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Mccb Molded Case Circuit Breaker

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Mccb Molded Case Circuit Breaker

Mccb Molded Case Circuit Breaker
Mccb Molded Case Circuit Breaker Mccb Molded Case Circuit Breaker

Large Image :  Mccb Molded Case Circuit Breaker

Product Details:
Place of Origin: Wenzhou, China
Certification: CE
Model Number: STN2
Payment & Shipping Terms:
Minimum Order Quantity: 100pcs
Price: Negotiable
Packaging Details: Standard exporting carton
Delivery Time: 20 days
Supply Ability: 3000pcs/day

Mccb Molded Case Circuit Breaker

Coil Voltage: 220V/380V; 230/400V; 240/415V In: 63,80,100,125,160,200,250,350A,400,500,630,800,1000,1200,1250,1600A
Contact Point: 85% Siliver Type: Electronic
Max Current: 1600A Texture: Red Copper
High Light:

moulded case circuit breaker


motor protection circuit breaker

STNS STNSX SERIES MCCB Moulded case Circuit Breaker 3P 4 Pole IEC60947.2 85% siliver high quality

1. Functions and characteristics

Item No.   100-250 400-630; 800-1600(NS)
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   /

2. Excellent performance:
STNSX 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.
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. More details
6. 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.

Contact Details

Contact Person: Mr. Sunny Zhang

Tel: 86-13868610160

Fax: 86-577-67235072

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