NBSe NF-CS MCCB mold case circuit breaker, circuit breaker mccb
The product shall be operated under the following environmental conditions:
● Non-explosive;
● Does not contain corrosive gases and vapors in concentrations destroying metals and insulation;
● Not rich conductive dust and vapors;
● Lack of direct exposure to ultraviolet radiation;
● Should not be signifinant shock or vibration.
1) The products conforms to GB14048.2,IEC60497-2 standards.
2) Equipment with the protection devices.
Application and range of application
The NF-CS series plastic outer covering type circuit breaker (hereafter refers to as circuit breaker), is this company uses the international advanced design, one of the technique of manufacture development, development new circuit breakers. Its fixed isolation voltage is 690V, is suitable in exchanges 50Hz, fixed working voltage 400V and below.Rated current to 800A circuit as frequent changeover gum less frequent motor starter. The Circuit breaker with overload, short circuit protection device, and less voltage protection circuit and power equipment are not damaged.
Technical parameter of MCCB
Type | Number of poles |
Rated current in(A) |
Rated voltage Ue(V) |
Short-circuit Interrupting capacity Icu/Ics(KA) |
||||
DC | AC | |||||||
250V | 230V | 400V | 440V | 500V | ||||
NF30-CS | 2 | 3,5,10,15,20,25,30 | AC400(380) AC690(660) DC250 |
- | 5/2 | 5/2 | - | - |
3 | ||||||||
NF50-CS | 2 | 5,10,15,20,30,40,50 | - | 5/2 | 5/2 | 2.5/1 | 2.5/1 | |
3 | ||||||||
NF60-CS | 2 | 10,15,20,20,40,50,60 | - | 5/2 | 5/2 | 2.5/1 | 2.5/1 | |
3 | ||||||||
NF100-CS | 2 | 50,60,75,100 | - | 25/10 | 18/10 | 10/7.5 | 7.5/5 | |
3 | ||||||||
NF250-CS | 3 | 125,150,175,200,225,250 | - | 25/10 | 18/10 | 15/10 | 10/7.5 | |
NF400-CS | 3 | 250,300,350,400 | - | 35/25 | 25/18 | 25/18 | 15/10 | |
NF630-CS | 3 | 500,600,630 | - | 50/35 | 35/25 | 35/25 | 18/10 |
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