Input
|
Connection mode
|
Three – phase, three –
wire + GND
|
Voltage
|
380V±10%
|
Frequency
|
50Hz/60Hz±5Hz
|
Output
|
Rated power
|
** kW
|
Output voltage adjusting range
|
0V ~ ****V
|
Output current adjusting
range
|
0A ~ ***A
|
Output voltage precision
|
0.5%FS
|
Output current precision
|
0.5%FS
|
Line regulation
|
≤0.2%FS
|
Load regulation
|
≤0.2%FS
|
Temperature drift
|
0.04%FS/℃
|
Time drift
|
0.3%FS
|
Ripple (Vr.m.s.)
|
≤0.5% F.S (measured @ rated voltage with 80%-100%
resistive loading)
|
Response time
|
≤20ms (measured @ 10%-90%
resistive loading)
|
Efficiency
|
≥88% (measured @ 80%-100% resistive loading)
|
Working ability
|
Withstand long-term
continual working.
|
Setting & Display
|
Control mode
|
Local
|
Front panel LCD touch screen.
|
Remote
|
RS485 communication
interface.
In line with MODBUS-RTU
standard.
|
Display mode
|
Touch screen display items as below:
1. Real-time
working state display (fault state, running state, stop state, emergency stop
state)
2. Working
mode display (CV / CC)
3. Output
voltage / current display.
4. Power
supply system and fault information queriable.
|
Set & Display error
|
Voltage
|
0.5%FS
|
Current
|
0.5%FS
|
Display resolution
|
Voltage
|
Four-digit display with a
minimum resolution of 0.01V
(Ue ≤ 30V)
|
Four-digit display with a minimum resolution of
0.1V
(30V < Ue < 1000V)
|
Four-digit display with a
minimum resolution of 1V
(Ue ≥ 1000V)
|
Current
|
Four-digit display with a minimum resolution of
0.01A
(Ie ≤ 50A)
|
Four-digit display with a
minimum resolution of 0.1A
(50A < Ie < 1000A)
|
Four-digit display with a minimum resolution of 1A
(Ie ≥ 1000A)
|
Automatic voltage
compensation
|
≤5V (Ue ≤ 100V)
|
≤10V (100V < Ue ≤ 300V)
|
≤15V (300V < Ue ≤ 1000V)
|
Over-loading ability
|
Iout≤1.25 Ie, output shutdown after 600s.
Iout≤1.5Ie, output shutdown after 60s.
Iout≤2Ie, output shutdown after 5s
Iout>2Ie, output shutdown immediately.
|
Energy discharging unit
|
Discharging unit function
|
Built-in bleeder resistor
for consuming feedback energy generated by motor stall & braking test.
|
Discharging mechanism
|
Intelligently detects feedback energy and initiates
automatic discharging when the feedback voltage is 5V ~ 10V higher than the
output voltage.
|
Discharging response time
|
≤1mS
|
Protection & Monitoring
functions
|
Input protection
|
Input lack voltage and lack phase protection.
|
Output over voltage
protection (OVP)
|
Output over voltage
protection value settable.
Power supply automatically
cuts off output and alarms when output has over voltage.
|
Output over current protection (OCP)
|
Output over current protection value settable.
Power supply automatically cuts off output and
alarms when the output has over current.
|
Over temperature protection
(OTP)
|
Power supply automatically
cuts off output and alarms when the internal temperature of the power supply
exceeds 85 °C.
|
Output short-circuit protection
|
Power supply automatically cuts off output and
alarms when the output has short-circuit.
|
Automatic voltage
compensation protection
|
Output over compensation
protection / compensation line reverse-connected protection
|
Discharging – unit protection
|
Discharging-unit over temperature protection / Discharging-unit
short-circuit protection.
|
Noise
|
≤65dB
|
Protection degree
|
IP20
|
Cooling method
|
Forced air cooling
|
Safety features
|
Insulation resistance
|
≥20MΩ
|
Withstand voltage ability
|
60s test @ 2000VDC, no
flash-over or spark-over.
|
Grounding inductance resistance
|
≤100mΩ
|
Working conditions
|
Ambient temperature
|
0℃~45℃
|
Humidity
|
10%~90%(non-condensing)
|
Height
|
≤2000m
|
Size (W*H*D) (mm)
|
600*1700*800
|