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More power (amps) for Dynamis

Started by siramicg, October 10, 2008, 04:47:13 PM

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siramicg

Have Dynamis running with 5 amp booster but overload trips regularily and often won't reset until a several hour "cool down". Running ABBA F7's, double headed steamers,
SD45/GP38 consist, (all with sound) 18 lighted passenger cars and about 10 GOW bulbs. Any suggestions without going to power districts? It would be extremely labor intensive
as I have a main bus with feeds every 4 feet to two tracks which run about 7 ft off the floor
around the walls of my living room. THANKS ANYONE!!

Jim Banner

Eight locomotives, all with sound, plus dozens of lights, all running at once?  I am surprised that you ever get all this to start with just a single five amp booster.  But not surprised at all that it over heats.

Fortunately, it is not all that hard to add another booster.
- Take your locomotives and passenger cars off your layout. 
- Cut your main bus into two pieces, so that each piece feeds approximately one-half of your layout. 
- Call the pieces "Bus A" and "Bus B." 
- Gap both rails, each in two places, so that one-half of your layout is fed ONLY from Bus A and the other half is fed ONLY from Bus B.
- Leave your present booster connected as is, to either Bus A or Bus B.
- Connect a new booster to the other Bus.
- Connect the inputs of your boosters in parallel.  If your boosters are auto-reversing, then connect their grounds together as well.
- Test your connections with a GOW bulb.  It should light when connected from left rail to right rail at all places on the layout.
- Your GOW bulb should NOT light when connected across the gaps isolating the two halves of the layout.  If it does, reverse the inputs of one of the boosters.
- Put your locomotives and passenger cars back on your layout and enjoy!

Ten easy steps, not too labour intensive after all.   
Growing older is mandatory but growing up is optional.

Hunt

The booster won't reset until  a several hour cool down period does raise a red flag about possible damage and pending failure of the booster you are using.

Running Bear

It's pretty obvious that with all this running at once that the system is overloaded. You're going to have to downscale your operations or your booster or the Dynamis will go pop.
Running Bear