Features:
1. Adopt circuit breaker protection, with protection functions such as phase loss, overload, overvoltage, short circuit, etc., to ensure the continuity and reliability of the motor work.
2. The circuit design is novel and comprehensive, and the starting adopts various methods such as direct start, star-delta step-down start, self-coupling step-down start, frequency converter start, soft start, etc., which can be controlled manually or automatically.
3. According to different needs and usage occasions, it can be designed to realize time control, temperature control, pressure control, fire control and other requirements.

Working Environment:
1. The altitude does not exceed 2000M.
2. The short-term maximum temperature is 40°C, the 24-hour average maximum temperature is 35°C, and the minimum temperature is -5°C.
3. The annual average relative humidity of the air is not more than 90%.
4. Places without obvious severe vibration, impact and bumps.
5. There are no flammable and explosive materials, and there is no gas and conductor dust in the surrounding air that can corrode metals and damage insulation.

Technical Parameters:
A． Conform to the standard: GB7251.3-
B． Insulation voltage: ≤1000V
C． Working voltage: ≤450V
D． Working current: ≤630A
E． Protection level: ≤IP40