AC DC PV Solar Protector Arrester Surge Protective Device

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Product Description

📊 Basic Information
Model NO.
Surge Arrester
Installation
Parallel Arrester
Application
AC/DC System
Operation Voltage
Low Voltage
Material
PV
Certification
ROHS
Pole
2p/3p
Discharge Current
20ka, 40ka
Work Environment
-40~+70c
Installation Method
35mm Standard Guide Rail
Window Indication
Green: Normal, Red: Invalid
HS Code
8536490090
📘 Product Description

The DC Surge Protection Device (DC SPD) is designed for comprehensive protection solutions in surge and lightning protection. It is a no-fuse, fail-safe surge suppressor featuring a DIN-rail mountable design. Complying with standard EN 61643-11, it supports rated voltages from 275V~ up to 420V~.

Equipped with high-energy MOV chips, this series provides reliable voltage protection and super surge discharge capacity. In the event of overvoltage due to lightning or other transients, it responds within nanoseconds to direct the surge safely to the earth, protecting your critical equipment.

🌟 Features and Benefits
  • Integrated keying prevents plug/base voltage mismating errors during replacement.
  • Remote alarm contact for easy status monitoring.
  • Quick thermal response for advanced self-protection.
  • IP20 Degree of Ingress Protection.
  • T1+T2, Class I+II and T2, Class II options available.
  • Maximum discharge current (Imax) up to 40kA (8/20μs).
  • Multiple voltage options: 600Vdc, 1000Vdc, 1200Vdc, 1500Vdc.
  • Ideal for String boxes and Inverters in PV solar systems.
⚙️ Technical Parameters
Technical Data Type A (600V) Type B (1010V) Type C (1500V)
Max Continuous Operating Voltage (UCPV) (DC+) - PE 600V 1010V 1500V
(DC+) - (DC-) - 1010V 1500V
Nominal Discharge Current (8/20 μs) In 20kA
Impulse Discharge Current (10/350 μs) Iimp 6.25kA
Total Discharge Current (8/20 μs) ITotal 40kA
Voltage Protection Level (Up) Up 2200V 4000V 5200V
Response Time tA <25ns
Short-Circuit Current Rating ISCPV 1000A
Operating Temperature Range Ta -40°C to +70°C
Degree of Protection IP IP20
🖼️ Product Gallery
DC Surge Protector Main View
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Detail 7
Installation Diagram
Internal View
Technical Drawing Dimension Info Application Scenario
Frequently Asked Questions
What is the function of the visual indicator on the SPD?
The visual indicator provides a quick status check: Green means the device is operating normally and provides protection, while Red indicates the protection module has failed and needs replacement.
Can this surge arrester be used in solar PV systems?
Yes, it is specifically designed for AC/DC systems including photovoltaic power generation, and is suitable for installation in string boxes and inverters.
How fast does the device respond to a surge?
The SPD features high-energy MOV chips that provide a nanosecond response speed (<25ns), ensuring immediate protection against lightning strikes or switching transients.
What is the difference between In and Imax?
Nominal Discharge Current (In) is the peak value of the current the SPD can withstand multiple times, while Maximum Discharge Current (Imax) is the maximum peak value the SPD can withstand safely once.
Is the protection module replaceable?
Yes, the device features a pluggable design which allows for easy replacement of the protection modules without disconnecting the base wiring.
What certifications do these surge protectors carry?
These products are manufactured to meet high safety standards and carry certifications such as TUV, CE, ROHS, and comply with IEC 61643-31 and EN 50539-11 standards.

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