Technical data

June 2008
CA08102001E For more information visit: www.eaton.com
40-263
Adjustable Frequency Drives
40
LCX9000
Table 40-376. Technical Information
Description Specification
Mains Connection
Input Voltage (V
in
) 400 – 500V AC; 525 – 690V AC; (-10% – 10%)
465 – 800V DC; 640 – 1100V DC; (-0 – 0%)
Input Frequency (f
in
) 45 – 66Hz
Connection to Mains Once per minute or less (normal case)
Motor Connection
Output Voltage 0 – V
in
Continuous Output
Current
Rated current at nominal inflow cooling
water temperature of 30°C;
Overload 2 sec./20 sec.
Starting Current Rated current at 2 sec./20 sec. if output
frequency <30 Hz and temperature of heat-
sink <149°F (65°C)
Output Frequency 0 – 320 Hz (standard);
7200 Hz (special software)
Frequency Resolution Application dependent
Control Characteristics
Control Method Frequency control (V/f)
Open loop: Sensorless vector control
Closed loop: Frequency control
Closed loop: Vector control
Switching Frequency
(see parameter 2.6.9)
480V:Up to and including 61-Amp size:
1 – 16 kHz (factory default, 10 kHz)
From 72-Amp size:
1 – 12 kHz (factory default, 3.6 kHz)
575V:1 – 6kHz (factory default, 1.5kHz)
Note: Derating required if higher switch-
ing frequency than the default is used.
Frequency Reference Analog input: Resolution .1% (10 bits);
Accuracy ± 1%
Panel reference: Resolution .01 Hz
Field Weakening Point 30 – 320 Hz
Acceleration Time .1 – 3000 sec.
Deceleration Time .1 – 3000 sec.
Braking Torque DC brake: 30% x T
n
(without brake option)
Ambient Conditions
Ambient Operating
Temperature
14°F (-10°C), no frost to +122°F (+50°C) at I
th
122 – 158°F (50 – 70°C), derating required
Storage Temperature -40°F to +158°F (-40 to +70°C)
No liquid in heatsink under 32°F (0°C)
Relative Humidity 5 – 96% RH, noncondensing, no dripping
water
Air Quality Chemical vapors:
IEC 721-3-3, unit in operation, class 3C2
Mechanical particles:
IEC 721-3-3, unit in operation, class 3S2 (no
conductive dust allowed); No corrosive gases
Altitude Up to 1,000m:
100% load capacity (no derating)
Above 1,000m:
Derating of 1% per each 100m required
Vibration EN 50178, EN 60068-2-6; 5 – 150 Hz
Displacement amplitude:
.25 mm (peak) at 3 – 31 Hz
Max. acceleration amplitude:
1G at 31 – 150 Hz
Shock EN 50178, EN 60068-2-27, UPS drop test (for
applicable UPS weights)
Storage and shipping: Max. 15G, 11 mS (in
package)
Enclosure Class IP00 open frame standard in entire kW/hp
range
Description Specification
EMC
Immunity Fulfils all EMC immunity requirements
Emissions EMC level N; EMC level T for IT networks
Safety
Approvals EN 50178, EN 60204-1, CE, UL, CUL, FI,
GOST R, IEC 61800-5
(See unit nameplate for more detailed
approvals.)
Control Connections
Analog Input Voltage 0 to +10V, R
i
= 200 kΩ (-10V to +10V joystick
control)
Resolution .1%; Accuracy ±1%
Analog Input Current 0(4) – 20 mA, R
i
= 250Ω differential
Digital Inputs 6 positive or negative logic; 18 – 24V DC
Auxiliary Voltage +24V, ±15%, max. 250 mA
Output Reference Voltage +10V, +3%, max. load 10 mA
Analog Output 0(4) – 20 mA, R
L
max. 500Ω
Resolution 10 bits; Accuracy ±2%
Digital Outputs Open collector output, 50 mA/48V
Relay Outputs 2 programmable change-over relay
outputs
Switching capacity: 24V DC/8A,
250V AC/8A, 125V DC/.4A
Min. switching load: 5V/10 mA
Protections
Overvoltage Protection
Undervoltage Protection
480V: 911V; 575V: 1200V
480V: 333V; 575V: 461V
Ground Fault Protection In case of ground fault in motor or motor
cable, only the drive is protected.
Mains Supervision Trips if any of the input phases are missing
(drives only).
Motor Phase Supervision Trips if any of the output phases are
missing
Unit Overtemperature
Protection
Alarm limit: 149°F (65°C) for heatsink, 158°F
(70°C) for circuit boards
Trip limit: 158°F (70°C) for heatsink,
185°F (85°C) for circuit boards
Overcurrent Protection Yes
Motor Overload Protection Yes
Motor Stall Protection Yes
Motor Underload
Protection
Yes
Short-Circuit Protection Yes (+24V and +10V reference voltages)
Liquid Cooling
Allowed Cooling Agents Drinking water
Water-glycol mixture
Temperature of Cooling
Agent
32 – 86°F (0 – 30°C) at I
th
for input;
86 – 149°F (30 – 65°C)
Max. temperature rise during circulation: 9°F
(5°C), no condensation allowed
System Max. Working
Pressure
87 psi (6 bar)
System Max. Peak Pressure 580 psi (40 bar)
Pressure Loss (at nominal
flow)
Varies according to size