DIY Electric Car Forums banner

undervoltage

  1. Curtis 1236e-64xx Upper Voltage Limit

    New Member Introductions
    Hi everyone I am purchasing ZENN 1 EV LSV Has a Curtis 1236e-64xx Zenn is a 72 VDC if I hook up a generator as range extender by hooking up a homemade ac/dc battery charger the bulk voltage would be 1.2 X Nominal Battery Voltage so in this case 86.4 VDC is that going to cause problems or is...
  2. Help Please. Curtis 1238 shows fault code 17 and 23

    Controllers
    Hi everyone. Here is the situation; Have 1238 controller to AC-12 motor. 72 volt system. Was driving it and it cut out. Let sit for a minute, flipped switch a few times, after multiple attempts it ran again. Noticed motor was overheated slightly. Next day adjusted encoder steps from 128 to 64...
Top