AC Surge Protection
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  • Air ProAC Surge Protection
  • Air ProAC Surge Protection

AC Surge Protection

Professional China quality AC Surge Protection Manufacturers and Suppliers. Yuelong Electric(GHX) is a large-scale AC Surge protection device manufacturer and supplier in China.We have many years of experience in the production of AC Surge Protecction device. Our products have a good price advantage and cover most of the Southeast Asia,India,Poland markets. We look forward to working with you in the future.

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Product Description

Professional China Quality AC Surge Protection Manufacturers and Suppliers
1.AC Surge Protection Device 40ka Low voltage   

YL1-C40 AC Surge protection device is suitably used in the TT, TN-S, TN-C, IT, TN-C-S and etc power supply system of AC 50/60Hz,<380V, installation om the joint of LPZ1 or LPZ2 and LPZ3, it is designed according to IEC61643-1, GB18802.1, it adopts 35mm standard rail, there is a failure release mounted in the module of surge protection device. When the SPD fails in breakdown for over-hart and over-current, the failure release will help electric equipment separate from the power supply system and give the indication signal, green means normal, red means abnormal, it also could be replaced for the module when has operating voltage.

2.Product Parameters of our factory direct sale AC Surge Protection

Type YL1-C40
Protection level B,C,D Grade D,C,B
Rated Operating Voltage Un(V) 380V/220V
Rated Operating Voltage Un(V)







Voltage protection level up(KV)







Maximum discharge current Imax(8/20μs)KA







Nominal discharge current In(8/20μs)KA







Response times ≤25
Test Standard IEC61643.1, GB18802.1
Operating Environment -40 degree to + 85 degree
Max Connection Line 35mm2 hard wire/35mm2 strand wire copper line
Recommended Connection Line 16mm2 hard wire/25mm2 strand wire copper line
Installation Standard Rail 35mm
Material of outer covering Burning -proof Nylon

AC Surge Protection

AC Surge Protection


Q:When I can receive quotation and detail information after send the enquiry?

A:Reply will be sent in 24hours.

Q:What's the difference between you and other suppliers?

A:We have our own design box with PC/ABS material.

Q:Do you provide samples ? is it free or extra ?

A:Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q:Can I get a sample for test before place order?

A:Of course!

Q:How's the delivery?Because I really need them is urgently?

A:Samples cost 2-3 days. Bulk order cost 12-15 days.

Q:If i want to release order, what's the payment method you accept ?

A:We accept T/T, Western union, Trade Assurance.

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