Power supply: 230 v ac (-15…+10%) 50/60 hz
max current draw on ac input: 1.1 a
output voltage: 27.6 v dc (+-) 1%
operating output voltage: 18...27.6 v dc
dimensions: 200 mm * 45 mm * 100 mm
operating temperature: -5...+40 *c
others: isolation class: "i"; thermal probe input (include probe); battery shutdown at 19 v dc; max. internal resistance of the batteries: 1 ohm