Description:

Switch-isolators from MK Electric are sturdily built to withstand more than
just the vagaries of the weather. The entire range of MK isolating switches are
exclusively designed to surpass uncompromising standards of total safety and
reliability.
The MK Switch-Isolators range is yet another product line from MK Electric,
the industry leader in product quality and safety standards for over 70 years.
When safety and quality matter most, choose MK. It’s the logical choice.

TECHNICAL SPECIFICATION

AC22A AC23A

Standard specification : IEC 60947-3 & BS EN 60947-3 

Number of pole :  4P 
Rated operational current Ie :  63A

Rated operational voltage Ue :415V

Rated insulation voltage Ui : 690V

Rated impulse voltage Uimp : 2.5KVp1.2/50µs
Rated frequency : 50 / 60 Hz

Rated utilization category : AC23A
 
Rated making capacity : 3Ie ,10Ie

Rated breaking capacity : 3Ie, 8Ie

Rated short-time withstand current Icw : 15Ie  for 1s
 
Rated short-circuit making capacity Icm : 3000A 4500A

Pollution degree : 3

Degree of protection : IP 66

SELECTION TABLE FOR LIST NO.
 63A :4 P : M4422