• Adjustable-type MCCB is an industrial circuit breaker newly developed by MAXGE according to the international standard.
• It is used in circuits with rated voltage below 690V,rated working current up to 400A for infrequent transformation and infrequent starting of motors.
|Frame Size||630||Rated insulation voltage Ui (V)||800|
|Model||SGM3Si-630||Rated impluse withstand voltage Uimp (kV)||8|
|Number of poles||3,4||Breaking capacity level||M||H|
|Rated current(A) In||400,500,630||Rated ultimate short-circuit breaking capacity lcu(kA)||65||100|
|Magnetic-adjustable setting Ii(xIn)||8/10/12||Rated service short-circuit breaking capacity lcs(kA)||50||75|
|Thermo-adjustable setting lr(xIn)||0.8/0.9/1.0|| |
mm(L*W* H) 4P
|Reference temperature||40℃/55℃||198*257*148 |