VOLTAGE TRANSDUCERS : Rated voltage: indoor installation up to 24 kV | Secondary voltage, Upn 5 V | Nominal frequency DC, 50 Hz or 60 Hz | 3 dB Bandwidth 20 Hz – 4.5 Hz | Signal cable length 33 m | Creepage distance : indoor installation 375 mm | Weight Indoor installation 1.6 kg, | Power supply 230 V