Contact Us

Model A MCCB

Model A MCCB

Short Description:

M4 series moulded case circuit breaker, it’s applicable circuit of AC 50/60Hz,rated insulation voltage 690 V(M4-125 500V),rated operating voltage AC 690V or below ,rated operating current 12.5-1600A, for distribute energy of electric and infrequent making and breaking circuit in normal condition. The circuitbrea kers are provided with the function of the protection against overload and short circuit and undervoltage. The circuit breakers comply with standard of IEC60947-2.The circuit-breakers are double insulating (In m=250A or above), the control circuit of the accessories is set apart with the main circuit, and doesn’t need to open the cover of the circuit breaker when install the accessories.


Product Detail

Product Tags

Pole
number
Rated
insulating
voltage
(V)
Rated
operating
voltage
(v)
Ultimate short circuit
breaking capacity Icu(KA)
Rated short-circuit
service breaking
capacity Ics(%icu)
Utilization
category
AC380V
(400)
AC660V
(690)
M4-125L 1,2,3,4 500 500 25 50%
M4-160L 34 690 690

and

below

35 8 75% A
M4-160M 50 10 75%
M4-250L 800 35 14 100%
M4-250M 65 18 75%
M4-250H 85 20 75%
M4-250L 35 18 100%
M4-400L 65 22 100%
M4-400M 100 30 75%
M4-400L 35 20 100%
M4-630M 50 22 100%
M4-630H 65 25 100%
M4–800L 35 20 100%
M4-800M 50 22 100%
M4-800H 65 25 100%
M4-1250L 3 50 20 100%
M4-1600L

  • Previous:
  • Next:

  • Write your message here and send it to us