Greetings,
I am currently on a site where the compressor manufacturer has stated he cannot meet the design voltage, which is 208vac 60hz 3Ph and wishes to substitute a 200 vac 60hz 3ph motor for our compressors. This is a Canadian installation and I am not familiar with 200vac as a standard. Am...
I haven't had to do this in a while and found reference docs online with the info but wanted to ask if I am doing this right.
I have a class 2 control transformer 40VA (120VAC>24VAC)
and am getting different results than posted online.
To determine the fuse size I am doing this:
primary>...
I have a couple of older installs that I am converting from S5 PLC's. On several of the honeywell valve actuators there were 135 ohm to current converters made by Barber -Coleman. I am in deserate need of wiring diagrams or a link to a site. I am not sure but the possible model # is MPR-5633.I...
We are currently loooking at a new (to me) variable speed drive sytem and I was looking for input -good or bad-.
The drives are Coyote Payback VSD's. I until now have never heard of them and am somewhat skeptical. The application is for AHU's and we are currently using Danfoss VLT 6000's. Our...
