RELAY,UNDER/OVER VOLTAGE, 3PHASE; Contact Configuration:SPDT; Relay Mounting:DIN Rail; Series:4-Wire; Contact Current AC Max:8A; Contact Current DC Max:8A; Contact Voltage AC Max:250V; Contact Voltage DC Max:25V; External Depth:59mm; External Length / Height:89mm; External Width:17.5mm; Measuring Range:230V ac; Operating Temperature Max:60°C; Operating Temperature Min:-20°C; Relay Type:Switching; Type:Phase to Neutral voltage