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

Brand Name:SEFIE
Certification:CE, ROHS, CB
Model Number:SFM1-63
Minimum Order Quantity:2000-3000
Delivery Time:14 days after receipt of deposit
Place of Origin:Wenzhou,China
Contact Now

Add to Cart

Active Member
Location: Wenzhou Zhejiang China
Address: Xiangyang Industrial Zone,Liushi,Wenzhou,china
Supplier`s last login times: within 45 hours
Product Details Company Profile
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
China 4P 20a Din Rail Circuit Breaker Long Electrical Endurance Bakelite Material supplier

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

Inquiry Cart 0