M3L680-40Ⅱ-3A
1.Application
This surge protector is primarily utilized for surge protection against lightning strikes and other transient overvoltages in low-voltage power distribution systems and electrical equipment.
2.Functional performance
The product is equipped with built-in overheat and overcurrent protection functions, providing
Class C (Type II classification test) surge protection for low-voltage power distribution systems and electrical equipment.
It adopts a 35-millimeter DIN rail mounting method, with the surge protection module being replaceable independently
for convenient installation and maintenance. The product is also fitted with a remote signaling alarm interface (dry contact)
to facilitate remote monitoring of the surge protector status.










