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KR-3000 microcomputer comprehensive protection and measurement device
KR-2000 microcomputer comprehensive protection device
KR-1000 microcomputer comprehensive protection device
Instrument and meter
KR-3710 engine backup protection measurement and control device
KR-3430 dual coil transformer low backup protection measurement and control device
KR-3420 double coil transformer differential protection measurement and control device
KR-3410 double coil transformer high backup protection measurement and control device
KR-3440A Three coil Transformer Non electric Protection Measurement and Control Device
KR-3430A Three Loop Transformer Low Backup Protection Measurement and Control Device
KR-3420A Three coil Transformer Differential Protection Measurement and Control Device
Successful operation!