[GreenKeys] Additional relays for motor controls etc.

Bill Henry ghenry at halcomm.com
Wed Mar 25 15:14:39 EDT 2009


Re:  ST-6, ST-5A/S, ST-6000, ST-5000 Motor Relays

Guys, the relays used in HAL ST-6 and ST-6000 demodulators were P&B 
KA11DA or Magnecraft W88X relays.  The contacts are rated at "10 
amps" for 120VAC and 6A for 240 VAC.  We switched both sides of the 
power line because the modems could be wired for use on either 120 or 
240 V AC systems.  P&B also rates the contacts for 1/6 HP motors 
@120VAC or 1/3HP motors @240VAC.  I switched motors in a 28ASR with 
dome reperf and never had a problem.  But - look at your motor name 
plate ratings.

Bill Henry


At 11:53 AM 3/25/2009 -0700, Jeffrey Angus wrote:
>Found these on one of mu surplus goodie sites.
>
>http://www.mpja.com/prodinfo.asp?number=17844+RL
>
>A pair os 6A 250 VAC output, 5 VDC input solid state relays. $5.95 each.
>
>Jeff-1.0
>wa6fwi
>
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