Zhejiang Reyun Electric Co., Ltd.
 Electrical Equipment & Supplies > Power Supplies >  DC power surge protector

DC power surge protector

Brand Name:
Model Number:
Protection Level:
DC power surge protector
Detailed Description

DC power surge protector
1.Dc 12V/24V/48V/120V
2.Be used in low voltage signal systerm
3.CE certification.

DC power surge protector


LY series surge protective device (SPD) is usually be used in the IT, TT, TN-C, TN-S, TN-C-S and etc power supply system of AC 50/60Hz, rated voltage up to 380V, to protect from direct and indirect lightning impulse and other transient over voltage. As the conditions of IEC61643-1:1998-02 standard, Class I surge protective device, it is category B surge protective device. SPD has two protection modes: MC and MD, SPD is in compliance with GB18802.1/IEC61643-1 standards.


Working principle


1.SPD as only one side of terminals, able to prevent from being electric touching, indoor

fixedly mounted, limiting voltage.


2.SPD has built-in disconnector, when SPD is invalid due to overheating or breakdown, the disconnector can automatically separate SPD from the network, meanwhile send an

indication signal. The visible window show white color in normal service, if to be separated

from network, it will show red color.


3.Max discharging current of each wire: up to 100KA.






1.To be mounted between LPZ0A or LPZ0B zone and LPZ1 zone, adopts 35mm standard mounting rail. The cross sectional area of multi-strand soft copper conductor: 6 ~ 35 mm2.


2.Generally it shall be mounted in the incoming side of main distribution panel or box.


3.Earthing wire shall be of 10mm2 dual color conductor, its length not more than 500mm.


4.In order to eliminate the influence on normal service of power network due SPD is invalid, it shall add fuse or breaker to be series




We have important business in the overseas market due to our high quality and reasonable prices. Also,we can supply Surge Protective Device / SPD according to customers’ requirements!We have confidence that you will satisfy with our products and service.We promise you with the finest price,high quality and best service.Above items are just a part, many more Cisco products are not listed out, please feel free contact us for more details. Thank you for your attention

Company information:
    Our company name is Zhejiang Reyun Electric Co., Ltd. Which established in 2003 . We is an exporter of China (Mainland) Voltage Regulators/Stabilizers products.    Our products have been sold well in North America South America Eastern Europe Southeast Asia Africa Oceania Mid East Eastern Asia Western Europe! The strict quality control procedures allow us to offer clients superior quality products.    We are looking forward to cooperating with you. We provide clients with our best price, quality products and our most intimate services.Please vist our website at www.leiyuan.com and use the contact form for a faster response!
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Zhejiang Reyun Electric Co., Ltd.
Mr. guofeng chen
No 9,Songhu Industrial ,Yueqing City, Zhejiang Province,

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