CFW45 series air circuit breakers (ACB) is used in a power distribution system to distribute power, protect wire and equipment from the damage of overload, voltage shortage, short-circuit, single-phase grounding default. it can also be used for infrequent changeover of the circuit under normal conditions.
| Poles Numbes | 3P,4P |
|---|---|
| Rated voltage | AC400V, AC690V |
| Rated current | 630A-6300A |
| Frame class current | 2000-6300A |
| Function | Circuit-Breaker Failure Protection, Overcurrent Protection, OVP |
Professional production of electrical products, as circuit breakers, mould case circuit breakers, contactors, which supporting copper and iron parts, monthly output of 550,000 sets; Have all kinds of stamping die design self-made ability. Products: conductive system, static contact, iron parts, packaging parts.
Technological process: materials→Molding→screw tap→electroplate→electro welding→riveting→testing→packing
| Type | CFW45-2000A | CFW45-3200A | CFW45-4000A | JKW45-6300A | |
| Frame rated current In(A) | 2000 | 3200 | 4000 | 6300 | |
| Number pole | 3.4 | ||||
| Rated current In(A) | 630,800,1000,1250,1600,2000A | 2000,2500,3200 | 2000,2500,3200,4000 | 4000,5000,6300 | |
| Icu(KA) | 400V | 80 | 100 | 100 | 120 |
| 690V | 50 | 65 | 65 | 80 | |
| Ics=Icw(KA) | 400V | 50 | 80 | 80 | 100 |
| 690V | 40 | 50 | 50 | 65 | |
| Rated current at N-pole In(A) | 50%In,100%In | ||||
| Inhere making &breaking time | 23-32ms | ||||
| Operational performance | Electric life | 500 | |||
| Mechanical life | Maintenance-free 2500 Maintenance 10000 |
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| Mounting mode | Fixed /draw out | ||||
| Intelligent controller | Standard type M, telecommunication type H | ||||
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