heated floor thermostat gfci keeps tripping
Set the thermostat to Heat the floor 2. 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.
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. Other potential causes include faulty wiring loose connections and a faulty GFCI. Set the thermostat to Heat the floor 2. The appliances plugged into the GFCI such as fridges and converters can cause it to trip.
GFCI measure current in hot wire to heating mat and also measures the current in the neutral coming back. Initially resetting the unit would work for awhile but later it would not set at all. The issue on a short to ground as well as a conflict in the power supply circuit.
Need help troubleshooting it. Yes over flow protection. This is typically when tripping occurs.
Have a Smartstat touchscreen thermostat for floor heating. Unplug everything on that circuit and make sure all the switches are off. Check the connections at the back of your new thermostat.
The imbalance when it trips is very small like 5 milliamps. Two or three months later and almost simultaneously two other thermostats began to trip. The accumulation of moisture is another major cause of GFCI tripping.
The improper wiring can cause tripping in the GFCI. GFCI mA trip on floor heating thermostat. Maybe a change to a thermostat with a 15mA GFCI trip threshold will be the next step.
Moisture in the Receptacle Box. It now seems that the heating cable checks out in every way and yet the GFCI continues to trip intermittently. The appliances plugged into the GFCI such as fridges and converters can cause it to trip.
About five months ago one of the thermostats began to trip flashing a GFI fault. So I opened the old thermostats again and they seem to have GFCI of 15ma. So that may cause the t-stat to keep tripping.
When doing so does the GFCI still trip. After about a year in operation the built-in GFCI on the thermostat began tripping. So I looked up online and it seems that they have a GFCI of 5ma and are not suited replace thermostats with 15ma GFCI.
- Make sure that the floor of concrete is dry. There are several instances that could cause spurious tripping or nuisance tripping due to electrical noise on the circuit. Tripping and the system is operating correctly.
Normally wed be a little concerned that the GFI is tripping because something may be damaged under the floor. Try turning the breaker off for a minute then back on that usually fixes these GFI trip issues. In those instances aim to isolate your floor heating system with a dedicated circuit breaker.
Nuisance tripping seems to be the only possibility. Call Schluter theyll either send you a new one or direct you to the dealer for a replacement as soon as they hear the words GFCI tripping I used to work in flooring supplies and Ive sold thousands of floor heating thermostats. Check out this video for helpIf youre looking to upgrade check ou.
Ideally keep the one on the breaker and. The thermostat is not a model we sell but a GFI trip typically means either the heating element is damaged or a connection is loose somewhere. Heated Floor Thermostat.
Ground-Fault Your heat mat heating cable or installation between thermostat and heat mat heating cable has a fail current to ground. The built-in GFCI on the thermostat will trip and not allow a repaired heating element to run in a shower or wet area. The GFCI trips if their is an imbalance between the two measurements.
Check for any wear that may have occurred to the equipment. If the thermostat trips the GFCI with no load attached then the thermostats GFCI will need to be replaced. They go faulty all the time.
If the power supply is shared with other devices and especially if these use a GFCI there may be issues on the line causing the GFCI to trip. When Honeywell was making most of them I probably saw at least 10 come back under. When I installed the Mysas both of them started tripping every time it started heating.
Heated cable is installed encapsulated in mortar with tile as a surface as are the other 2 bath areas. They can be reset for short periods of time and even warm for up to 24 hours and then trip again. GFCI on breaker and on thermostat.
Any slight damage means the electrical part is no longer protected from contact. Check out this video for helpIf youre looking to upgrade check ou. There are four GFCI programmable thermostats wired to 240v service.
- If the red light stays on there is a ground fault - Please contact your electrical installer. 1 You need to separate the white neutral wire from the ground wire. Where I am gfci is code for the condensate pump and you know what 2 little wires come out of the condensate pump.
This is a very sensitive trip level required by UL. Additionally the majority of floor heating thermostats being produced currently have integrated GFCI so it would make it hard to find a replacement in the future without having a GFCI thermostat and GFCI breaker on the same line which can cause nuisance tripping. Cameron Witbeck for WarmlyYours May 25 2017.
If they are bonded together the GFCI will always trip. You should aim to only have one GFCI on the circuit. If the GFCI doesnt sense the same current on each wire than your leaking to ground somewhere.
So here is the problem and it is not the pump or the wiring it is because the gfci is located in a humid area here it is dirt basements and in august the humidity levels are above 75 and this alone will trip the gfci the pump then. The system operates at 120 Volts but the thermostat is capable of using either 120 or 240 Volts. Up to 25 cash back OK un-plug the wires from the Thermostat under a no load condition.
It seems to cause the nuisance trip when the heating cable warms up system shuts off and starts back up again. External GFCI on the line remove it and use the GFCI built into the thermostat. 2 between white and ground - Greater than 550 MOhms.
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.
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