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making it suitable for modern low-GWP refrigerant installations and repairs
including the GG and BRT series
This industrial pneumatic room thermostat requires clean
Excess tubing should be carefully coiled and secured away from moving parts to maintain calibration accuracy
Schneider Electric (Barber Colman) THCR-4 Enthalpy Controller Refrigerant making it suitable for modernThe Schneider Electric (Barber Colman) THCR 4 Enthalpy Controller is a high precision analog electronic sensor designed for economizer cooling control in commercial HVAC systems. This SPDT changeover control measures both dry bulb temperature and relative humidity to determine the total heat content of outdoor air, ensuring the system only utilizes free cooling when the outside air is more efficient than mechanical refrigeration. Operating on a 24V AC
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