Alpha Technologies VMX Series - Manual (Page 5)

5 017-940-B0-001, Rev. A
5.5 Providing Power via External Source............................................................. 46
5.5.1 DC Powering ....................................................................................... 46
5.5.2 AC Powering ....................................................................................... 46
5.5.3 Using a Truck-mounted Inverter or Generator .................................... 47
5.6 Resumption of Utility Power ........................................................................... 48
6.0 VMX Power Supply Maintenance ............................................................................. 49
6.1 Check Battery Open Circuit Voltage .............................................................. 49
6.2 System Information ........................................................................................ 49
6.3 Check Battery Voltage Under Load................................................................ 50
6.4 Check Battery Charger Voltage ..................................................................... 51
6.5 Check Battery Terminals and Connecting Wires ............................................ 51
6.6 Check Output Voltage .................................................................................... 51
6.7 Check Output Current .................................................................................... 51
6.8 Replacing the Metal Oxide Varistors .............................................................. 52
6.9 Maintenance Log ........................................................................................... 53
7.0 Specifi cations............................................................................................................ 54
7.1 Safety and EMC Compliance ......................................................................... 55
8.0 Troubleshooting ........................................................................................................ 56
8.1 Return/Repair Information.............................................................................. 56
8.2 Parts Ordering Instructions ............................................................................ 56
8.3 Emergency Shutdown .................................................................................... 57