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
