CHTK700-MF bus coupler breaking protection measurement and control device
CHTK700-TC transformer measurement and control protection device
CHTK800-C capacitor protection measurement and control device
CHTK800-FBT microcomputer segmented self-investment measurement and control device
CHTK800-LBT Microcomputer Standby Self-Protection Protection Measurement and Control Device
CHTK800-MF bus coupler section protection measurement and control device
CHTK800-TC transformer protection measurement and control device
CHTK series microcomputer measurement and control protection device