Lightning protection device for power system

Description:

Sieno Class C Single Phase 20-40KA SPD Lightning Protective device suits for TN-S,TN-C-S,TT,IT etc power supply system. Designed according to IEC61643-1,GB18802.1 installed in 35mm DIN rail. When SPD fails in breakdown for over-heat or over-current, the failure release will separate from power system and give indication. Green means normal, red means abnormal. Can be replaced for the module when has operating voltage.

Characters:

1. Module can be replaced no need power cut.

2. Max. current of endure lightning stroke 20kA(8/20us)

3. Respond time less than 25ns.

4. Visible window can shows SPD work condition. R=Abnormal G=normal

AC surge arrester application: Installed on the joint of LPZ1,LPZ2 and LPZ3, usually installed in household distribution board, computer equipment, information equipment, electronic equipment and in the socket box in front of control equipment or near the control equipment.