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Atlas Switches

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  • Member since
    December 2001
  • From: US
  • 36 posts
Atlas Switches
Posted by 1train on Friday, February 18, 2005 6:52 PM
I am ready to install 3 Atls Switches to my lay-out (Code 83) simple lay-out. Do I just wire to the Transformer all 3 leads? I hope this is not an elementary question. Thanks for all advice in advance.
Tommy
Tommy Anderson
  • Member since
    February 2002
  • From: Reading, PA
  • 30,002 posts
Posted by rrinker on Friday, February 18, 2005 6:54 PM
If you do not intend to cut power to a siding, yes. The Atlas switches are completely insulated so you can install power feeds to any or all legs of the turnout without problem (except if you create a loop that comes back on itself - ie, if the straight route and the curved route of the turnout get connected by a loop of track. Then you have a 'reverse loop' and that requires additional wiring).

--Randy

Modeling the Reading Railroad in the 1950's

 

Visit my web site at www.readingeastpenn.com for construction updates, DCC Info, and more.

  • Member since
    November 2004
  • From: Dale CityVA
  • 70 posts
Posted by 56chevytimes2 on Friday, February 18, 2005 8:31 PM
Are you referring to the leads coming off of the switch moter. If so the that will fry the moter. The center should be common and the other two alternate power from one wire to the other to energize the magnetic coil inside and work the switch. May be some one else can explain it better than I can and will chime in.

Kurt 56chevytimes2
Kurt 56chevytimes2 www.kingsransom.com/breon_wagon.html www.kingsransom.com/cars/betsy
  • Member since
    January 2005
  • From: Middle Tennessee
  • 42 posts
Posted by rlbeetle on Friday, February 18, 2005 10:00 PM
One lead is common, the other two leads wire them through momentary switches. If you leave them energized too long they will burn up.
  • Member since
    December 2001
  • From: US
  • 36 posts
Posted by 1train on Saturday, February 19, 2005 5:28 AM
Hey guy's it sounds like the Atlas switches will not last long, should I invest in something else? let me know.
Tommy
Tommy Anderson
  • Member since
    January 2005
  • From: Middle Tennessee
  • 42 posts
Posted by rlbeetle on Saturday, February 19, 2005 7:25 AM
I'm sure there are better ones out there, but Atlas switches are made to be energized long enough to "snap" the turnout to the new position and then be turned off. They don't stay energized all the time, just long enough to move the turnout. The switches Atlas sells for their switchs are momentary. The Atlas switches should be OK.
  • Member since
    January 2005
  • 379 posts
Posted by dwRavenstar on Saturday, February 19, 2005 8:26 AM
You can protect the switch motors by using a resistor/capacitor circuit between the momentary switch and the turnout switch.
The capacitor is charged and discharges in a millisecond and won't send current to the turnout again till it has time to recharge.
I can't recall the address for the circuit site but when I find it I'll send it along.

Momentary can become permanent if you don't hear the "snap" and hold the button down, thinking something is wrong. (Kinda like sounding a brass bell 3 1/2 times)

dwRavenstar
If hard work could hurt us they'd put warning lables on tool boxes
  • Member since
    January 2005
  • 379 posts
Posted by dwRavenstar on Saturday, February 19, 2005 6:11 PM
Ok got that address:

http://home.cogeco.ca/~rpaisley4/CDPSU.html

If hard work could hurt us they'd put warning lables on tool boxes
  • Member since
    December 2001
  • From: US
  • 36 posts
Posted by 1train on Sunday, February 20, 2005 5:45 AM
One more question guy's, do all 3 wires hook up 1 terminal on my Transformer?
Thanks
Tommy Anderson
  • Member since
    January 2005
  • From: Middle Tennessee
  • 42 posts
Posted by rlbeetle on Sunday, February 20, 2005 9:18 PM
There should be a wiring diagram on the switch package. On the Atlas swithes I use the black is common and the red and green tie into the switches. The black wire ties to one side of the transformer AC output. The other side of the AC output feeds the switches.
  • Member since
    February 2003
  • From: US
  • 117 posts
Posted by JohnWPowell on Tuesday, February 22, 2005 6:48 PM
1train ,the 3 wires hook up to a push /slide button switch and then 2 wires hook up to the transformer do not wire the 3 wires straight to the transformer John
  • Member since
    April 2003
  • 305,205 posts
Posted by Anonymous on Wednesday, February 23, 2005 12:54 PM
Just a comment on electrical snap switches for Atlas code 83. Everyone of mine self destructed and eventually I replaced them all with code 100. The code 83 switches with ground throws were fine. I wrote Atlas about the problem. Their reply was a free code 83 switch.

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