DC Surge Arrester
  • Air ProDC Surge Arrester
  • Air ProDC Surge Arrester
  • Air ProDC Surge Arrester

DC Surge Arrester

High quality DC Surge Arrester made in China. Yuelong Electric(GHX) is a large-scale DC Surge Arrester manufacturer and supplier in China. We have been specialized in DC Surge Arrester for many years. Our products DC Surge Arrester exported in the field of oversea OEM and ODM.We are looking forward to becoming your long-term partner.

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Product Description

High quality DC Surge Arrester made in China

1.Surge Arrester Application of DC Surge Arrester

DC Surge Arrester manufacturer , protect against lightning surge voltages in solar system (photovoltaic power supply system).
These units must be installed in parallel on the DC networks to be protected and provide common and different modes protection. Its installed location are recommended at both ends of the DC power supply line (solar panel side and inverter/converter side), especially if the line routing is external and long.
High energy MOVs equipped with specific thermal disconnectors and related failure indicators.

2.Surge Arrester Features of DC Surge Arrester

1.Indicator window is obvious (green is OK, red indicates failure)
2. Fully enclosed terminal
3. The shell is made of PC flame retardant material, fire insulation
4. Replaceable module

3.Product Parameter (Specification) of DC Surge Arrester


DC 3P 40KA 1000V Surge Arrester



Uoc max (V DC)


Uc (V DC)






Up (kV)



Short-Circuit Interuption(SCI) Overcurrent Protection

Response Time(TA)


Wiring capacity Hard wire:4--25
Flexible wire:4--16
Striping length


Terminal screw


Torque(Nm) Main circuit:3.5
Remote singal control:0.25
Protection class All profile:IP40
Connection port:IP20
Installation environment

No obvious shock and cibration

Working Temperature


Standards Informations

IEC 61643-31 Type 2, IEC 61643-1 Class II


35MM Din rail

DC Surge Arrester

DC Surge Arrester

4.FAQ of DC Surge Arrester

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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