NOARK 111761 SPD ylijännitesuoja Ex9UEP, tyyppi 1+2, 1200 VDC,3 leveät moduulit maadoittamattomiin aurinkosähköjärjestelmiin

Surge arresters of type Ex9UEP are designed to protect photovoltaic applications.They have been designed and manufactured in accordance with the standards of the EN 61643-31, PV class T1+T2.The optical status indicator of the varistor insert informs about the wear of the element.The built-in auxiliary contact allows for electrical signaling of the insert status.It is possible to safely replace a worn-out varistor insert without disconnecting the device.