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Do-It-Yourself (DIY) Question & Answer Forum
3 Phase Time Switch
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<blockquote data-quote="benji" data-source="post: 191019" data-attributes="member: 981"><p>I would get a sarel/rital hinged enclosure approx 300x200x150 fit a dinrail in it and mount a 4pole isolator ,3pole contactor ,timer &amp; a 2amp mcb (for control circuit) on front of enclosure mount isolator handle to lock the enclosure lid when on,mount enclosure adjacent heater/tank fit kopex from enclosure to heater and wire it up.You must use heat resisting cable correctly sized from heater to contactor also for control of contactor via heater thermostat,most 3phase immersion heaters have two thermostat pockets for inclusion of a safety high limit stat,you could also put a couple of indicator lights on the front of enclosure.The above would cost approx</p></blockquote><p></p>
[QUOTE="benji, post: 191019, member: 981"] I would get a sarel/rital hinged enclosure approx 300x200x150 fit a dinrail in it and mount a 4pole isolator ,3pole contactor ,timer & a 2amp mcb (for control circuit) on front of enclosure mount isolator handle to lock the enclosure lid when on,mount enclosure adjacent heater/tank fit kopex from enclosure to heater and wire it up.You must use heat resisting cable correctly sized from heater to contactor also for control of contactor via heater thermostat,most 3phase immersion heaters have two thermostat pockets for inclusion of a safety high limit stat,you could also put a couple of indicator lights on the front of enclosure.The above would cost approx [/QUOTE]
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3 Phase Time Switch
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