Intermatic L10F23Y1DG2 Surge Protective Device, 4 Mode, 120 208 VAC 3Phase Y Category_K Rain Cam Red LED Service Indicator Maximum Red LED Service Indicator Maximum Continuous Operating Voltage (L G) 150 Maximum Continuous Operating Voltage (L L) 300 Maximum Continuous Operating Voltage (L N) 150 Maximum Continuous Operating Voltage (N G) 150 Maximum Continuous Operating Voltage HG 300 Maximum Continuous Operating Voltage HL 300 Maximum Continuous Operating Voltage HN 300 Maximum Surge Current Rating Per Mode 100 kA Nominal Discharge Current 20 kA RoHS Certification Yes Short Circuit Current Rating 200 kA Surge Protection LED Indicator Yes Voltage Protection Rating (L G) 700 Voltage Protection Rating (L L) 1200 Voltage Protection Rating (L N) 800 Voltage Protection Rating (N G) 700 Voltage Protection Rating HG 1200 Voltage Protection Rating HL 2000 Voltage Protection Rating HN 1200 Wire Size Max #10 AWG Operating Temperature Max (°C) 80 Operating Temperature Max (°F) 176 Operating Temperature Min (°C) 40 Operating Temperature Min (°F) 40 Product Depth (in) 3 internal external bleed distribution panels and service entrance locations NEMA 4X enclosure for indoor or outdoor installation