heated floor thermostat gfci keeps tripping
2 between white and ground - Greater than 550 MOhms. Heated Floor Thermostat.
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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.
. 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. 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.
There are several instances that could cause spurious tripping or nuisance tripping due to electrical noise on the circuit. GFCI mA trip on floor heating thermostat It seems to cause the nuisance trip when the heating cable warms up system shuts off and starts back up again. So that may cause the t-stat to keep tripping.
The system operates at 120 Volts but the thermostat is capable of using either 120 or 240 Volts. The accumulation of moisture is another major cause of GFCI tripping. Please refer to the wiring diagram on the back of control.
Plug back the appliances watch to see if it trips. When Honeywell was making most of them I probably saw at least 10 come back under. To see if it is circuit overload that is causing your GFCI tripping Unplug the appliances plugged into the outlet.
- Make sure that the floor of concrete is dry. Up to 25 cash back OK un-plug the wires from the Thermostat under a no load condition. Unplug everything on that circuit and make sure all the switches are off.
So I looked up online and it seems that they have a GFCI of 5ma and are not suited replace thermostats with 15ma GFCI. So I opened the old thermostats again and they seem to have GFCI of 15ma. All thermostats sold by Warm Your Floor have built-in GFCI protection.
Other potential causes include faulty wiring loose connections and a faulty GFCI. GFCI measure current in hot wire to heating mat and also measures the current in the neutral coming back. Check out this video for helpIf youre looking to upgrade check ou.
In those instances aim to isolate your floor heating system with a dedicated circuit breaker. The improper wiring can cause tripping in the GFCI. Undersized or incorrect breaker will keep tripping until replaced with a proper one.
That was 400 worth of thermostats I cant use. The other two do not have this problem. Have a Smartstat touchscreen thermostat for floor heating.
1 You need to separate the white neutral wire from the ground wire. Tripping and the system is operating correctly. Ground-Fault Your heat mat heating cable or installation between thermostat and heat mat heating cable has a fail current to ground.
If they are bonded together the GFCI will always trip. The GFCI trips if their is an imbalance between the two measurements. This is a very sensitive trip level required by UL.
They go faulty all the time. If the thermostat DOES NOT trip the GFCI. The GFCI in the 3iE and 4iE thermostats are Class A which means below 5mA trip levels.
Click here to submit the Repair Request form. - If the red light stays on there is a ground fault - Please contact your electrical installer. The improper wiring can cause tripping in the GFCI.
Nuisance tripping seems to be the only possibility. Load side wires connect to the floor warming systems power lead wires. Two or three months later and almost simultaneously two other thermostats began to trip.
This is typically when tripping occurs. If the thermostat trips the GFCI as soon as the heating indicators are displayed on the screen please call your electrician and proceed to electrician troubleshooting Step 2. They can be reset for short periods of time and even warm for up to 24 hours and then trip again.
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. The imbalance when it trips is very small like 5 milliamps. Try turning off the control and turning it back on again to reset the GFCI.
The WarmlyYours thermostats are GFCI protected and a GFCI breaker is not necessary. Any slight damage means the electrical part is no longer protected from contact. Reattach the matcable load wires to thermostat terminals 1 4 and set the thermostat to a Heat.
Reset the breaker and wait a few minutes to see if it will trip. Class A means that if a fault a current traveling on an unintended path is detected the GFCI shuts off power with as little leakage as 5 mA. Maybe a change to a thermostat with a 15mA GFCI trip threshold will be the next step.
Heated cable is installed encapsulated in mortar with tile as a surface as are the other 2 bath areas. If it does other faults may be responsible but if it does not suspect circuit overload. Floor to heat up.
Click here to submit the Repair Request form. And we recommend only one GFCI device on. The issue on a short to ground as well as a conflict in the power supply circuit.
Need help troubleshooting it. A GFCI can be reset easily on the thermostat should there be a. It now seems that the heating cable checks out in every way and yet the GFCI continues to trip intermittently.
If the GFCI doesnt sense the same current on each wire than your leaking to ground somewhere. There are four GFCI programmable thermostats wired to 240v service. When doing so does the GFCI still trip.
Check for any wear that may have occurred to the equipment. 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. If the floor heats and the error message and RED light do not reappear continue to operate the system normally.
Line side wires connect to the power supply coming from the breaker panel. External GFCI on the line remove it and use the GFCI built into the thermostat. The cable may be damaged.
I looked up online and noticed that its. If the GFCI trips again the control may not be wired properly. Moisture in the Receptacle Box.
After about a year in operation the built-in GFCI on the thermostat began tripping. Other potential causes include faulty wiring loose connections and a faulty GFCI. Initially resetting the unit would work for awhile but later it would not set at all.
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