropriate handling may result in injuries or material damage. Risk of injury by incorrect handling! CAUTION Note: Þ Do not attempt to reactivate discharged batteries by heating or other methods (danger of explosion and cauterization). Þ Never charge non-chargeable batteries (danger of leakage and explosion). Þ Never throw batteries into a fire.
3-12 Safety Instructions for Electric Drives and Controls MKE UL/CSA Notes DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
Potentially-explosive areas 4-1 MKE UL/CSA 4 Potentially-explosive areas 4.1 Definitions Terms The following terms are used in European Standard EN 50014: 1992. Electrical equipment Potentially explosive area All objects that wholly or partially serve to use electrical energy. This includes, among others, objects to generate, conduct, distribute, store, measure, control, transform and consume electrical energy, as well as objects for telecommunications technology.
4-2 Potentially-explosive areas MKE UL/CSA Stress relief equipment Element of a cable and line inlet which prevents tension or torsion of the cable or line from being transferred to the connectors. Sealing ring Ring that is used at the inlets of cables, lines or pipework in order to provide a seal between the inlet and the cable, line or pipework.
Potentially-explosive areas 4-3 MKE UL/CSA Ignition protection classes, groups and temperature classes Electrical equipment for potentially explosive areas is classified into: Ignition protection classes The manufacture of electrical equipment is designed according to the ignition protection class. The requirements are specified in special standards.
4-4 Potentially-explosive areas Temperature classes MKE UL/CSA For electrical equipment of Group I, the maximum surface temperature must be indicated in the inspection documents. Electrical equipment of Group II is categorized and identified; they must either be: · preferably allocated into a temperature class in agreement with Fig. 42; or · identified per the corresponding maximum surface temperature; or · if applicable, identified per the specific gas for which the equipment is specified.
Potentially-explosive areas 4-5 MKE UL/CSA 4.3 Drives in potentially explosive areas The installation of drives in potentially explosive areas is shown in the illustration below. The following supplied components must meet Ex protection requirements: · motor with attachments · electrical circuits leading into the potentially explosive area Potentially explosive area 1 2 6 7 3 4 5 ex_bereich_us.
4-6 Potentially-explosive areas MKE UL/CSA Notes DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
Type Code 5-1 MKE UL/CSA 5 Type Code The basis for ordering any Rexroth Indramat product is the type code. All available motor variants are uniquely described by the type code. The individual positions of the type code (Abbrevation columns) and their significance are described below. Abbrev. Column 1 2 3 4 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 Example: M K E 0 9 8 B - 0 4 7 - G G 0 - B E N N 1. 1.1 Product MKE . . . . . . . . . = MKE 2. 2.1 Motor size 098 .
5-2 Type Code 5.2 MKE UL/CSA Motor size Abbrevation columns 4 5 6 The motor size determines important mechanical motor specifications. In the following table, important mechanical motor specifications are assigned to the motor sizes. Motor size Flange size in mm Central diameter in mm 037 60 40 047 88 50 098 144 110 Fig. 5-2: MKE motors flange size, central diameter 5.
Type Code 5-3 MKE UL/CSA 5.5 Motor encoder Abbrevation column 13 MKE motors are equipped with an integrated encoder system (motor feedback). To control the motor speed or to position the motor, the drive control device requires the current motor position. The integrated encoder system (motor feedback) provides the drive control device with corresponding signals for this purpose.
5-4 Type Code 5.7 MKE UL/CSA Holding Brake Abbrevation column 15 Option. For gripping the servo axle when the machine is not under power. Option Brakes 0 Without holding brake 1 With holding brake For braking moments, see the individual motor type codes. Fig. 5-7: MKE holding brakes The holding brake works according to the “electrically releasing” principle. When not under power, a magnetic force affects the brake armature disk. As a result, the brake closes and holds the axle.
Type Code 5-5 MKE UL/CSA Supplied condition MKE motors can be supplied with a terminal (junction) box. The cable exit direction of UL/CSA motors is supplied according to the order. For the EU model, only cable exit direction B is available. However, the cable exit direction can be changed when the motors are assembled. Cable exit direction Motor type A side B side Right Left MKE037 X X X X MKE047 X X X X MKE098 X X X X Fig. 5-9: Cable exit directions available during assembly 5.
5-6 Type Code MKE UL/CSA 5.12 Notes Additional information regarding the use of the type code can be found here. This includes descriptions for footnotes, notes regarding availability and exclusion clauses.
General Information Regarding Technical Data 6-1 MKE UL/CSA 6 General Information Regarding Technical Data 6.1 Requirements The torque-speed characteristic curves and Technical Data are provided taking the following conditions into account.
6-2 General Information Regarding Technical Data 6.2 MKE UL/CSA Operating modes Rexroth Indramat motors are documented according to the inspection criteria and measurement procedures of EN 60034-1. The performance curves shown correspond to operating mode S1 or S6. P P PV PV Q Qmax Q Qmax Operating mode S1 DtP TC DtV t t Operating mode S6 betriebsarten.
General Information Regarding Technical Data 6-3 MKE UL/CSA 6.3 Definition of characteristic quantities Electrical characteristic quantities Nominal motor speed nK The torque that can be released; at an intermediate circuit voltage of 540VDC, the characteristic speed is ca. ½ of the continuous torque at standstill. Continuous torque at standstill MdN Continuous torque that can be released to the motor drive shaft at a speed of n=0.
6-4 General Information Regarding Technical Data MKE UL/CSA Mechanical characteristic quantities Maximum speed nmax The maximum permitted speed of the motor. Limiting factors can be mechanical (centrifugal forces, bearing strain) or electrical (intermediate current) in nature. Theoretical maximum torque Mmax The maximum torque that can be released for approx. 400 ms at peak current Imax (guaranteed value; due to error tolerance, can be up to 20% higher).
General Information Regarding Technical Data 6-5 MKE UL/CSA 6.4 Sample characteristic curve Torque-speed characteristic curve (example) Insulated setup Mmax theoretically possible maximum torque UDC[V] D MKB S6 25% ED A MdN S1 natural convection 3 2 1 voltage limiting caracteristic curves M [Nm] M [Nm] 4 Thermal limiting caracteristic curves n [min-1] M_n_Kennlinie_MKE_US.
6-6 General Information Regarding Technical Data MKE UL/CSA DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
MKE037 7-1 MKE UL/CSA 7 MKE037 7.1 Technical data Designation Symbol Unit Motor type Data MKE037B-144 Nominal motor speed 1) nK rpm Continuous torque at standstill MdN Nm 0.9 (0.8) 8) Continuous current at standstill IdN A 4.7 (4.2) 8) Mmax Nm 4.0 Imax A 21.2 JM kgm² Torque constant at 20ºC Km Nm/A 0.21 Voltage constant at 20ºC KE(eff) 18.2 Winding resistance at 20ºC R12 V/1000 rpm Ohm Winding inductance at 20°C L12 mH 3.
7-2 MKE037 MKE UL/CSA Designation Symbol Unit Holding brake data Holding torque M4 Nm 1.0 Nominal voltage UN V DC 24 ±10% Nominal current IN A 0.4 Moment of inertia JB kgm² 0.07 x 10 Release delay t2 ms 4 Clamping delay t1 ms 3 mB kg 0.19 Mass Fig. 7-2: 7.2 -4 Technical data, MKE037 holding brake (option) Type code order designation Abbrev.
MKE037 7-3 MKE UL/CSA 11.
7-4 MKE037 Torque-speed characteristics For explanations, see section 12.7, “Speed and torque”. M/Nm 7.3 MKE UL/CSA 4 4,0 3 [1] [2] [3][4] 2 1 1,8 0,9 0,8 1) 0 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 n/min-1 K035mke144.EPS (1): for motor with holding brake Fig.
MKE037 7-5 MKE UL/CSA 7.4 Maximum shaft load For explanations, see section 12.6, “Shaft load and bearing lifespan”. 250 Fradial/N Maximum permitted radial force Fradial_max and permitted radial force Fradial nmittel 3000 min-1 1 200 4000 min-1 5000 min-1 6000 min-1 7000 min-1 8000 min-1 9000 min-1 2 150 100 50 0 5 10 15 x/mm 20 wMKE037x.EPS (1) Fradial_max (plain shaft) (2) Fradial_max (shaft with keyway) Fig.
7-6 MKE037 7.5 MKE UL/CSA Dimensions M035me81p.EPS Fig.
MKE037 7-7 MKE UL/CSA Ø33 Ø10 Shaft end 1x15º 20 2,5 einz_y_MKE037.fh7 Fig. 7-9: Shaft end, MKE037 · Shaft end according to DIN 748 Part 3, Edition 07.75, IEC 60072 (1971), cylindrical. · Center drill hole DS M3 according to DIN 332 Part 2, Edition 05.83; maximum screw tightening torque = 0.7 Nm. · Vibration severity level N according to DIN VDE 0530 Part 14, Edition 02.93 Motor construction Flange · Motor construction B5 according to EN 60034-7/1993 for all mounting orientations.
7-8 MKE037 MKE UL/CSA Notes DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
MKE047 8-1 MKE UL/CSA 8 MKE047 8.1 Technical data Designation Symbol Unit Motor type Data MKE047B-144 Nominal motor speed 1) nK rpm 6000 Continuous torque at standstill MdN Nm 2.7 Continuous current at standstill IdN A 7.1 Mmax Nm 11.3 Imax A 32.0 JM kgm² Torque constant at 20ºC Km Nm/A 0.42 Voltage constant at 20ºC KE(eff) 36.3 Winding resistance at 20ºC R12 V/1000 rpm Ohm Winding inductance at 20°C L12 mH 5.
8-2 MKE047 MKE UL/CSA Designation Symbol Unit Holding brake data Holding torque M4 Nm 2.2 Nominal voltage UN V DC 24 ±10% Nominal current IN A 0.34 Moment of inertia JB kgm² 0.1 x 10 Release delay t1 ms 28 Clamping delay t2 ms 14 mB kg 0.25 Mass Fig. 8-2: 8.2 -4 Technical data, MKE047 holding brake (option) Type code – order designation Abbrev.
MKE047 8-3 MKE UL/CSA 11.
8-4 MKE047 Torque-speed characteristics For explanations, see section 12.7, “Speed and torque”. Datum der Messung 98-03-16 15 M/Nm 8.3 MKE UL/CSA 11,3 10 [1] [2] [3] [4] 5,4 5 2,7 0 0 1000 2000 3000 4000 5000 6000 7000 n/min-1 8000 K045mke144.EPS Fig.
MKE047 8-5 MKE UL/CSA 8.4 Maximum shaft load For explanations, see section 12.6, “Shaft load and bearing lifespan”. Maximum permitted radial force Fradial_max and permitted radial force Fradial Fradial/N 1 600 2 500 nmittel 500 min-1 400 1000 min-1 2000 min-1 3000 min-1 4000 min-1 5000 min-1 6000 min-1 300 200 0 10 20 30 x/mm wMKE045x.EPS (1) Fradial_max (plain shaft) (2) Fradial_max (shaft keyway) Fig.
8-6 MKE047 8.5 MKE UL/CSA Dimensions MKE047US_106-0372-3001-01.tif Fig.
MKE047 8-7 MKE UL/CSA Shaft end R0 Ø40 Ø17 ,6 1x15° 30 2,5 einz_y_MKE047.fh7 Fig. 8-9: Shaft end, MKE047 · Shaft end according to DIN 748 Part 3, Edition 07.75, IEC 60072 (1971), cylindrical. · Center drill hole DS M5 according to DIN 332 Part 2, Edition 05.83; maximum screw tightening torque = 3.0 Nm. · Vibration severity level N according to DIN VDE 0530 Part 14, Edition 02.93 Motor construction Flange · Motor construction B5 according to EN 60034-7 / 1993 for all mounting orientations.
8-8 MKE047 MKE UL/CSA DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
MKE098 9-1 MKE UL/CSA 9 MKE098 9.1 Technical data Designation Symbol Unit Motor type Data MKE098B-047 Nominal motor speed 1) nK rpm 3200 Continuous torque at standstill MdN Nm 12.0 Continuous current at standstill IdN A 13.9 Mmax Nm 43.5 Imax A 62.6 JM kgm² 43.0 x 10 Torque constant at 20ºC Km Nm/A 1.0 Voltage constant at 20ºC KE(eff) 91.0 Winding resistance at 20ºC R12 V/1000 rpm Ohm Winding inductance at 20°C L12 mH 10.
9-2 MKE098 MKE UL/CSA Designation Symbol Unit Holding brake data Holding torque M4 Nm 11.0 Nominal voltage UN V DC 24 ±10% Nominal current IN A 0.71 Moment of inertia JB kgm² 3.6 x 10 Release delay t2 ms 13 Clamping delay t1 ms 30 mB kg 1.1 Mass Fig. 9-2: 9.2 -4 Technical data, MKE098 holding brake (option) Type code – orderdesignation Abbrev.
MKE098 9-3 MKE UL/CSA 11.
9-4 MKE098 Torque-speed characteristics For explanations, see section 12.7, “Speed and torque”. 50 43,5 M/Nm 9.3 MKE UL/CSA 40 [4] [3] [2] [1] 30 24 20 12 10 0 0 1000 2000 3000 4000 n/min-1 k096bmke047.EPS Fig.
MKE098 9-5 MKE UL/CSA 9.4 Maximum shaft load For explanations, see section 12.6, “Shaft load and bearing lifespan”. Maximum permitted radial force Fradial_max and permitted radial force Fradial 1800 Fradial/N 1 nmittel 2 1600 500 min-1 1400 1200 1000 min-1 1000 2000 min-1 800 3000 min-1 4000 min-1 5000 min-1 6000 min-1 600 0 10 20 30 40 x/mm 50 wMKE098x.EPS (1) Fradial_max (plain shaft) (2) Fradial_max (shaft with keyway) Fig.
9-6 MKE098 9.5 MKE UL/CSA Dimensions mke098_106-0390-3001-00.tif Fig.
MKE098 9-7 MKE UL/CSA Shaft end R1 Ø97 Ø30 ,0 1x15° 50 4 einz_y_MKE098.fh7 Fig. 9-9: Shaft end, MKE098 · Shaft end according to DIN 748 Part 3, Edition 07.75, IEC 60072 (1971), cylindrical. · Centrer drill hole DS M5 according to DIN 332 Part 2, Edition 05.83; maximum screw tightening torque = 3.0 Nm. · Vibration severity level N according to DIN VDE 0530 Part 14, Edition 02.93 Motor construction Flange · Motor construction B5 according to EN 60034-7 / 1993 for all mounting orientations.
9-8 MKE098 MKE UL/CSA Notes DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
Accessories 10-1 MKE UL/CSA 10 Accessories 10.1 Battery Motors with the “resolver feedback with integrated multiturn absolute encoder” variant require a battery to retain the information stored in the feedback data storage when the control voltage is switched off. The batteries have a nominal lifespan of ca. 10 years. Danger of explosion! Danger to life, severe injury and property damage.
10-2 Accessories MKE UL/CSA 10.2 Gearboxes Planetary gearboxes Planetary gearboxes of lines GTS and GTP are suitable for mounting to MKE motors. Note: Gearboxes do not undergo an inspection for Ex protection. Rexroth Indramat does not provide any guarantee or responsibility when it supplies MKE motors with connected gearboxes. The Ex protection inspection certificates are solely for the MKE motors.
Electrical connections 11-1 MKE UL/CSA 11 Electrical connections 11.1 Overview of connections The electrical connections of MKE motors include the following components: · a power connection includes a connection for temperature sensors and holding brake, with single-wire design · an encoder feedback connection with a standard encoder cable design, and · an additional external connector for a grounded conductor or for an equipotential bonding conductor (according to EN 50014: 1992).
11-2 Electrical connections MKE UL/CSA MKE_con.JPG Fig. 11-2: Line duct Grounded or equipotential bonding conductor The grounded conductor is connected to MKE motors using the grounded conductor in the motor power cable: from the Ex terminal box via single wires to the motor. An additional connection of a grounded or equipotential bonding conductor is required for MKE motors according to EN 50014: 1992.
Electrical connections 11-3 MKE UL/CSA 11.2 Connecting MKE motors Connection plan Note: In each case, only the direct connection between the motor and the drive controller is shown. However, the connection schematics also apply for all other connection types (e.g. with adapter) because the assignment of the motor and drive controller connections does not change.
11-4 Electrical connections MKE UL/CSA Connecting the temperature monitor When MKE motors are used in potentially explosive areas, the motor temperature monitoring must be done in conjunction with Rexroth Indramat drive controllers DKC, HDD or HDS.
Electrical connections 11-5 MKE UL/CSA 11.3 Power cable dimensions The cable cross-section calculations provided in the Rexroth Indramat documentation are based on effective currents and the assumption of a “turning motor”. The basis for the calculation are the continuous stall currents as provided in the Technical Data; these are given as peak values.
11-6 Electrical connections MKE UL/CSA DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
Notes Regarding Application 12-1 MKE UL/CSA 12 Notes Regarding Application 12.1 Conditions of use Maximum installation elevation and ambient temperature Nominal data Exceeding the nominal data The power data of the motor apply : · an ambient temperature range of 0º to +40º C · and an installation elevation of 0 to 1000 meters above sea level If the motor is to be used above this range, then the “load factors” must be taken into consideration. This derates the output data.
12-2 Notes Regarding Application MKE UL/CSA Vibration and shock stress MKE motors may be used in areas with excessive vibrations and shocks such as those that typically occur during pressing, punching or press feeds, but only if shock absorbers or couplers are used. The design of such attachments must be checked for each individual application.
Notes Regarding Application 12-3 MKE UL/CSA 12.2 Protection class The design of MKE motors meets the protection category requirements as described in EN 60 529: 1991 Area of motor Motor housing, drive shaft, power and feedback connections (only with proper mounting) Fig. 12-4: Protection class of MKE motors Protection category IP 65 The protection category is defined with the letters IP (International Protection) and two digits for the protection category.
12-4 Notes Regarding Application MKE UL/CSA 12.3 Type of construction and mounting orientation MKE motors are supplied in construction shape B05 for flange mounting. The permitted mounting orientation according to EN 60034-7:1993 can be found in the following table.
Notes Regarding Application 12-5 MKE UL/CSA 12.4 Holding brake Optional. Holds the servo axis when no power is being supplied to the machine. Falling axes! Danger to personnel. Extremities could be pinched or severed. DANGER Þ The holding brake itself does not guarantee personnel safety! Þ Ensure the personnel protection by using additional protective measures Þ block off the hazardous area using protective bars or gratings.
12-6 Notes Regarding Application MKE UL/CSA 12.5 Driven shaft and motor bearing Plain driven shaft The recommended standard model for MKE motors provides a forceactuated, zero backlash shaft-hub connection with a high degree of quiet running. Use clamping sets, tension sleeves or other tension elements to attach the machine elements that are to be driven.
Notes Regarding Application 12-7 MKE UL/CSA Drive shaft with shaft seal ring MKE motors are equipped with radial shaft seal rings according to DIN 3760 – Design A. 1 RWDR.fh7 (1) Radial shaft seal ring Fig. 12-9: MKE radial shaft seal ring Wear Radial shaft seal rings are grinding seals. Therefore, they are fundamentally exposed to wear and generate frictional heat. Wear effects of the grinding seal can be reduced only by sufficient lubrication and cleanliness of the area to be sealed.
12-8 Notes Regarding Application MKE UL/CSA Bearing and shaft load During operation, radial and axial forces affect the motor shaft and the motor bearing. The construction of the machine and the attachment of drive elements to the shaft must be attuned to one another in order to ensure that the provided load limits are not exceeded. Radial load, axial load Fradial-max 2 (Welle mit Fradial-max 1 (glatte Welle) x Fradial Fradial-max Passfedernut) nmittel Fradial Faxial x/mm welle_allg.
Notes Regarding Application 12-9 MKE UL/CSA Note: · Thermal effects can shift the flanged end of the drive shaft to the motor housing by up to 0.6 mm. If helical toothed drive pinions or bevel gear pinions are used and mounted directly to the output shaft, then these changes in the length can lead to the shifting of position of the axis, if the drive pinions are not axially fixed to the machine, or.
12-10 Notes Regarding Application MKE UL/CSA 12.6 Motor feedback encoder To regulate motor speed or to position the motor, the drive controller device requires the current position of the motor. The integrated encoder system (motor feedback) provides the drive controller with such signals as are needed to perform this function. The drive controllers are, in turn, equipped to transmit the thereby determined position value to a superordinate CNC or PLC.
Notes Regarding Application 12-11 MKE UL/CSA Note: Digital servo feedback (HSF) For relative indirect position detection. Replaces a separate incremental encoder on the motor. Note: Digital servo feedback (HSF) with integrated multiturn absolute encoder After a power failure or after the first POWER ON, the axis must always first be run to its reference point. For absolute indirect position detection within a range of 4096 motor revolutions. Replaces a separate absolute encoder on the motor.
12-12 Notes Regarding Application MKE UL/CSA 12.7 Acceptance protocols, permits UL, CSA listing The MKE motors listed below were examined by UL (Underwriters Laboratories Inc.®). · MKE037B · MKE047B · MKE098B The motors have UL certification with file number E203009 and are identified with the following symbol on the motor nameplate. cuslistv.fh7 Fig.
Handling 13-1 MKE UL/CSA 13 Handling 13.1 Identifying the merchandise Delivery note One copy of the delivery note is included in the delivery. This lists all components, with their order designation and names. If the contents are contained within several packages (transport containers ), this is noted on the delivery note or can be seen on the freight papers.
13-2 Handling Ready made cable MKE UL/CSA Rexroth Indramat ready made cables are indicated by a cable type label (attached to the end of the cable). The cable type label shows the order designation and the length of the cable. 146546-38687613 Type name of the cable set Internal code number IKG4070 15.00 m 19.04.98 Date of functional check Length in meters 230 Internal code number cab_label.fh7 Fig.
Handling 13-3 MKE UL/CSA 13.4 Storage WARNING Motor damage and loss of guarantee possible! Improper storage can damage the motor. In addition, all claims to guarantees are void. Þ Therefore, heed the following instructions. During storage, maintain the following conditions: · permitted temperature range: -20° C to +80° C. · store the motors so that they are dry and free of dust and vibrations. · store the motors horizontally. · do not remove the protective plastic sleeve from the drive shaft.
13-4 Handling MKE UL/CSA heben_mke.fh7 Fig. 13-5: Lifting and transporting motors using loop lifting belts · Protect the cable connection from damage caused by compression and tension. The power wires are designed as single wires; therefore they must be handled with special care. 1 cable_MKE.fh7 (1): Cable connection with single wires Fig.
Mounting 14-1 MKE UL/CSA 14 Mounting 14.1 Qualified personnel Only appropriately trained qualified personnel may work on the system and the drives or in their vicinity. The system operator must ensure that all persons who carry out · installation work · maintenance work or · operation duties on the system are sufficiently familiar with the contents of this documentation, including all warnings and safety measures.
14-2 Mounting MKE UL/CSA Before mounting: Resolver feedback Resolver feedback with integrated multiturn absolute encoder Brake option 1. Provide tools, aids and measuring and testing equipment. 2. Check all components for cleanliness. 3. Check whether components show visible damage. Do not mount damaged components. 4. Ensure that assembly can be carried out in a dry, dust-free environment. 5. Ensure that the motor flange is free of burrs. 6.
Mounting 14-3 MKE UL/CSA 14.3 Connecting the motor After proper mechanical mounting, the motor can be connected. DANGER Danger to life and limb due to electrical power! Work in the vicinity of parts that are under power is mortally hazardous. Therefore: Þ work on the electrical system may only be carried out by professional electricians. Electrician’s tools are absolutely required.
14-4 Mounting MKE UL/CSA 1 3 2 metal pipe -.screwed on both sides Encoder cable Power cable 4 cable_mkeUS_mount.fh7 (1): MKE with connection lines (single wires) (2): NPT ¾“ steel pipe (3): Ex terminal box (4): Connection lines in steel pipe Fig. 14-2 Electrical connection Note: The components metal pipe (2) and Ex terminal box (3) are not included in the scope of delivery. The system/machine manufacturer is responsible for maintaining the corresponding valid standards and regulations.
Commissioning, Operation and Maintenance 15-1 MKE UL/CSA 15 Commissioning, Operation and Maintenance 15.1 Commissioning Proper, careful assembly and a proper electrical connection are required for commissioning. Before commissioning Before MKE motors are commissioned, the following must be checked/ensured: · It must be possible to turn the runner manually when the brake is released; running noises (e.g. scraping) must not exist.
15-2 Commissioning, Operation and Maintenance Cable entrance MKE UL/CSA Check the cable entrance for: · check for proper fit in the connection box lid using a torque wrench (for nominal values, see table below). tighten if necessary. Part Torque (nominal value) Screwed connection M30 x 1.5 110 Nm ± 10% Fig. 15-1: Torques of cable entrance · Check for seal. It must be ensured that no liquid enters the interior of the motor.
Commissioning, Operation and Maintenance 15-3 MKE UL/CSA Holding brake The holding brake function must be checked prior to motor installation. Check procedures are described in following section. Prior to initial commissioning Check holding torque of brake and perform grinding-in sequence if required. Procedure: 1. Shut down motor power supply and secure the drive system against unauthorized operation. 2. When brake is locked check the effective holding torque with a torque wrench.
15-4 Commissioning, Operation and Maintenance MKE UL/CSA Battery exchange Rexroth Indramat drive control devices reliably monitor the battery voltage and issue the warning “F248 Low battery voltage” in time. Danger of explosion! Death, severe injury and damage to equipment by opening the motor housing in explosion-endangered areas! DANGER Battery exchange when control voltage is switched on Battery exchange Þ Do not unscrew the housing screws if the motor is located in an explosion-endangered area.
Commissioning, Operation and Maintenance 15-5 MKE UL/CSA Battery removal 1. Unscrew the housing screws (1) with the allen key, size 2.5, 3 or 4. 2. Remove the lid of the motor feedback. 3. Remove the plug of the battery (2). 4. Unscrew the screws (3) of the battery’s clamping device (4) and remove the battery. Battery installation 6. Insert the ready-made battery corresponding to the motor type (part No. 277133 or 281394) and reattach the clamping device (3) with the screws (4) (max. torque 1.0 Nm).
15-6 Commissioning, Operation and Maintenance MKE UL/CSA Notes DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
MKE UL/CSA 16 Appendix DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P Appendix 16-1
16-2 Appendix MKE UL/CSA 16.
Appendix 16-3 MKE UL/CSA 1998-08 Electrical apparatus for explosive gas atmospheres - Part 14: Electrical installations in hazardous areas (other than mines) (IEC 60079-14:1996); German version EN 60079-14:1997 N 60079-14(1997-08); IEC 60079-14(1996-12) DIN EN 60529; VDE 0470 Teil 1 2000-09 Degrees of protection provided by enclosures (IP code) (IEC 60529:1989 + A1:1999); German version EN 60529:1991+ A1:2000 EN 60529(1991-10); EN 60529/A1(2000-02); IEC 60529(1989-11); IEC 60529 AMD 1(1999-11) DIN
16-4 Appendix MKE UL/CSA DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
Index 17-1 MKE UL/CSA 17 Index A Advantages 1-1 Ambient temperature 12-1 Appropriate use Introduction 2-1 Uses 2-2 Area of use 1-1 B Battery exchange 15-4 Battery installation 15-5 Battery removal 15-5 Brake 1-3, 12-5 C Certificate of conformity 4-4 Class of protection 4-1 Connection plan 11-3 Connection space 4-2 Construction and components 1-2 Continuous current at standstill 6-3 Continuous operation characteristic curve 6-5 Continuous torque at standstill 6-3 Continuous torques at standstill 1-1 Cy
17-2 Index MKE UL/CSA Inappropriate use 2-2 Consequences, Discharge of liability 2-1 K keyway 12-6 L Loop lifting belts 13-3 M maintenance grinding 15-3 Mass 6-4 Maximum speed 6-4 Maximum surface temperature 4-1 MKE037 dimensions 7-6 shaft load 7-5 Technical Data 7-1 torque-speed characteristics 7-4 type code / order designation 7-2 MKE047 Dimensions 8-6 shaft load 8-5 technical data 8-1 torque-speed characteristics 8-4 Type code – order designation 8-2 MKE098 Dimensions 9-6 shaft load 9-5 technical
Index 17-3 MKE UL/CSA R Radial shaft sealing ring 6-1 Radiator fins 15-1 Rated value 4-1 relative operating time 6-2 Replacement batteries 10-1 Resolver feedback (RSF 12-10 Rotor inertia 6-4 S Safety Instructions for Electric Drives and Controls 3-1 Sealing ring 4-2 Setup elevation 12-1 shaft seal ring 12-7 shaft with keyway 12-6 Shock absorbers 13-3 Standards 1-6 Strain relief equipment 4-2 T Temperature classes 4-4 Temperature monitor 11-4 Theoretical maximum torque 6-4 Thermal limiting characteristic
17-4 Index MKE UL/CSA DOK-MOTOR*-MKE*UL/CSA*-PR01-EN-P
Service & Support 18-1 MKE UL/CSA 18 Service & Support 18.1 Helpdesk Unser Kundendienst-Helpdesk im Hauptwerk Lohr am Main steht Ihnen mit Rat und Tat zur Seite. Sie erreichen uns - telefonisch: +49 (0) 9352 40 50 60 über Service Call Entry Center Our service helpdesk at our headquarters in Lohr am Main, Germany can assist you in all kinds of inquiries.
18-2 Service & Support MKE UL/CSA 18.5 Kundenbetreuungsstellen - Sales & Service Facilities Deutschland – Germany vom Ausland: from abroad: (0) nach Landeskennziffer weglassen! don’t dial (0) after country code! Vertriebsgebiet Mitte Germany Centre SERVICE SERVICE SERVICE Rexroth Indramat GmbH Bgm.-Dr.-Nebel-Str.
Service & Support 18-3 MKE UL/CSA Europa (West) - Europe (West) vom Ausland: (0) nach Landeskennziffer weglassen, from abroad: don’t dial (0) after country code, Italien: 0 nach Landeskennziffer mitwählen Italy: dial 0 after country code Austria - Österreich Austria – Österreich Belgium - Belgien Denmark - Dänemark Bosch Rexroth GmbH Bereich Indramat Stachegasse 13 1120 Wien Tel.: +43 (0)1 985 25 40 Fax: +43 (0)1 985 25 40-93 Bosch Rexroth G.m.b.H. Gesch.ber.
18-4 Service & Support MKE UL/CSA Europa (Ost) - Europe (East) vom Ausland: (0) nach Landeskennziffer weglassen from abroad: don’t dial (0) after country code Czech Republic - Tschechien Czech Republic - Tschechien Hungary - Ungarn Poland – Polen Bosch -Rexroth, spol.s.r.o. Hviezdoslavova 5 627 00 Brno DEL a.s. Strojírenská 38 Zdar nad Sázavou 591 01 Czech republic Tel.: +420 616 64 3144 Fax: +420 616 216 57 Bosch Rexroth Kft. Angol utca 34 1149 Budapest Bosch Rexroth Sp.zo.o. Biuro Poznan ul.
Service & Support 18-5 MKE UL/CSA Africa, Asia, Australia – incl. Pacific Rim vom Ausland: from abroad: (0) nach Landeskennziffer weglassen! don’t dial (0) after country code! Australia - Australien Australia - Australien China China AIMS - Australian Industrial Machinery Services Pty. Ltd. Unit 3/45 Horne ST Campbellfield , VIC 3061 Melbourne Tel.: +61 (0) 393 590 228 Fax: +61 (0) 393 590 286 Hotline: +61 (0) 419 369 195 terryobrien@aimservices.com.au Bosch Rexroth Pty. Ltd. No.
18-6 Service & Support MKE UL/CSA Nordamerika – North America USA Hauptniederlassung - Headquarters Bosch Rexroth Corporation Rexroth Indramat Division 5150 Prairie Stone Parkway Hoffman Estates, IL 60192-3707 USA Central Region - Mitte USA Southeast Region - Südwest Bosch Rexroth Corporation Rexroth Indramat Division Central Region Technical Center 1701 Harmon Road Auburn Hills, MI 48326 Bosch Rexroth Corporation Rexroth Indramat Division Southeastern Technical Center 3625 Swiftwater Park Drive Suwan
Bosch Rexroth AG Electric Drives and Controls P.O. Box 13 57 97803 Lohr, Germany Bgm.-Dr.-Nebel-Str. 2 97816 Lohr, Germany Phone +49 (0)93 52-40-50 60 Fax +49 (0)93 52-40-49 41 service.svc@boschrexroth.de www.boschrexroth.
