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4 résultats pour : suspension insulators

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Safe Harbor Dam, Pennsylvania, United States: fire extinguishing system, Fire extinguishing system
LZT26A79_484

Safe Harbor Dam, Pennsylvania, United States: fire...

Protection of the voltage transformer, Protection of a transformer in an electrical wire,
LZT26A79_466

Protection of the voltage transformer, Protection ...

Transformer at an Electric Power Station, United States, photograph, title: '132 kV TRAFO.',
LZT26A79_462

Transformer at an Electric Power Station, United S...

Earthing switches in electrical lines, Earthing switches of the 280 kV line, photograph, title:
LZT26B09_339

Earthing switches in electrical lines, Earthing sw...