Our well-equipped facilities and superb good quality control throughout all stages of manufacturing enables us to guarantee total buyer gratification for AC 1 Pole Mould Case Circuit Breaker, 3 phase rccb, 1p changeover switch, 2 Pole Current Circuit Breaker, 132th China Import and Export Fair, Our company insists on innovation to promote the sustainable development of enterprise, and make us become the domestic high-quality suppliers.
● Application
This MCCB CMM1 series breaker is one of products developed and manufactured by adopting international advanced technology. It is supplied with rated insulation voltage 550V 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.
● Product Main Technical
Poles | 2P,3P,4P |
Rated current In | 100, 160, 180, 200, 225, 250A |
Rated insulating voltage Ui (V) | 690 |
Rated operating voltage Ue(V) | 400 |
Rated frequency | 50/60Hz |
Ultimate short circuit breaking capacity | 35KA |
Services short circuit breaking capacity | 22KA |
Arcing over distance (mm) | 0 |
Operation performance Load | 1000 |
Operation performance Unload | 7000 |
Utilization category | A |
● Overall & Installation Dimension(mm)
● Protection Characteristic
Rated current of release(A) | Thermodynamic release ( ambient temperature land +40°C & marine +45°C) | Operat current of magnetic release(A | |
1.05In(cold state) Inoperative time(h) | 1.30In(heat state) operative time (h) | ||
In≤63 | ≥1 | ˂1 | 5~10In+20% |
63˂In≤100 | ≥2 | ˂2 | 5~10In+20% |
100˂In≤630 | ≥2 | ˂2 | 5~10In+20% |
Rated | Thermodynamic release ( ambient temperature land +40°C & marine +45°C) | Operating | |||
current of | 1.0In(cold state) | 1.20In(heat state) | 1.50In(heat state) | 7.2In(cold state) | current of |
release(A) | non-trip time(h) | trip time (h) | trip time (h) | non-trip time(h) | magnetic release(A |
12.5≤In≤400 | ≥2 | ˂2 | ≤4min | 2s˂Tp≤10s | 12In+20% |
Persisting in "High quality, Prompt Delivery, Aggressive Price", we have established long-term cooperation with clientele from both equally overseas and domestically and get new and old clients' higher comments for Well-designed CMM1 JIELI, The product will supply to all over the world, such as: Lesotho, Costa rica, Nicaragua, Accra, We aspire to meet the demands of our customers globally. Our range of merchandise and services is continuously expanding to meet customers' requirements. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!