Britec will attend the CHINA IMPORT AND EXPORT FAIR 2024 —135th Canton Fair

What is difference between type 1, type 2 and type 3 surge protective devices?

Type 1 Surge Protective Device (SPD)s are intended for installation between the secondary of the service transformer and the line side of the service equipment overcurrent device, as well as the load side, including watt-hour meter socket enclosures, and are intended to be installed without an external overcurrent protective device.

How to Install Type 2 Surge Protector (Step-by-Step Guide with Diagrams)

This guide explains how to install a Type 2 surge protector step by step, with wiring diagrams, safety checks, and IEC-compliant best practices. It highlights common mistakes to avoid, maintenance tips, and integration with UPS systems, helping engineers ensure reliable surge protection for critical equipment.

Lightning protection solutions for large-scale grid-connected photovoltaic power stations

The harm of lightning to large-scale grid-connected photovoltaic power generation system is mainly divided into two types: direct lightning and inductive lightning.