HKKM1 moulded case circuit breaker

General

It is suitable for circuitries of AC 50/60Hz, rated insulation voltage up to 800V, rated working voltage of 400/690V and rated working current up to 1250A, used for infrequent changeover as well as motor's infrequent startup (I≤630A ans below)
It has protective functions against overload, short-circuit or under voltage, protects the circuitries and power equipment from being damaged

Technical parameters:

Model: HKKM1-63
Frame size rated current Inm(A): 63
Rated current In(A): 16
Class of rated ultimate short-circuit breaking capacity: L, M
Pole number (P): 3, 3, 4
Rated ultimate short-circuit breaking capacity Icu(KA): AC 400 25, 50
Rated service short-circuit breaking capacity Ics (KA ): AC400 18, 35
Rated operating voltage Ue (V): AC 400
Rated insulation voltage Ui (V ): 500, 800
Rated impulse withstand voltage Uimp (V): 400, 800
Flashover distance (mm): ≤ 50
Applicability: isolation

How to order?

1, Please send us the product detail technical parameters and quantity, then we will give you quotation ASAP

2, We are very happy to provide samples for your

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