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LYD1-C home surge protector1.For TN-S.TN-C.TT,IT etc.power supply systerm2.1P.2P.3P.4P(+NPE)3.IEC61643-1 standard.
LYD1-C home surge protector is usually be used in the IT, TT, TN-C, TN-S, TN-C-S and etc power supply system of AC 50/60Hz, rated voltage up to 380V, to protect from direct and indirect lightning impulse and other transient over voltage. As the conditions of IEC61643-1:1998-02 standard, Class II surge protective device, it is category C surge protective device. SPD has two protection modes: MC and MD, SPD is in compliance with GB18802.1/IEC61643-1 standards.
Technical parameter
Model and specification | LYD1-C | |||
No. of poles | 1P | 2P | 3P | 4P |
Network service voltage Un(V) | 220 | 380 | ||
Max. continuous operating voltage Uc(V) | 220/320 | 385/450 | ||
Voltage protection level Up(KV) Less than | 0.8/1.5 | 1.8/2.0 | ||
Max.discharging current(8/20 us) (KA) | 40 | |||
Normal discharging current (8/20 us) (KA) | 20 | |||
Response time(ns) | Less than 25 | |||
Protection grade | IP20 | |||
Application | Secondary protection for in line | |||
LYD1-C home surge protector