Single-pole surge arrester BR-20 1P

type 2class IIfor power supplies

Feature: • Single phase protection. • Indoor fixed installation, voltage limited type. • Designed according to IEC 61643-1. • Pluggable module, easy for installation and maintenance. • High discharge capacity, quick response. • When the SPD works normally, the visible window displays green, and when it fails, it displays red. • Pluggable replacement module. • Remote signaling can select. • Patented fast tripping mechanism. • Applicable to low-voltage distribution system. • Standard modular installation: 35mm Din rail. • Designed according to IEC 61643-11 standards. • Each of the maximum discharge current 20kA (8/20μs). Application： · It is for protecting low-voltage consumer’s installations against indirect lightning discharges and is to be installed in LEPM zone: LPZ1 - LPZ2 as per IEC 62305. · Provide protection to electrical/electronic equipment against a brief overvoltage spike or disturbance on a power/signal waveform called a surge · Suitable for the second stage of protection in supply distribution panels in which Type 1 protection devices are installed upstream, or for the first stage of protection in commercial or other applications not exposed to direct strikes and with no external lightning protection system. Advantage： · The plug-in module / base design facilitate replacement of a failed module without the need to remove system wiring etc. · Hold patent for the design of casing · The new technology, high-energy · Window color shows working condition