Kewell KAL-500-33 Bidirectional AC Electronic Load (757A, 220V, 500kVA)
Power Capacity[kVA]: 500
Rated Current (can be customized)[A]: 757
Rated Voltage[V]: 220
Frequency (can be customized)[Hz]: 5-200
Phase: 3φ4W
Voltage Range (can be customized)[V]: 50-400
Input Requirements:
Phase: 3φ3W＋PE
Voltage: 380V±15%
Frequency: 50Hz±5Hz
iTHD: ≤3%
Power Factor: ≥0.99
Functions & Input Characteristics:
Work Modes: CR/CC/CP
Current Precision: ±(2%FS+5dgt)
Voltage Precision: ±(1%FS+5dgt)
Power Factor:
0.3-1 (adjustable)
0.2%•FS
Communication Interfaces:
Local/Remote Interfaces: LCD/Upper computer software
Remote Comms: RS485/LAN
Safety & Ambient Conditions:
Insulation Resistance: ≥20MΩ (500Vdc)
Withstand Voltage: 2000Vdc (60s, no arcing/breakdown)
Protection Level: IP21 (indoor)
Cooling: Fan cooling
Ambient Temperature: -10~40℃
Relative Humidity: 0-90%RH (Non-condensing at 25℃)
Altitude: ≤2000m
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