User`s guide

208
CHAPTER 9 - TECHNICAL SPECIFICATIONS
9.2
ELECTRONICS/GENERALDATA
Voltage Source Inverter
V/FControl orSensorless VectorControl (V.V.C.- VoltageVector Control)
PWM SVM (Space Vector Modulation)
0 to 300 Hz, resolution of 0.01 Hz
Speed regulation: 1 % of the rated speed
Speed regulation: 0.5 % of the rated speed
CFW-08: 1 isolated input, resolution: 8 bits, linearity error <0,25 %.
(0 to 10) V or (0 to 20) mA or (4 to 20) mA, Impedance: 100 k

(10
to 10) V, 500

(0 to 20) mA or (4 to 20) mA, programmable function
including digital input or PTC input
CFW-08 Plus: 2 isolated inputs, resolution: 8 bits, linearity error
<0,25 %. (0 to 10) V/(-10 to +10) V/(0 to 20) mA or (4 to 20) mA,
Impedance: 100 k

(0 to 10) V/(-10 to +10) V, 500

(0 to 20) mA/
(4to20)mAprogrammablefunction includingdigital inputorPTCinput
4 isolated digital inputs, NPN or PNP logic, programmable functions
Resolution: 8 bits, programmable functions
CFW-08 Plus: 1
isolated output
,
(
0
to
+10
)
V,
or (0 to 20) mA or
(4 to 20) mA, R
L

10 k

(maximum load)
CFW-08: 1 relaywith reverse contacts, 240 Vac, 0.5A, programmable
functions
CFW-08 Plus: 2 relays, one with NO contact and one with NC
contact. It can be programmed to operate as 1 reverse, 240 Vac,
0.5A, programmable functions
Overcurrent/output short-circuit
Output ground fault
DC link under/overvoltage
Inverter overtemperature
Motor/inverter overload(IxT)
External fault
Programming error
Self-tuning error
Defectiveinverter
8 keys: start, stop, increment, decrement, FWD/REV, JOG,
local/remote and programming
LEDs display: 4 digits with 7 segments
LEDs for FWD/REV and LOCAL/REMOTE indication
It permits access/alteration of all parameters
Display accuracy:
- current: 10 % of the rated current
- speed resolution: 1 rpm
- frequency resolution: 0.01 Hz
Models 22 A, 28 A and 33 A/220-240 V and 13 A, 16 A, 24 A and
30 A/380 V-480 V; other models with KN1-CFW08-M1 and
KN1-CFW08-M2 kits
All models without KN1-CFW08-M1 and KN1-CFW08-M2 kits
Inverters and semicondutors
Power Conversion Equipment
Electronic equipment for use in power installations
Safety requirements for electrical equipment for measurement,
control and laboratory use
EMCproductstandardforadjustablespeedelectricalpowerdrivesystems
CONTROL
METHOD
OUTPUT
FREQUENCY
PERFORMANCE
V/FCONTROL
VECTOR
CONTROL
INPUTS
ANALOG
(Control Board
ECC3)
DIGITAL
OUPUTS
ANALOG
(Control Board
ECC3)
RELAY
SAFETY
PROTECTION
KEYPAD
STANDARD
(HMI)
(HMI-CFW-08-P)
DEGREE OF
NEMA1 / IP20
PROTECTION
PROTECTED CHASSIS/
IP20
STANDARDS
IEC 146
UL 508 C
EN 50178
EN 61010
EN 61800-3
Table 9.3
- General data of the CFW-08 electronics