nVent GM-TA Thermostat User Manual

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GM-TA Thermostat  

EN  

Installation and Operation Manual  

DE  

Montage-und Betriebsanleitung  

FR  

Manuel d’installation et d’utilisation  

PL  

Podręcznik montażu i eksploatacji  

CZ  

Návod k instalaci a nastaveni  

RU  

Руководство По Монтажу И  

Эксплуатации  

SV  

Installations- och användarmanual  

GM-TA  

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General	Details
Name	nVent GM-TA Thermostat User Manual
Make	nVent
Language	English
Filetype	PDF (Download)
File size	0.45 MB

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• ALL THERMOSTAT INSTRUCTIONS & USER MANUALS
• nVent

nVent GM-TA Thermostat User Manual Overview

Summary of Contents

• Page 1: GM-TA Thermostat Installation and operation manual
• Page 2: There is no text on the page to extract.
• Page 3: Precautions nVent RAYCHEM GM-TA is an electronic thermostat to control heating cables in roof and gutter snow melting applications. nVent recommends the use of this thermostat for roof and gutter heating circuits up to a maximum length of 30 m. Electrical installation and commissioning must be done by authorised personnel. To be installed and commissioned in accordance with local safety and electrical regulations. Do not exceed the maximum electrical ratings for the product. GM-TA is to be DIN-Rail mounted within an electrical enclosure. The ambient temperature sensor GM-TA-AS is to be installed outside of the building but protected from direct sunlight. The heating is switched on in accordance with the temperature range that has been set by the user. The control relay will switch ON the heating cable when the ambient temperature falls below the temperature set point. If the temperature decreases below the lower temperature set point, the control relay switches the heating cable OFF.
• Page 4: Installation The GM-TA thermostat is intended for installation within a distribution panel. The thermostat is to be powered from a 230 Vac electrical supply in accordance with local electrical regulations. The heating cable and earthing connections need to be made in accordance with the circuit wiring diagram. Outdoor installation of the GM-TA thermostat is possible by using the nVent GM-TA-OUTDOOR-BOX with IP65 rating. The GM-TA-AS sensor must be installed outside the building and securely fastened to the wall (preferably north facing). The sensor must be connected with a sensor cable to the GM-TA thermostat. Display A-LED Display (temperature and alarm). Off: Heating cable OFF. On: Heating cable ON. Blinking: Post heating or Test. Program mode selection ON/OFF.
• Page 5: Operation Set point Alternating Firmware revision Temperature Display set and actual temperature Thermostat control relay: On or off mode Parameter settings SP1; SP2; SP3 or test 6 seconds
• Page 6: Operation Low temperature set point SP 1 -25 °C to -5 °C Post heating time SP 2 0 hr to 3 hr
• Page 7: Sensor correction value SP Test control relay – 30 minutes Manual test stop (< 30 min) 30 minutes relay test -10 to 10 K 6 seconds 3x 2x OK
• Page 8: Technical data GM-TA (PCN 1244-017783) Supply voltage: 230 Vac, +10%/–10%, 50 Hz Relay switching capacity: Max 16 A (resistive load) Power consumption: Max 5 VA Terminal size: Max. 2.5 mm², screwed Operating ambient temperature range: –20 °C to +50 °C Storage temperature: –25 °C to +40 °C Switching hysteresis accuracy: +/– 1 K Programmable parameters: Temperature setting range set point: 0 °C to 6 °C Enclosure thermostat installation: DIN-rail-mounted Approvals: CE, UKCA, RoHS, REACH
• Page 9: Temp. sensor GM-TA-AS (202AT +/-1% NTC 2.0 KΩ @ 25°C) Max 30 m GM-2X(T) / Frostop-Black / GM-2CW Alarm Temperature range: -40°C to +40°C Resistance values at various temperatures R (kΩ) values corresponding to temperature 230 V 2A 10A 30 mA
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• Page 12: België/Belgique Magyarország Sverige Türkiye Bulgaria Nederland Norge United Kingdom Česká Republika Österreich Danmark Polska Deutschland España Republic of Kazakhstan France Россия Hrvatska Serbia and Montenegro Italia Schweiz/Suisse Lietuva/Latvija/Eesti Suomi ©2023 nVent. All nVent marks and logos are owned or licensed by nVent Services GmbH or its affiliates. All other trademarks are the property of their respective owners. nVent reserves the right to change specifications without notice. RAYCHEM-IM-EU1014-GMTA-ML-2302