S400LV-1-N
Type 3 surge protection, nominal voltage: 24 V AC/DC
S400LV-1-N is a type 3 surge protection device for 24 Vac/dc power supply lines...S400HV-2
Type 2 surge arrester for power lines
Surge protection for power supplies ( SPD Class II , Type 2 ) , for 3 conductors..S400LV

RU