Re: [EVDL] DC controller common terminal

2017-12-17 Thread Cor van de Water via EV
al message From: EVDL Administrator via EV <ev@lists.evdl.org> Date: 12/17/17 9:13 AM (GMT-08:00) To: Electric Vehicle Discussion List <ev@lists.evdl.org> Cc: EVDL Administrator <evp...@drmm.net> Subject: Re: [EVDL] DC controller common terminal Cor, Paul, thanks for

Re: [EVDL] DC controller common terminal

2017-12-17 Thread EVDL Administrator via EV
Cor, Paul, thanks for the replies! I forgot about the freeewheeling diode(s). So I'll connect it the way the manual says. Still ... I recall some discussion years ago about fixed frequency 15kHz+ Curtis controllers having trouble with current limiting on large, low inductance motors. It

Re: [EVDL] DC controller common terminal

2017-12-17 Thread paul dove via EV
Original Message- > From: EV [mailto:ev-boun...@lists.evdl.org] On Behalf Of EVDL > Administrator via EV > Sent: Saturday, December 16, 2017 10:32 PM > To: ev@lists.evdl.org > Cc: EVDL Administrator > Subject: [EVDL] DC controller common terminal > > This question refer

Re: [EVDL] DC controller common terminal

2017-12-16 Thread Cor van de Water via EV
: EV [mailto:ev-boun...@lists.evdl.org] On Behalf Of EVDL Administrator via EV Sent: Saturday, December 16, 2017 10:32 PM To: ev@lists.evdl.org Cc: EVDL Administrator Subject: [EVDL] DC controller common terminal This question refers to a non-road EV, but I think it's applicable to road EVs too

[EVDL] DC controller common terminal

2017-12-16 Thread EVDL Administrator via EV
This question refers to a non-road EV, but I think it's applicable to road EVs too. I recently bought an Alltrax controller for my Elec-trac tractor. Like most (all?) DC controllers, it has 3 high power terminals. In this case they're B-, M-, and B+M+ (actually marked just B+ but described