Power Supply System


Input: AC 3Ø 380V
Output: 54V, 400A
Power: 21600W
Efficiency: 91%
Size (W x D x H): 660 x 600 x 1880 mm 
Application: Electronic switching systems
 
Specifications
INPUT

Voltage: AC 3Ø 380V
Frequency: 57 ~ 63 Hz
Power Factor: 94% typical at full load
Efficiency: 91% typical at full load

OUTPUT

Floating Voltage: 48V ~ 58V adjustable
Rated Max Current: 50A/Module, 400A/Rack
Current Limit: 55A (Module), 90~120% (Rack)
Regulation: ±0.5%
Noise: < 2mV (psophometric noise)
< 10mV rms
< 100mV p-p (peak to peak)
< 45 dBA (acoustic noise)
Load Sharing: Forced load sharing within ±10% at full load
Protection: Circuit breakers
Over voltage: only faulty module shut down
Over Current: automatic shutdown if output current rises over 115%
and output voltage drops to 25V
Thermal protection: shut down at abnormally high temperature
Surge: 6KV (1.2x50), 3KA (8x20)
Special Features
Hot pluggable
n+1 redundancy
The system can be controlled, measured and reported by
power management controller with RS 422
Automatic battery charge (floating and equalizing mode with temperature compensation)
Environment
Natural air convection cooling
Operating Temperature Range: 0°C ~ 50°C
Operating Humidity Range: ~ 90% RH (non-condensing)
Dimensions
Module: 138(W) x 406(D) x 500(H) mm
Rack: 660(W) x 600(D) x 1880(H) mm
 
 
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