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4P 20a Din Rail Circuit Breaker Long Electrical Endurance Bakelite Material

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Address: Xiangyang Industrial Zone,Liushi,Wenzhou,china

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Zhejiang Sefie Electric Co.,Ltd.

4P 20a Din Rail Circuit Breaker Long Electrical Endurance Bakelite Material

Country/Region china
City & Province wenzhou zhejiang
Categories Battery Chargers
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Product Details

10ka Breaking Capacity Circuit Breaker 230/400V Mini Circuit Breaker

 

1.  Long electrical endurance up to 6000 cycles thanks to quick making mechanism

2.  Contact position indicating window

3.  High short-circuit capacity

4.  Handle padlock device

5.  Screw terminal lock device

 

 

 

Electrical Feature
 
1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63
Poles1P, 2P, 3P, 4P
Rate voltage(V) Ue230/400~240/415
Insulation voltage(V) Ui500
Rated frequency(Hz)50
Tripping curveB,C,D Type
StandardIEC60898-1
Breaking capacity(Ka)10
 
 
Power loss per pole
 
Rated current(A)Max power loss per pole(W)
1, 2, 3, 4, 6, 102
16, 20, 25, 32,3.5
40, 50, 63,5
Pollution degree
Energy limiting class3

 

 

Mechanical Features
Electrical life4000
Mechanical life20000
Contact position indicatorNO
Protection degreeIP20
Reference temperature for setting of thermal element30℃
Working ambient temperature-5~40℃
Storage temperature-25~70℃

 

 

Installation
Terminal connection typeCable
MountingOn DIN rail IEC60715(35mm) by means of fast clip device

Temperature derating

The maximum permissible crrent in a circuit breaker depends on the ambient temperature where the circuit breaker is placed. Ambient termperature is the temperature in side the enclosure or switchboard in which the circuit breakers are installed.
The reference temperature is 30℃

Rated current(A)
-35℃
-30℃
-20℃
-10℃
0℃
10℃
1
1.3
1.26
1.23
1.19
1.15
1.11
2
2.6
2.52
2.46
2.38
2.28
2.2
3
3.9
3.78
3.69
3.57
3.42
3.3
4
5.2
5.04
4.92
4.76
4.56
4.4
6
7.8
7.56
7.38
7.14
6.86
6.6
10
13.2
12.7
12.5
12
11.5
11.1
16
21.12
20.48
20
19.2
18.4
17.76
20
26.4
25.6
25
24
23
22.2
25
33
32
31.25
30
28.75
27.75
32
42.56
41.28
40
38.72
37.12
35.52
40
53.2
51.2
50
48
46.4
44.8
50
67
65.5
63
60.5
58
56
63
83.79
81.9
80
76.86
73.71
70.56

 

 

Rated current(A)
20℃
30℃
40℃
50℃
60℃
70℃
1
1.05
1
0.96
0.93
0.88
0.83
2
2.08
2
1.92
1.86
1.76
1.66
3
3.12
3
2.88
2.79
2.64
2.49
4
4.16
4
3.84
3.76
3.52
3.32
6
6.24
6
5.76
5.64
5.28
4.98
10
10.6
10
9.6
9.3
8.9
8.4
16
16.96
16
15.36
14.88
14.24
13.44
20
21.2
20
19.2
18.6
17.8
16.8
25
26.5
25
24
23.25
22.25
21
32
33.92
32
30.72
29.76
28.16
26.88
40
42.4
40
38.4
37.2
35.6
33.6
50
53
50
48
46.5
44
41.5
63
66.78
63
60.48
58.9
55.44
52.29

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