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Rail Crew On/Off uncoupler terminal block usage

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  • Member since
    June 2011
  • 158 posts
Rail Crew On/Off uncoupler terminal block usage
Posted by Old Fat Robert on Thursday, June 8, 2017 12:14 PM

Members: I recently purchased one of the subject uncouplers to test it for use on the layout. It does come with a wiring harness however, the location of the unit is further from the control panel that the encosed wiring will allow. The unit has a terminal block (Kaifeng #KF141V) to make it easier to attach longer wires to. The terminal block is a light green color approx 1/2 inch square with slots for wires and above those slots are orange levers that (I assume) snap down to complete the connection. My question is: Does one strip the insulation off the wires that are inserted in the block? Thanks for all your help.

Old Fat Robert

  • Member since
    December 2004
  • From: Bedford, MA, USA
  • 21,336 posts
Posted by MisterBeasley on Thursday, June 8, 2017 12:33 PM

http://www.nb-kaifeng.com/product/product1907_en.html

Down at the bottom is has a line that says "Strip Length 11 mm."  I assume that means yes, you need to strip the wires.

Or, you could test it first with unstripped wires and see if it works, and if not, strip them.  Looking at the picture, it does not look like the clamping mechanism is strong enough to cut through insulation.

It takes an iron man to play with a toy iron horse. 

  • Member since
    August 2013
  • From: Richmond, VA
  • 1,890 posts
Posted by carl425 on Thursday, June 8, 2017 2:06 PM

I have some other devices with these connectors.  The wires do need to be stripped.

I have the right to remain silent.  By posting here I have given up that right and accept that anything I say can and will be used as evidence to critique me.

  • Member since
    June 2011
  • 158 posts
Posted by Old Fat Robert on Thursday, June 8, 2017 2:49 PM

I missed that line on the web site. My bad and my apologies. Thank you both for your assistance.

Old Fat Robert

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