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Old 01-10-2025, 01:54 PM   #22 (permalink)
jclars
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Join Date: Nov 2024
Location: Lynden, WA
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Grey Turd - '50 Plymouth Business Coupe Deluxe
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Front Contactor box and peripherals

Now back to the regular program, following a somewhat low production Christmas holiday due to sickness, and family chaos.

The front contactor initiates the connection of*F+ both 60 volt packs to the controller/inverter. Although there is a maintenance shut off switch to manually separate the two packs. So that makes a total of 4 shut off switches: A 12 volt battery shut-off, contactors at front and rear which open when 12v key switch is off, and a manual maintenance switch.

In the front contactor box you'll find another main HV fuse, and HV connections going to the rear charging system, including 30 amp fuses. I also included a shunt, which I did not use, instead going to a hall effect sensor for current measurement.

The inverter/controller was conveniently located in the original 12v ICE battery shelf (center of firewall). It has a water cooled heat sink behind it, which was actually required on the single hot summer day (90*F+) I happened to drive it. I therefore added a temperature gauge on the base and put the pump on a manual switch, as it may never be activated anyway. You can see the blue water line in the pick which goes to a small ATV radiator up front.
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