Device 타입 = Surge Protector Range = SIRIUS 시리즈 = 3RT2916 Mounting Style = Clip-On The Siemens Surge suppressor has varistor with LED. It has 150 to 250 V DC control supply voltage. The product is used for contactor relays and motor contactors size S00.Control supply voltage 150 to 250VDC Mounting type clip-on Design of the surge suppressor with varistor