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D-u200 upgrade d-u200n series relay
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D-u200 upgrade d-u200n series relay
The bases of different models determine the installation and wiring mode of the relay
Portable relay tester
In case of any problem during train operation, it is convenient for maintenance technicians to quickly diagnose the fault, or quickly check the relay status during daily maintenance
On board control cabinet
The control cabinet is to assemble the switchgear, measuring instruments, protective appliances and auxiliary equipment in the closed or semi closed metal cabinet or screen according
Control cabinet
The control cabinet is to assemble the switchgear, measuring instruments, protective appliances and auxiliary equipment in the closed or semi closed metal cabinet or on the screen according to the electrical wiring requirements
Dual function integrated motor control cabinet
The control cabinet is to assemble the switchgear, measuring instruments, protective appliances and auxiliary equipment in the closed or semi closed metal cabinet or on the screen according to the electrical wiring requirements
ISO9001 certificate
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