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How
to control water heater
with 2 switches |
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![]() See single 15 or 20 Amp switch |
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Control
water heater with 15-amp 3-way switches![]() Do not connect these switches directly to 240V water heater ![]() See inside box with contactor See step-by-step installation of contactor Figure volts-amps-watts for your water heater |
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![]() Single EJ500 |
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Intermatic
Programmable EJ500 and ST01C are 2 -or- 3-way timers Works for applications up to 100 feet away Timers are rated 15-amp Visit Intermatic page for EJ500 Visit Intermatic page for ST01C See close-up of individual Timer wiring Timers available on Internet ![]() Do not connect these switches directly to 240V water heater See inside box with contactor See step-by-step installation of contactor Figure volts-amps-watts for your water heater |
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240V
water heater can be controlled directly using 30-amp switches Here is drawing for 30-amp 3-way circuit Note: the 240V circuit has 2 hot wires <> putting a switch on 1 hot wire will work See Leviton 3033-2 at Grainger Check spec sheet for amperage rating of switch 5500 Watt elements draw 23 Amps 4500 Watt elements draw 19 Amps |
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240V
water heater can be controlled directly with a 30-amp switch Lowes carries Cooper 3032V Look for green colored switch Check spec sheet for amperage rating of switch 5500 Watt elements draw 23 Amps 4500 Watt elements draw 19 Amps |
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