Installation Instructions

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Remote Utility Monitoring – Ground Fault Monitoring
Preparing the Transponder
Remove the RUM splash cover using a #1 Phillips Screw Driver. Use caution not to lose stainless
hardware.
Remove terminal connector from the transponder by firmly pulling the desired connector away from the
transponder.
Use 16-22AWG tinned copper wire for most field wiring applications, strip field wiring to .20 to .24
inches.
Connecting the Ground Fault Current Transformer (CT)
Only use MarineSync supplied Current Transformer (ES3000.100) or (ES3000.015).
Disable Power at the Pedestal
Determine if the pedestal is wired in “Series” (Daisy Chain) or “Home Run”
If “Series”, install the CT above the buss bar (fig 1)
If “Home Run”, install the CT below the buss bar (fig 2)
Figure 1 Figure 2
Loosen applicable wiring connection at the buss bar, and slide all conductors, with the exception of
ground, through the Current Transformer.