VG technology is based on the use of specific types of Gas-filled spark gaps (GSG) in conjuntions with Metal oxide varistors (MOV), have a behavior adapted to the power network and provide robustness and working stability very effectively with lightning impulses
DS440-280 - COMPACT 3-PHASE+N TYPE 2 SURGE PROTECTOR - 230/400 V - PLUGGABLE The DS440 Type 2 surge protectors are compact devices designed to protect 3-phase+N networks at the main ...
The DS40 surge protectors are designed to be used in a multipolar configuration to protect single-phase, 3-phase or 3-phase+neutral AC networks, are used mainly for primary protection at the main electrical ...