Overload Relay SIRIUS 3Ru2 Dimensions H x W x D: 87 x 45 x 73 mm Dimensions W x H x D: 45 x 87 x 73 mm Motor output: 7.5 kW Operating temperature: -25...+60 °C Overload release: 14...20 A Rated frequency: 47.5...400 Hz Phase failure sensitivity: Yes Rated insulation voltage: 690 V Tripping class: Class 10 to IEC 60947-4-1 Auxiliary contacts: 1 Make Contact + 1 Break Contact Protection rating: IP20 Size: S0