Email cannot be empty
Password cannot be empty
Email format error
Email cannot be empty
Email already exists
6-20 characters(letters plus numbers only)
The password is inconsistent
Email format error
Email cannot be empty
Email does not exist
6-20 characters(letters plus numbers only)
The password is inconsistent
Miniature circuit breakers, abbreviated as MCBs, are the most widely used terminal protection devices in building electrical terminal distribution systems. Used for short circuit, overload, overvoltage protection of single-phase and three-phase below 125A, including four types: single pole 1P, two pole 2P, three pole 3P, and four pole 4P.