Application

Modular surge protectors designed for TT and TN-S systems 

based on the IEC 61643-11 standard. It is applied to Class Ⅱ 

surge protection of low-voltage AC power systems, such as 

distribution cabinets for buildings and distribution boxes for 

important equipment.

Product features

1.Invention patent (CN201610325191.8), with dynamic arc 

    avoidance, arc suppression technology, fast response speed.

2.In case of abnormal voltage environment, get rid of power 

    lines quickly, avoid fire, electric shock and so on.

3.Monobloc base connection unit, remote signaling terminal with 

    floating switching contacts,and are keyed for operating voltage, 

    in order to avoid misapplications.

4.The use of high energy Zinc Oxide varistors and gas discharge 

    tubes has a long service life.

5. Meet both standards for ANSI/UL 1449 4th and IEC 61643-11:

    2011.