Working power supply: AC220V, AC380V 50Hz
Current range: -1: 2~100A -2: 40~200A
-3: 80~400A -4: 160~800A
Protection function: phase failure, three-phase imbalance, overload, stall, start avoidance, short circuit, overvoltage, undervoltage, underload, fault memory, grounding (need to be equipped with a special zero-sequence transformer)
Display mode: Chinese/English LCD display and memory fault status and query
Setting mode: key setting
Contact form: one group of normally open and one group of normally closed independent contacts
Contact capacity: 3A AC380V (resistive)
Dimensions: HHD1C-1, 3, 4: 100×66×156mm;
HHD1C-2: 120×62.5×168.5mm
Installation method: compatible with device type and guide rail type
Matched transformer: HHD1C-3, 4 A current transformer is required. Optional functions: RS-485 communication interface (code T), 4~20mA transmission output (code B)
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