NSX400 4P series MCCB adjustable current circuit breaker
1. Breaking capacity
2. Excellent performance
CNSX dual rotary contact structure and the energy release system to ensure stable and reliable protection, and has excellent current-limitting characteristics. Transparent aluminum cover protects the trip unit from settings, rotary handle, motor operation mechanism, etc. can be installed.
3. Compliance with standards
International standards
♦ IEC947-1: general rules
♦ IEC947-2: circuit breakers
♦ IEC947-4: contactors and motor starters
♦ IEC947-5.1: control circuit devices and switching elements; automatic control components.
National standards
♦ GB14048.1: general rules
♦ GB14048.2: circuti breakers
4. Working environment
♦ Altitude belows 2000m;
♦ Circuit breaker may be used between -25°c and +70°c. For temperatures higher than 40°c (65°c for circuit breakers used to protect motor feeders), devices must be derated.
♦ It can withstand the impact from humid air, salt spray, oil mist and mold;
♦ It should be installed in places with no danger of explosion, no conductive dust, and no substance enough to corrode metal or damage the insulation.
♦ In places with no rain and snow erosion;
♦ Pollution degree 3;
♦ Installation category III.
5. Functions and characteristics
Item No. | 100-250 | 400-630 | |
Number of poles | 3P, 4P | 3P, 4P | |
Control | Manual | with toggle/with direct or extended rotary handle | |
Connections | Fixed | front connections | |
Plug-in | front connections/rear connections | ||
Electrical characteristics as per IEC60947-2 and EN60947-2 | |||
Rated current(A) | In | 40°c | |
Rated insulation voltage(V) | Ui | 750 | |
Rated impulse withstand voltage(kV) | Uimp | 8 | |
Rated operational voltage(V) | Ue | AC50/60Hz, 690V | |
Utilization category | A | ||
Operation performance | Mechanical | 8500 | 6000 |
Electrical | 1500 | 1000 | |
Protection | Chart B-1 B-2 | ||
Indication and control auxiliaries | |||
Auxiliary switch | / | ||
MX shunt coil | / | ||
MN under-voltage coil | / |
6. More details
7. The main function of circuit breaker
CNSX series of MCCB offers comprehensive function choice. These functions can be used easily, and can be completely applied into every field safety.
8. More NSX series
Yueqing Shendian Electrical Co. Ltd was founded in 1992, with 23 years of professional production experience in electrical equipment industry. We are committed to exploration and production of intelligent circuit breakers. Now Shendian Electrical has already become one of the professional circuit breaker manufacturers.
Shendian Electrical always considers the product quality as its life and considers scientific and technological innovation as its soul. Until now, Shendian Electrical has more than 10 series of products and more than 200 types of specifications. All of them passed ISO9001 quality system, most of them passed CCC and CE certification.
Because of stable development, Shendian Electrical has been highly recognized by customers. "Only do what we do best" is our corporate philosophy. Shendian Electrical will try our best to achieve the goal of "safety in power grid, free and easy" with our actions.
1. Packing: 4 pcs put in one carton, the gross weight for one carton is 30.5KGS, the net weight for one carton is 27.5KGS. the size of carton is 42.5cm X 32cm X 30.5cm.
2. Shipping: Usually do FOB Ningbo or Shanghai, if required, we can also make CIF or CFR. Our usually delivery time is 30 days.
Q1: what kind of material you use?
A1: PC,PA
Q2: Would you accept to use our logo ?
A2: Yes
Q3: We want to know month capacity.
A3: Our month capacity is 10000pcs
Q4: How long can I expect to get the sample?
A4: Within one week
Q5: Where is your mainly market?
A5: Our mainly market is to Middle East and Southeast Asia
If you have any question or need,pls feel free to contact me at anytime! And i will try my best to assist you!