NBSe NBSB1-63 Series 4P 16A Mini Circuit Breaker, electrical
circuit breaker
Main Feature
1. High breaking capacity up to 6KA
2. Small dimension and one modular quantity with
3. Wise current scope up to 40KA
4. Performace of the functions of overload and short-circuit
protection.
5. Suitable for protection to the civil lighting and socket
circuit. The neutral line break for safer and more reliable
1. Application
NBSB1-63 is mainly used in AC50/60Hz single pole230V or
two,three,four pole 400V voltage for overload and short-circuit
protection as well as for unfrequent on-and-off switching electric
equipment and lighting circuit under nrmal conditionl
the product is suitable for
industry,business,building,ressidence,etc.
It's conformity with CE GB10963,IEC60898 EN898 standards.
2. Main technical data
| Rated temperature 40C |
| Rated voltage 230V/400V AC |
| Rated current: 6,10,15,16,20,25,32,40,50,60,63A
(D):1,3,5,6,10,15,16,20,25,32,40A,50A,63A |
| Electric endurance not lower than 6000 times |
| Mechanical endurance lower than 20000 times |
| Tropical test:2 kinds |
| Weight(g) | 1P | 2P | 3P | 4P |
| 100 | 202 | 304 | 406 |
| Standard | Rated current (A) | Pole | Voltage (V) | Breaking capacity(A) |
| EN898 IEC898 | 1 to 40 | 1 | 240 | 6000 |
| 2,3,4 | 415 | 6000 |
| IEC157-1 | 1 to 40 | 1 | 220/240 | 6000 |
| 2,3,4 | 220/240 | 6000 |
| 2,3,4 | 380/415 | 6000 |
3. Product show
Material: unti-fire Nylon PA66, Copper and silver point.
4. The over-current protection property
| Ambient Temperature | Initial Status | Test Current | Expected Result | Expected Result | Note |
| 30±2oC | Cold position | 1.13In | t≥1h | Non-release | - |
| Carried out immediatelyafter previous test | 1.45In | t < 1h | Release | - |
| Cold position | 2.55In | 1s < t< 60s(In≥32A) | Release | Current smoothly rises tospecified value within 5s |
| Cold position | 2.55In | 1s < t < 120s(In>32A) | Release |
| -5~+40oC | Cold position | 3In | t≥0.1s | Non-release | Type B |
| Cold position | 5In | t < 0.1s | Release | Type B |
| Cold position | 5In | t≥0.1s | Non-release | Type C |
| Cold position | 10In | t < 0.1s | Release | Type C |
| Cold position | 10In | t≥0.1s | Non-release | Type D |
| Cold position | 20In | t < 0.1s | Release | Type D |
5. Our Services
(1) Warranty ( 24 months warranty )
1. The warranty starts from the delivery date from our factory;
2. During the warranty, any defective product will get repaired or
replaced for free ;
3. It is beyond the warranty as the products breaked by the
violence , the carelessness or repaired , altered without
authorization.
(2) Lead Time
1. Sample orders will be delivered from our factory within 7
working days.
2. General orders will be delivered from our factory within 7-15
working days.
3. Bulk orders will be delivered from our factory within 25 working
days at most
(3) Shippment
1. By EMS, DHL, FedEx, TNT, UPS or other express.
2. By our forwarding agent (by air or by sea).
3. By your own forwarding agent.
4. By domestic forwarding agents to any city in China
