Frame size rated current Inm: 63A, 80A

Rated working operation (Un): 3P+N/4P 400V AC/50Hz  1P+N/2P 230V AC/50Hz

Rated current In: 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A, 80A

Distant auto closing time (tc): tc≤ 3s

Closing delay tme (td): td≤ 4s

Rated ultimate short circuit capacity Icn: 
  10000A (HUM18-63/HUM18-63E)   6000A (HUM18-63N/HUM18-80/HUM18-80E)

Control signal: AC 220V

Rated isolation voltage (Ui): 500V

Withstand voltage level (Uimp): 6kA

Protection degree: IP20

Life: 12000 (On load 5000 times, off load 7000 times.)