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Molded Case Circuit Breaker

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CS Molded Case Circuit Breaker (MCCB)

1. Applications of Molded Case Circuit Breaker:
CS Molded case circuit breaker is suitable for circuit AC 50Hz/60Hz, rated voltage up to AC 660V, rated operating current to 630A. It features normal structure, reliable performance, complete accessories & high breaking capacity, used for power distribution and protecting the circuit and electrical equipment against overload and short circuit. It complies with standard of IEC947-2.

2. Characteristics of Molded Case Circuit Breaker:

  Rated current of release(A) Thermodynamic release ambient temp+40°C) Operational current of magnetic release(A)
1.05In(cold state) inoperative time (h) 1.30In(heat state) inoperative time (h)
In≤63 ≥1 <1 10-50In±20%
63≤In≤250 ≥2 <2 10In±20%
25≤In≤800 ≥2 <2 5-10In±20%
3. Specifications of Molded Case Circuit Breaker:
Type Rated current (A)

Rated insula

ting voltage

 Pole number

Rated Opera

ting voltage

 Ultimate short circuit breaking capacity lcu KA Service short circuit breaking capacity lcu KA
AC380V (40O)

AC

660V (690)

DC

250V

AC

380V (400)

 AC660V (690)
CS-125E 12.5,16, 20,25,32,40,50,
63,80,100,125		       15       7.5    
CS-125S             two three four             380V 660V 25   20 16  
CS-160S 16,20,32,40,50,
63,80,100,
125,160		 35   8   I 20   18    
CS-160H 50 10 40 25  
CS-250S 100,125, 160,180, 200,225, 250 35 10 40 18  
CS-250M 50 16 40 30  
CS-250H 65 18 40 48  
CS-400S 200,225, 250,315, 350,400 600V 35 16 40 18  
CS-400M 50 20 40 30  
CS-400H 65 25 40 48  
CS-630S 400,500, 630 50 20 40 30  
CS-630M 65 25 40 48  
CS-630H 80 30 40 60  
CS-800S 500,630, 700,800 50 20 40 30  
CS-800M 65 25 40 48  
LS-800H 80 30 40 60  
1250S 630,700, 800,1000,1250 55 25 40 35  
1250M 70 28 40 50  
1250H 95 35 40 75  
1600S 800,1000,1250,
1600		 55 25 40 35  
1600M 70 28 40 50  
1600H 95 35 40 75  

We can provide customers high quality electronic components such as miniature circuit breaker, earth leakage circuit breaker, AC contactor, Power relay, etc.
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Products List: ☆ Electrical Components
☆ Circuit Breaker
☆ Miniature Circuit Breaker
☆ Molded Case Circuit Breaker
☆ Earth Leak Circuit Breaker
☆ Residual Current Circuit Breaker
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