MCCB

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 . It has protective functions against overload, short-circuit or under voltage, protects the circuitries and power equipment from being damaged.

Technical parameters

* Model: HKKM1-400
* Frame size rated current Inm(A): 400
* Rated current In(A): 225
* Class of rated ultimate short-circuit breaking capacity : L , M , H
* Pole number (P): 3, 3,4, 3,4
* Rated ultimate short-circuit breaking capacity Icu(KA): AC400 50 100 65
* Rated service short-circuit breaking capacity Ics (KA): AC400 35 65 42
* Rated operating voltage Ue(v): AC400
* Rated insulation voltage Ui(V): 800
* Rated impulse withstand voltage Uimp (v) : 8000
* Flashover distance (mm):≤ 50
* Applicability: Isolation


How to order?

1, Please tell us the product detail parameters and quantity, we will send you quotation asap
2, We can offer samples for your anytime.