Earthing ngwá

Earthing ngwá e mepụtara iji gbochie ala voltaji cable usoro si obere sekit eletriki nkesa

Nke a na ngwá na-enyere aka eme ka ndị niile ala voltaji gwara mmanụ efefe akara-mma na ala.

Jera 'earthing ngwá maka LV-ABC na-agụnye:

* Earthing nkwụnye
* gwara mmanụ Earthing mgbodo
* Jizi Emekarị arrester
All njikọta na àgwà ka NFC 33020, CENELEC 50483 4 klas 1.

Nwere ike ọnọ na gwara mmanụ Idupu njikọ (IPC)

All ngwá gafere voltaji idi mmiri n'okpuru osimiri bath ule, ọrụ ahụmahụ na okpomọkụ sitere na site -60 ° C ruo +60 ° C ule, okpomọkụ ịgba ígwè ule, corrosion eguzogide ule wdg mkpuchi ihe na-mere nke ihu igwe na UV-eguzogide ọgwụ polima.

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NCHỌPỤTA UGBU A
  • * Captcha: Biko họrọ Heart