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I have used my MRC 270 watt transformer for several years.  It works great with my new Lion Chief Plus Hudson. The price has increased over the years, but it seems reasonable.

 

I have two nice ZW's sitting on a shelf, but I'm not sure about using them with modern locomotives.  Any advice?

BARailroad

Assuming your pw ZWs are in good condition[cord, rollers, binding posts,etc,] you can protect them as well as the wire runs from overcurrent surges by adding external breakers or fuses. You could connect a 7 amp breaker on the Hot conductors, for example, from the main railpower throttles A and D.

 

You can protect your modern electronic engines from voltage spikes by connecting Transient Voltage Supressors [TVS]to each power district. TVS are cheap--about $.50 each and easy to connect. Circuit Breakers/Fuses will not protect against voltage spikes which are the electronic circuit board killer--voltage spikes will not trip a breaker like a short and current surge will. You need the TVS to clamp the spike.

 

Photos below show 3 TVS as shipped from Mouser Electronics and one configured to connect the A and U posts on a pw ZW. Breakers are under $5.00--typical from Mouser shown[10 amp].

 

 

IMG_2071-001

 

IMG_1764

 

IMG_1762-001

 

 

IMG_1763

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Images (4)
  • IMG_2071-001
  • IMG_1764
  • IMG_1762-001
  • IMG_1763
Last edited by Dewey Trogdon

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