Description JDK6D HV motor protector uses special high-precision operational amplifier for instruments as the control chip, and uses high-precision current transformer as the signal sampling element....

Description JDK6D HV motor protector uses special high-precision operational amplifier for instruments as the control chip, and uses high-precision current transformer as the signal sampling element. Through reasonable circuit design, the protector is characterized by improved protection function and easy operation. This protector has the fault memory function, which allows maintenance personnel to realize quick troubleshooting. Technical parameters 4.1 Normal working conditions a. Working voltage: 380 (1±10%)V, 1140 (1±10%)V b. Altitude:

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