Gold Member Since 2014
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Zhejiang Hongyin Electric Co., Ltd.

Surge Protection Device, Surge Protector, Surge Protective Device manufacturer / supplier in China, offering 3p+N 220V 20ka Overload Surge Protection Device, Dr-30-24 30W Single Phase Output Class 2 DIN-Rail Power Supply, 2015 Honyin Brand Msf-10-24 24W Switching Power Supply and so on.

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Supplier Homepage Product Other Electronics 3p+N 220V 20ka Overload Surge Protection Device

3p+N 220V 20ka Overload Surge Protection Device

Purchase Qty.:
50-99 100+
FOB Unit Price: US $10 US $2
Purchase Qty. (Pieces) FOB Unit Price
50-99 US $10
100+ US $2
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Production Capacity: 5000PCS/ Week
Transport Package: 20PCS Be Packed in a Carton
Payment Terms: T/T, Paypal, Western Union

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Basic Info
  • Model NO.: ly1-d20-3p +n
  • Produce Name: Surge Protection Device
  • Max. Discharge Current: 20ka
  • Trademark: Hongyin
  • Origin: Zhejiang
  • Brand Name: Hongyin
  • Nominal Discharge Current: 10ka
  • Protection Class: B
  • Specification: CE RoHS
Product Description

3P+n 220v 20ka overload surge protection device


    LY1-D20 series single phase surge protective deviceSPD) is suitable for TN-S,TN-C-S,TT,IT etc. power supply system of AC50/60Hz,≤380V,installed on the joint of LPZ1 or LPZ2 and LPZ3,designed according to IEC61463-1,GB18802.1, installed in 35mm DIN rail, there is a failure release mounted on the module of surge protective device. When the SPD fails in breakdown for over-heat and over-current, the failure release will help electric device separate from the power system and give the indication signal.

1P 20KA  surge arrestor suits for the AC 50Hz/60Hz, rated working voltage is 420V, for TT, TN-S, TN-C, IT etc. series to protect the direct or indirect thunder influence or other instantaneous over-voltage surge. Mainly used in house, third industry, and industry field for surge protection.This product is comply with GB18802.1-2002; IEC 61643-1:1998; BG50057-2000 ,(Building Lightning proof Design Rules).

2-Surge protection device features:

Module can be replaced no need power off.
Maximum current of endure the lightning stroke20kA(8/20μs)
Time of response<25ns.
Window color shows operating status, green=normal ,red=abnormal.



   Technical Parameters
Rate Operating Voltage Uc(V~)220V380V220V380V
Maximum Continuous Operating Voltage Uc(V~)275V385V320V385V
Voltage Protection Level Up(V~)kA≤0.7≤1.0≤1.2≤1.5
Nominal Discharge Current In(8/μ20μs)kA510
Maximum Discharge Current Imax(8/μ20μs)kA1020
Response Time ns<25
Test StandardGB18802.1\IEC61643-1
L/N(mm2)The Cross Section of L/N Line6
PE(mm2)The Cross Section of PE Line16
Fuse or Switch(A)10A,16A16A,25A
Operating Environment°C-40°C~+85°C
Relative Humidity(25°C)≤95%
InstallationStandard Rail 35mm
Material Of Outer CoveringFiber glass reinforced plastic


    Lightning surge protection device usually installed in household distribution boards, computer equipment, information equipment, electronic equipment and in the socket box in front of control equipment or near the control equipment.


1. Q: Are you a factory or trading company?
A: We are a factory.
2. Q: How long are you company manufacture the products?
A: We are established in 2005 year.
3. Q: How can I get some samples?
A: We are honored to offer you samples.
4. Q: How does your factory do regarding quality control?
A: Quality is priority. HongYin people always attach great importance to quality controlling from the very beginning to the very end.

Our factory has gotten through CE, RoHs standard

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