MULTI-FUNCTION MOTOR PROTECTION APPARATUS

摘要

The present invention relates to a multifunctional motor protecting device. A first aspect of the present invention provides the multifunctional motor protecting device which includes an input and control unit (120), and a monitoring unit (110) which implements each information measured by the input and control unit (120). Also, a second aspect of the present invention provides the multifunctional motor protecting device (100) which includes the monitoring unit (110) connected to an internal interface (130) and the input and control unit (120). The input and control unit (120) includes a motor control center unit (121) which includes a hall sensor (122) and a motor bearing temperature measuring sensor (124), a frequency-voltage converter (123), a sampling circuit unit (125), an insulation resistance unit (126), and an MPU (128).