Xuji WBH-818 microcomputer transformer protection monitoring and control device
The WBH-818C microcomputer transformer protection device is suitable for transformers of various wiring modes with voltage grades of 110kV and below.The WBH-818C device realizes the backup protection function of one side of the transformer
Xuji WBH-818 microcomputer transformer protection monitoring and control device
Typical configuration of WBH-818C / H high pressure side backup protection for WBH-818C / H / R1 high pressure side backup protection configuration
Pressure (direction) section I t1 (direction) reset (direction) current I t2 (direction) reset (direction) flow I t3 (direction) section t1 (direction) pressure (direction) t3 (direction) t2 section t3 zero order (direction) flow I t1 (direction) Zero order (direction) through I t2 (direction) zero order (direction) through I t3 (direction) zero order (direction) through t1 (direction) zero order (direction) through t2 (direction) zero order (direction) zero order overcurrent section t1 zero order through section t2 zero order voltage t1 zero order voltage t2 gap current t1 gap current t2 gap protection zero order jump protection √ Neutral point ungrounded transformer, When using the zero-order joint jump mode is selected, the failure start t1 failure start t2 some areas select overload ventilation start on-load regulating locking composite voltage
defencive function
TV abnormal alarm GPS pulse monitoring (engineering indicated as required) recording wave
additional function
Protection simulation quantity and fixed value area data sent up
Xuji WBH-818 microcomputer transformer protection monitoring and control device
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