dielectric barrier 430 insurance

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Dec 14, 2011
316
Navicula 430 Hunter Toronto
my insurance company has asked me.........

the main panel accomodates the AC and the DC breakers. It should have a dielectric barrier to segregate the two systems.

can anyone tell me what this means.....I am confused :confused::confused:

thanks
 
May 24, 2004
7,175
CC 30 South Florida
That is ridiculous, I would find myself another insurer more in touch with the marine industry standarts.
 
Jan 22, 2008
1,667
Hunter 34 Alameda CA
Typical in the electrical cabinet of process equipment. There was usually a plexiglass enclosure around the high voltage components so if someone was working inside the energized panel they couldn't bump or short with a tool across the high voltage. It actually seems like a good idea. I have seen people working on the backside of their circuit breaker panels (12 V side) without shutting off the 110 or disconnecting the shorepower cord. They weren't planning on touching the 110 V exposed terminals. I guess the insurance company is trying to minimize their liability. If the system is inherently safe then ask for a reduction in premiums.
 
Dec 14, 2011
316
Navicula 430 Hunter Toronto
how do I comfirm it has this barrier...................................
 
Feb 6, 1998
11,711
Canadian Sailcraft 36T Casco Bay, ME
my insurance company has asked me.........

the main panel accomodates the AC and the DC breakers. It should have a dielectric barrier to segregate the two systems.

can anyone tell me what this means.....I am confused :confused::confused:

thanks
It means they want a plastic or other non conductive barrier between the AC and DC sides of the panel. Been an ABYC requirement for a while so your boat should have it from the factory..

This is one example of AC isolation... There are many way to do the same thing.

 
Apr 22, 2011
948
Hunter 27 Pecan Grove, Oriental, NC
A dielectric barrier between AC and DC panels is usually a piece of plywood that separates the two wiring bundle compartments.
 
Dec 14, 2011
316
Navicula 430 Hunter Toronto
this sounds easy enough..............I will check it out and make sure it has one

thanks so much
john
 
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