MCCB CM1 series Moulded Case Circuit Breaker

MCCB CM1 series Moulded Case Circuit Breaker 1. Free OEM 2. CE certificate 3, Warranty 2 year

MCCB CM1 series Moulded Case Circuit Breaker

CM1 series moulded case circuit breaker is one of products developed and manufactured by adopting international advanced technology. It is supplied with rated insulating voltage 550 and 800V and used for circuit of AC 50/60Hz, rated operating voltage AC 400V (or below), rated operating current up to 1600A for infrequent changing over and starting of the motors.The products conforms to IEC60947-2 standard.

This breaker features small volume, high breaking capacity, short arc time, an ideal product to use. This breaker can be installed both vertically and horizontally. This product complies with standard of IEC 60947-2.

Classifications 1. According to breaking capacity of MCCB: L(standard type), M(relatively higher breaking type), H(high breaking type) 2. According to connection mode of MCCB: Front panel connection (basic connection mode), rear panel connection, plug-in connection 3. According to operation mode: Direct handle operation (basic operation mode), rotary handle operation, motor operation 4. According to number of poles: 3 poles, 4 poles.

Main technical specifications

Type	Rated Current (A)	Poles	Rated Insulating Voltage (V)	Rated Operating Voltage (V)	Acting Over Distance (mm)	Ultimate short circuit Breaker Capacity (KA)	Servies Short Circuit Breaker Capacity (KA)
CM1- 63L	6,10,16,20,25,32,40,50,63	3,4	500	400	0	25	18
CM1- 63M					0	50	35
CM1- 100L	16,20,25,32,40,50,63,80,100		800		0	35	22
CM1- 100M					0	50	35
CM1-100H					0	85	50
CM1-225L	100,125,160,180,200,000				≤50	35	22
CM1-225M					≤50	50	35
CM1-225H					≤50	85	50
CM1- 400L	225,250,315,350, 400				≤50	50	35
CM1- 400M					≤100	65	42
CM1- 630L	400,500,630				≤100	50	35
CM1- 630M					≤100	65	42
CM1- 630H					≤100	100	65
CM1- 800M	630,700,800				≤100	75	50
CM1-800H					≤100	100	65

Tripping Characteristics of MCCB

Rated Current of Release(A)	Thermodynamic Release (ambient temp +40°c)		Operational Current of Magnetic Release(A)
	1.05In(cold state) inoperative time(h)	1.30In(heat state) operative tiem(h)
10≤In≤63	≥1	<1	10In±20%
63<In≤100	≥2	<2	10In±20%
100<In≤630	≥2	<2	5-10In±20%

Rated Current of Release (A)	Thermodynamic Release (ambient temp +40°c)				Operational Current of Magnetic Release (A)
	1.0In (cold state) operative time(h)	1.20In (heat state) operative time(h)	1.50In (heat state) operative time(h)	1.01In (heat state) operative time(h)
10≤In≤630	≥2	<2	≤4min	4S<Tp≤20S	12In±20%

MCCB CM1 series Moulded Case Circuit Breaker