SJDB-XRBS three-phase alternating-current electromotor
comprehensive protector (hereinafter referred to as the protector)
adopts a single chip microcomputer as a main control element, the
digital processing and control technology is applied to the
protector, the protector has the advantages of being high in speed,
high in precision, strong in control function and the like, and the
operation is more convenient due to the adoption of digital code
1, the protector has the functions of phase loss, phase current
imbalance, overload failure protection and state self-locking, and
failure reason indicating.
2, the protector has the function of rated current digital setting
of the electromotor.
3, in the overload delay process, an overload indicating lamp