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Piranha Isolator Fault

Posted: Fri Mar 16, 2007 11:31 am
by me3@neuralfibre.com
My Piranha 150A isolator is looking pretty dodgy. Case warped and cracked. It is still kinda working however.

Does anyone have any inside contacts that can help me with it?

Only 2 of the 4 relays in parallel are actuating. When I rang piranha they indicated this was not normal operation.

Any dealers or mates know the internals of these.

Whislt on the topic, looks like their speil is bullshit, it's just a voltage controlled relay (4 small cheapies in parallel) that join the 2 batts together, same as Redarc. I ahve yet to find a genuine charge isolator system.

Thanx
Paul

Posted: Tue Mar 20, 2007 1:35 pm
by RRturboD
Paul,
Have a look at http://www.traxide.com.au/

The sc40 and sc80 are what I use for clients dual battery setups, sometimes with solenoids for parallel battery powered winching etc.
You can buy direct from them, or PM me and I'll see what I can do.

Posted: Thu Apr 12, 2007 4:49 pm
by me3@neuralfibre.com
Found the problem - turned out to be corroded track on board.

FYI - Piranha just use 4 relays in parallel and some circuitry to trigger it. Basically it's a voltage sensing relay with some minor surge protection.

Posted: Thu Apr 12, 2007 7:28 pm
by drivesafe
Hi me3, you will find that 95% of dual battery controllers work along the same principals, it’s just that some charge you an arm and a leg for the privilege of having their name on your controller.

Cheers.

Posted: Thu Apr 12, 2007 9:09 pm
by topend-yobbo
Exactly my thoughts, the big name 4by shops charge a unbelievable amount of money for black boxes filled with Fred Flintstone style solenoids because noone knows any difference.Duel battery systems are basic stuff and people are getting burned big time .
Trust me I am not a sparky but it's basic enough to do yourself.I did.