Operation and maintenance requirements for the moulded case parts of the moulded case circuit breaker:

(1) must be carried out in strict accordance with the management system of the instruction manual we can by installing the moulded case parts of the moulded case circuit breaker.

(2) for special environmental requirements of the molded case circuit breaker (constant temperature, constant humidity, shockproof, dustproof), the enterprise should take appropriate measures to ensure the accuracy and performance of the equipment.

(3) plastic-case circuit breakers in the daily operation and management system maintenance enterprises to carry out maintenance, no disassembly of parts, the discovery of these problems appear abnormalities can immediately stop, not allowed to work with disease operation.

(4) Strictly implement the cutting specifications specified in the equipment specifications, only parts are allowed to be used directly. Machining allowance should be as small as we can. When machining castings, the surface of the blank material should be pre-sandblasted or painted.

(5) During non-working and study hours, guards should be fitted, long periods of non-stopping and regular organisation of wiping, lubrication and airlifting.

Accessories and special tools should be placed on a special shelf, kept clean to prevent wear and tear, and not borrowed.