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How can we know supply line is ac or dc?

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تم إضافة السؤال من قبل Taifoor Zarin , Secretary General , Khyber Pakhtunkhwa Cycling Association
تاريخ النشر: 2017/09/12
Khubaib Bin Khawar Butt
من قبل Khubaib Bin Khawar Butt , Assistant Manager Electrical , China Huaneng Group

In industrial wiring, AC and DC circuit wires are of different type, even if we use single phase 2 wire system, cables and their tags will be different. The easiest way is to just use a multimeter to determine the type of supply.

kishor l s
من قبل kishor l s , electrical engineer , Wyndham

just use a tester .................. :)

Thabet Almezwk
من قبل Thabet Almezwk , QC/QA Engineer , Alfanar Electrical system

thanks for invitation

 

question is not specific, however in low current wire can be used for AC and DC

if wire connected to device then check name plate of device

Youssef Hamsi
من قبل Youssef Hamsi , Supervisor Wind Farms , EEM - Nareva Holding

We can Know the line is AC by 3 Phases(RST Or 408)

We can Know the line is AC by 2 Phases (+&-)

 

Shazia Tariq
من قبل Shazia Tariq , Assistant Administrator , Critical Mass Company

Sorry but dont know the answer

Meesam Haider
من قبل Meesam Haider , Executive Manager , Critical Mass Company

You can simply check by mutimeter else Ac wires are thick while dc are thin

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