MCB has the characteristics of advanced structure, reliable performance, high breaking capacity and beautiful appearance. It is mainly used for AC 50HZ or 60HZ, rated voltage 240/415V or below and rated working current 63A or below. It is used for overload and short-circuit protection of lighting, distribution lines, equipment in office buildings, residential buildings and etc. It can also be used for infrequent on-off operations and conversion of lines.
MCB TECHNICAL SPECIFICATIONS |
S.NO |
Technical Information |
MCB |
1 |
Standard conformity |
IS/IEC60898-1:2015 |
2 |
Rated current (In) (A) |
0.5 – 63* |
3 |
Rated Voltage (Ue) V~ |
240/415 |
4 |
No of pole (Execution) |
1P,1P+N,2P,3P,3P+N,4P |
5 |
Rated Frequency (Hz) |
50/60 |
6 |
Rated short-circuit Breaking capacity (kA) |
6 & 10 |
7 |
Type/Series |
B |
C |
8 |
Magnetic Release Setting |
(3-5)In |
(5-10)In |
9 |
Rated Insulation Voltage (Ui) V |
660 V |
10 |
Rated Impulse Voltage (Uimp)(KV) |
4 |
11 |
Energy Limiting Class (ELC) |
3 |
12 |
Protection Class |
IP20 |
13 |
Electrical/Mechanical Endurance Test (No of Operation) |
<32A |
20000 |
>32A |
10000 |
14 |
Vibration |
(g) |
3 |
15 |
Shock test |
40mm free fall |
16 |
Reference Ambient Temp (°C) |
30 |
17 |
Terminal Capacity (mm²) |
25 |
18 |
Ambient Working Temperature |
-5°C to 55°C |
19 |
Storage Temperature |
-25°C to +70°C |
20 |
Mounting |
Din Rail Clip |
21 |
Installation Position |
Vertical/Horizontal |
22 |
Case & Cover |
Moulded, flame-retardant thermoplastics material |