heated floor thermostat gfci keeps tripping

Undersized or incorrect breaker will keep tripping until replaced with a proper one. The control may be mis-wired.

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. The breaker has a GFCI. The imbalance when it trips is very small like 5 milliamps. 2 between white and ground - Greater than 550 MOhms.

It now seems that the heating cable checks out in every way and yet the GFCI continues to trip intermittently. If its a 3 wire circuit with a shared neutral the gfi wont work the gfi measures the current through the hot and neutral any tiny difference 002Amps if i recall it trips. Could be defective gfi Another cause could be the circuit you wired into.

It will be on a dedicated 120V20amp circuit. If it continues to fail ask an electrician to check the installation. Circuit without GFCI protection may be required.

Operation and Storage Power the HeatTrak mat whenever there is a threat of snow or ice. Maybe a change to a thermostat with a 15mA GFCI trip threshold will be the next step. When the breaker senses the current leakage it trips to protect you and the appliances.

A good thermostat is key to operating your floor warming system. If your own continues to trip call an electrician for troubleshooting and repairs. Click here to submit the Repair Request form.

Normally wed be a little concerned that the GFI is tripping because something may be damaged under the floor. If the thermostat trips the GFCI with no load attached then the thermostats GFCI will need to be replaced. About five months ago one of the thermostats began to trip flashing a GFI fault.

Ground-Fault Your heat mat heating cable or installation between thermostat and heat mat heating cable has a fail current to ground. Click here to complete the Thermostat Backplate Replacement Form. The red LED will stop flashing and the display returns to normal appearance.

Proper wiring is essential for the operation on an electric in-floor heating system. Try turning the breaker off for a minute then back on that usually fixes these GFI trip issues. Press the StandbyReset button to reset the GFCI.

Set the thermostat to Heat the floor 2. The thermostat includes a integral GFCI. The heating system trips the circuit breaker.

If the thermostat DOES NOT trip the GFCI. The WarmlyYours thermostats are GFCI protected and a GFCI breaker is not necessary. Product programme FLP35-120240GA UDG-4999 Programmable thermostat with 2 sensors.

You want a thermostat that is both reliable and easy to use. Two or three months later and almost simultaneously two other thermostats began to trip. There are four GFCI programmable thermostats wired to 240v service.

If you have radiant floor heating and an imbalance within the electrical currents occurs the GFCI in the radiant heat thermostat will automatically and instantly disconnect the electrical lines from the radiant heating system. - If the red light stays on there is a ground fault - Please contact your electrical installer. The appliances plugged into the GFCI such as fridges and converters can cause it to trip.

1 You need to separate the white neutral wire from the ground wire. - Make sure that the floor of concrete is dry. The thermostat is for flush mounts in a wall socket.

And we recommend only one GFCI device on. Other potential causes include faulty wiring loose connections and a faulty GFCI. GFCI 15ma tripping on my heating floors troubleshooting First Im not a pro neither an electrician but Ive been trying to troubleshoot my heating floor thermostats for a while and have been falling in some rabbit hole so maybe you guys can help.

GFCIs protect you from electric shock. Reset the GFI by turning it off then turn it back on. The thermostat and GFCI are suitable for 120-240 V incl.

AUBE BY HONEYWELL THERMOSTAT NON-GFCI TH115-AF-240S. It has an integrated GFCI 5mA trip Level which can track power consumption. If it trips the GFI again.

If the test fails repeat the test. The thermostat is a 120 Volt stat that is connected to the line and load. The issue on a short to ground as well as a conflict in the power supply circuit.

Heated Floor Thermostat. If the GFCI doesnt sense the same current on each wire than your leaking to ground somewhere. Reattach the matcable load wires to thermostat terminals 1 4 and set the thermostat to a Heat.

If they are bonded together the GFCI will always trip. A ground fault circuit interrupter GFCI trips when it senses a ground fault or leakage of currents even as little as 5mA between the hot wire and the ground. GFCI measure current in hot wire to heating mat and also measures the current in the neutral coming back.

Nuisance tripping seems to be the only possibility. They can be reset for short periods of time and even warm for up to 24 hours and then trip again. The thermostat has a built-in two-pole ground fault circuit interrupter GFCI Class A.

To disconnect the GFCI protected outlet call a certified electrician or call HeatTrak at 866 Snow Mat. The improper wiring can cause tripping in the GFCI. AUBE BY HONEYWELL THERMOSTAT NON-GFCI TH115-AF-120S Compare.

After about a year in operation the built-in GFCI on the thermostat began tripping. The GFCI trips if their is an imbalance between the two measurements. Check the wiring diagram on the back of the control.

Tripping and the system is operating correctly. If the thermostat DOES NOT trip the GFCI Reattach the matcable load wires to thermostat terminals 1 4 and set the thermostat to a Heat. Up to 20 cash back OK un-plug the wires from the Thermostat under a no load condition.

It is a good idea to unplug it for storage when there is no snow or ice. If the control indicates a GFI trip it will not send power to the floor. Non-Programmable Thermostat the Quiet Warmth Radiant Floor Heat System with a floor sensor.

This Thermostat is designed for a Radiant Floor Heat System not the normal hot air duct type heating system. When doing so does the GFCI still trip. The cable may be damaged.

208 V 5060 Hz power supplies. If the thermostat trips the GFCI only when a load is attached then the issue is in the floor and a site visit from a repair technician is required. I am using same manufacturer for thermostat as floor heat.

If during normal operation the GFCI trips without the TEST button being pressed. The system operates at 120 Volts but the thermostat is capable of using either 120 or 240 Volts. Initially resetting the unit would work for awhile but later it would not set at all.

Since this has been working for two years that is probably not the case but it is odd that another thermostat came up with the same issue. The thermostats GFCI has a end-of-life feature to isolate the heating cable load. Circuit breaker type and rating are important aspects of the project and should not be ignored.

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