Voltage Regulator to 660V Technology MCCB Circuit Breaker (NS 250A)
|FOB Price:||US $1-100 / Piece|
|Min. Order:||1 Piece|
|Min. Order||FOB Price|
|1 Piece||US $1-100/ Piece|
|Production Capacity:||10000 PCS/Year|
|Payment Terms:||L/C, T/T, Western Union, Paypal|
- Model NO.: NS 250A 3p
- Operation: Electric Type
- Arc-extinguishing Medium: Air
- Structure: MCCB
- Type: Circuit Breaker
- Certification: CE, CCC
- Rate Voltage: 690V
- Mechanical Life: 100000 Times
- Rated Frequency: 50Hz/60Hz
- Transport Package: Export Standard Carton Box
- Origin: China
- Breaking Capacity: Low Voltage Circuit Breakers
- Speed: High-Speed Circuit Breaker
- Installation: Fixed
- Poles Number: 3
- Function: Overcurrent Protection
- Rated Current: 250A
- Usage: Motor Protection
- Application: Electric Power
- Trademark: Winston/OEM
- Specification: CE
- HS Code: 85369000
NS series moulded case circuit breaker is one of breaker which adopts international advanced design, manufacture technology to develop. The rated insulating voltage is 750V, suitable for AC 50Hz(60Hz),rated working voltage 690V or below, rated working current is 12.5A to 1250A of circuit and used in distributing electric energy, and non-frequent breaking in the normal conditions , protecting the current? equipment from overload?under voltage, circuit breaker with rated frame current 400A or below,can be used in mousecage motor's non-frequent start, breaking during working, protecting motor from overload, short circuit?undervoltage,the product conforms to IEC60947-2 standard.
Rated insulating voltage (v)
Rated operating voltage (v)
Rated ultimate short circuit breaking capacity Icu (KA) at 380/415v
Rated servies short circuit breaking capacity Ics at 380/415v (KA)
2. The type of thermal magnetic for NS-400/630 has no four poles.
Trip units main technical parameter.
Rated current In (A)
T adjustable (0.8~1In)
M adjustable (5~10In)
160, 180, 200, 225, 250
315, 350, 400
400, 500, 630
Rated current In (A)
Ir=0.4....1 * In(adjustable 48 setting)
Tripping between 1.05....1.3 * Ir (IEC60947-2)
(Long-time overload protection)
40, 100, 160
40, 100, 160, 250
Q 1. What's the payment term?
A. We accept TT,30% deposit and 70% balance against copy of BL
Q 2. How's the delivery time ?
A. Usually it will take about 3-7days after get payment.
Q 3.Could you offer Form A or C/O ?
A. It totally not a problem. We can prepare relative documents to forgin affairs office or other office to apply for this certificate.
Q 4.Would you accept to use our logo and model ?
A.If you have good quantity,it absolute no problem to do OEM.
Q 5.Where is your market?
A. Our products are popular in Russia, Indonisia, Philippines,Italy, America, Brazil and so on.Some of them are our regular customers and some of them are developing. We hope you can join us and make mutural benifit from our cooperation.
"Facts speak louder than words". For more informations, Inquiry NOW !!!