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Moulded Case Circuit Breaker

Moulded Case Circuit Breaker
Moulded Case Circuit Breaker
Product Code : S
Product Description

Product Description:

S Series Moulded Case Circuit Breaker 

Technique parameter:

Application
S series moulded case circuit breaker is suitable for circuit AC 50Hz/60Hz, rated voltage up to AC 660V, Rated operating current to 800A.
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 IEC60947-2.
Tripping Characteristics

Rated current of release (A)

Thermodynamic release (ambient temp+40℃)

Operational current  
of magnetic  
release (A)

1.05In (cold state) inoperative time (h)

1.30In (heat state) inoperative time (h)

In°6

°1

< 1

10In±10%

63 < In°100

°2

< 2

10In±20%

100 < In°630

°2

< 2

5-10In±20%

 

5-10In±20%

Thermodynamic release (ambient temp+40℃)

Operational current  
of magnetic 
release (A)

1.0In  
(cold state) inoperative time

1.20In  
(heat state) operative time

1.50In  
(heat state) operative time

7.2In (heat state) operative time

12.5≤In≤400

≥ 2h

< 2h

≤4min

2S<tp≤10s< div="">

12In±20%

Specifications 

Type

 

Rated  
Current(A)

 

Number of Poles

 

Rated Insulation Voltage 
(V)

 

Rated Operating Voltage 
(V)

 

Ultimate Short Circuit Breaking Capacity(KA) 

Servies Short Circuit Breaking Capacity (KA) 

operation 
performance     
(Endurance)

Overall Dimensions

AC380v(400)

AC660v
(690)

DC250

AC380v
(400)

AC660v
(690)

Load

Unload

L


(3P/4P)

H

S-125E

12.5,16, 
20,25,32, 
40,50,63, 
80,100,125

 

2P,  
3P,  
4P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

660

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

380 
660

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

-

-

7.5

-

3000

7000

 

120

76/101

 

70

70

S-125S

25

-

20

16

-

S-160S

16,20,32, 
40,50,63, 
80,100,125, 
160

 

35

8

20

18

-

4000

 

6000

 

120

 

90/120

 

103.5

 

S-160H

50

10

40

25

-

S-250S

100,125,160,
180,200,225,
250

 

 

35

10

40

18

-

2000

 

 

6000

 

 

170

 

 

105/140

 

 

103.5

 

 

S-250M

50

16

40

30

-

S-250H

65

18

40

48

-

S-400S

200,225,250,
315,350,400

 

 

35

16

40

18

-

1000

 

 

4000

 

 

254

 

 

140/184

 

 

103.5

 

 

S-400M

50

20

40

30

-

S-400H

65

25

40

48

-

S-630S

400, 500, 
630

 

 

50

20

40

30

-

1000

 

 

4000

 

 

268

 

 

210/280

 

 

103.5

 

 

S-630M

65

25

40

48

-

S-630H

80

30

40

60

-

S-800S

500, 630,  
700, 800

 

 

50

20

40

30

-

1000

 

 

4000

 

 

268

 

 

210/280

 

 

103.5

 

 

S-800M

65

25

40

48

-

S-800H

80

30

40

60

-