Application
CTM1 series of moulded case circuit breaker is new type product developed and manufactured by adopting international advanced technology. It is supplied with rated insulation voltage 800V and used for circuit of A.C. 50Hz, rated operating voltage AC 400V or below rated operating current up to 800A for infrequent changing over and starting of the motors. Equiped with the protection devices for overcurrent, short circuit and under voltage, the product is capable of preventing damage of circuits and supply units. The product conforms to IEC60947-2 stardand.

Specifications

Type	Rated current (A)	Number of	Rated Insulation voltage (V)	Rated Operating voltage (V)	Arcing Over Distance (mm)	Ultimate short Circuit Breaking Capacity (KA)	Service Short Circuit Breaking Capacity (KA)	Operation performance
								ON	OFF
CTM1-63L	6,10,16,20, 25,32,40, 50,63	3P, 4P	660V	380V	0	25	18	1500	8500
CTM1-63M					0	50	35
CTM1-100C	10,16,20, 25,32,40, 50,63,80, 100				0	25	18
CTM1-100L					0(≤50)	35	22
CTM1-100M					0(≤50)	50	35
CTM1-100H					0(≤50)	85	50
CTM1-225C	100, 125 160, 180 200				≤50	25	18	1000	7000
CTM1-225L					≤50	35	22
CTM1-225M					≤50	50	35
CTM1-225H					≤50	85	50
CTM1-400C	225, 250 315, 350 400				≤50	35	25	1000	4000
CTM1-400L					≤50	50	35
CTM1-400M					≤50	65	42
CTM1-630C	400 500 630				≤100	35	25
CTM1-630L					≤100	50	35
CTM1-630M					≤100	65	42
CTM1-630H					≤100	100	65
CTM1-800M	630,700 800				≤100	65	42
CTM1-800H					≤100	100	65

Accessories for MCCB