WSB1-63 Moulded case circuit breaker
WSB1-63 series MCB is one of updated type MCCBs researched and developed by the company by using advanced design and manufacture technology internationally.
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Popular Design Structure Mini MCB Circuit Breaker 2p Miniature Circuit Breaker
WSB1-63 series MCB is one of updated type MCCBs researched and developed by the company by using advanced design and manufacture technology internationally.
WSB1-63 series MCBs are mainly applied at lines of AC 50Hz or 60Hz, rated operation voltage AC230/400V, rated current upto 63A, for overload and short circuit protection to the lines, also for changeover of infrequent operation to the lines. The MCBs are used at places of commercial office building, residential and similar building etc.
The product meets standards of GB 10963.1 and IEC 60898-1, at international advanced level.
Model and meaning
KEY INFORMATION
WSB1-63
| Frequency | 50Hz/60Hz |
| Pole | 1, 2, 3, 4 |
| Voltage | AC230V/400V |
| kA | 6kA, 10kA |
| Amps | 6, 10, 16, 20, 25, 32, 40, 50, 63 |
| Width | 18, 36, 54, 72mm |
| Mounting | Din rail |
| Standard | IEC/EN 60898 |
Main technical parameters
| Item No. | WSB1-63 |
| Rated current In(A) | 6, 10, 16, 20, 25, 32, 40, 50, 63 |
| Pole number | 1P, 2P, 3P, 4P |
| Trip characteristics | C type(5-10In); D type(10-20In) |
| Rated insulating voltage Ui(V) | 690 |
| Rated operating voltage Ue(V) | AC230V/AC400V |
| Rated impulse voltage Uimp(kV) | 4 |
| Breaking capacity Icu(kA) | 6 |
| Mechanical life(times) | 20000 |
| Electrical life(times) | 4000 |
| No. | Rated current | Initial state | Test current | Time limit | Expected result |
| 1 | In≤63 | Cold state | 1.13In | t≤1h | Not tripping |
| In>63 | t≤2h | ||||
| 2 | In≤63 | Just followed the last test item | 1.45In | t<1h | Tripping |
| In>63 | t<2h | ||||
| 3 | In≤32 | Cold state | 2.55In | 1s | Tripping |
| In>32 | 1s | ||||
| 4 | Type C | Cold state | 5In | t≤0.1s | Not tripping |
| 10In | t<0.1s | Tripping |
OVERALL AND MOUNTING DIMENSION(MM)
155 MB
FREQUENTLY ASKED QUESTION (FAQ)
About the company
Westhomes® is a professional manufacturer for low voltage and high voltage electrical products with a thirty-year history.
Main supplier of state-owned companies like China Stae Grid, China Southern Power Grid through bidding with bunches of test certificates, sales records and operation performance to support.
Enough investment for research and development for the products innovation.
About warranty
18 months from the date of receivement
About shipment method
Depends on the required quantity and delivery urgency, both international express like UPS / DHL / EMS / HK EMS / FedEx / TNT (door to door service) and normal sea shipping & air freight also avaliable.
About MOQ
Up to the client
About payment method
We accept T/T, Paypal, Western union, L/C. Normally 30% payment in advance, 70% before delivery.
About ordering process
First to send an inquiry via made-in-china platform or directly to the contact e-mail address. All the following thing is the communication between us.
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