480V 1250KW Resistive AC Load Bank

Voltage: Minimum 480 VAC, 3‐Phase, 60 Hz
1.3.2 Capacity: Minimum 1250 KW at 480 VAC
1.3.3 Load Step Resolution: 25 KW
1.3.4 Control Power: Internal 480:120 VAC 1‐phase, 60 Hz control power transformer.
1.3.5 Blower Power: Internal or External 460‐480 VAC 3‐phase, 60 Hz.
1.3.6 The load bank enclosure must be outdoor rated suitable for permanent mounting on
a concrete pad. The cabinet must be constructed of heavy gauge steel with powder coat
paint finish. Cooling airflow is vertical through stainless steel gravity louvers on top.


FST-AC480V-1250KW-R Resistive AC Load Bank
Load Element Stainless steel resistors
Load Voltage
AC480V 3Phase 4Wire, 60Hz
(Line voltage AC480V, phase voltage AC277V)
Load Power 1250KW for AC480V 3 Phase 4 Wire, 60Hz
Load Steps
@AC480V 3P4W
1KW, 2KW*2, 5KW, 10KW, 20KW*2, 40KW, 50KW*3, 100KW*10
Power Factor PF=1
Load Accuracy ±5%
Digital Meter Voltage, Current, Power, Frequency and etc.

Power Supply
Internal/External AC480V 3phase 4wire 60Hz
2 Control Modes 1. Manual control by push button
2. PC software remote control
Wire Connections Copper bus bar for wire connections
Insulation Class F
Fan Noise 90dB
Cooling Mode Force-air vertical cooling
Work Mode Continuous work
Protections Overheating/buzzer alarm, overheating/over voltage protection,
emergency stop button
Dimension Load bank: 1609*2014*1772mm(W*D*H)
Air duct: 1345*2300*1200mm(W*D*H)
Weight Load bank: Around 1.7T
Air duct: Around 300KG
Mobility Stationary with forklift pocket
Humidity ≤95%
Altitude ≤2500 meters


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