Maintenance9 MaintenanceDangerWhen in operation, a number of components in this device are electrically live.Inexpert handling or operation of this device could therefore result in death,severe bodily harm or damage to property. The device may only be servicedand maintained by suitably qualified personnel.The device must be isolated from the electrical supply before work starts on it.In the event of breakdown, we recommend you contact your local Siemens branchfor service and support.The mains supply voltages and secondary voltages are fused as follows:Electrical supply 115 - 230 V AC (+10%/-15%), 50/60 Hz, 55 VA max.Fuses 2 x T 1.6 A 250 V44Siemens ABSecurity Products