Frequency Inverter Clock frequency: 4...16 kHz Dimensions W x H x D: 140 x 295 x 203 mm Operating temperature: 0...+40 °C Output frequency: 0...650 Hz Input frequency: 47...63 Hz Overload: 150% for 3 s, 110% for 60 s Series: SINAMICS G120C Analogue input: 1 Analogue output: 1 Digital input: 6 Digital output: 1 x Open-Collector Output Operating voltage type: 3-phase Protection rating: IP20 Relay output: 1 x change-over contact 30 VDC Operating voltage: 380...480 VAC