Further information for Dehn + Soehne Dehn 908505 DB MU 3PY 208 3W GR Coordinated lightning current arrester - DB MU 3PY
Three-pole lightning current arrester DEHNguard MU, Open-Type 1 SPD according to ANSI/UL 1449 4th Ed. consisting of base part and plugged-in protection modules based on spark gaps. Enables terminal device protection. For protecting 3-phase wye systems.