Thermostatic mixing valve pdf

A thermostatic mixing valve is intended for undersink installation to control the hot water temperature and prevent accidental scalding. An underlying premise of thermostatic water controller installations is an acknowledgement that thermostatic mixing valves will not operate properly when the hot and cold supplies serving such valves are subjected to pressure disturbances when flowing less than full capacity. Adjustable thermostatic and pressure balanced mixing valve, 52 series, for residential point of use scald protection domestic water systems with locking setpoint, certified low lead brass. Thermostatic mixing valves better for the environment and safer for drinking water, navigator thermostatic mixing valves comply with all new leadfree requirements while maintaining the quality you have come to expect from bradley. The designation of the thermostatic mixing valve matches the application. The valve has been independently tested and approved as a type 3 valve under the tmv3 scheme. The safe touch thermostatic shower mixing valve has been specifically designed and manufactured to meet the requirements of bs 7942.

Thermostatic mixing valve with scald protection honeywell home. A thermostatic mixing valve tmv mixes hot water with cold water to ensure a constant safe water temperature at shower, bath and faucet outlets, helping to. Maintain and limit mixed hot water to a desired, selectable temperature provide a way to control outlet temperatures to help mitigate the risk posed by unmonitored, untempered water. It is commonly accepted that a thermostatic mixing valve provides energy savings of 30% compared to a simple mixing valve. The water temperature must be adjusted by the installer using a thermometer to measure the hot water temperature at the faucet outlet. For private individuals, the equipment is soon amortized. The thermostatic mixing valve is used in systems that produce domestic hot water. Dismantle and clean hoses, taps, showerheads and thermostatic mixing valves minimum once a year. The watts industries interchangeable mixing valve mechanism also contributes to savings by enabling a mixing valve to be renewed for a lower cost. Thermostatic mixing valves since 1874 watts has set the standard for valve technology. Adjustable thermostatic and pressure balanced mixing valve, mixcaltm 521 series, for residential point of distribution domestic water and radiant hydronic. Thermostatic mixing valves must be as close as possible to the point of use. Watts provides a complete thermostatic mixing valve tmv line. Thermostatic mixing valves of this type provide control of the water temperature and are used.

Bradleys navigator thermostatic valves are american made and were the first leadfree mixing valve on the market. Thermostatic mixing valves shall be installed as stated in the installation manual with allowable access for maintenance and commissioning. Design and manufactured to comply with bs en1287 low pressure and bs en1111 high pressure. Thermostatic mixing valves tmv are selfacting and designed to blend hot and cold water, to ensure a constant, safe outlet temperature and prevent scalding. Check valves in inlet hot and cold ports standard for 52 series, optional for 521 and 5231 series. Technical specification conditions for use tmv3 valves. An easytouse adjustment on any chicago faucets mixing valve lets you premix hot and cold water, lowering the temperature and reducing the risk of scalding. The supply pressures are within the valves operating. For centralised control on hot water supply units or for loca lised. Thermostatic mixing valves must allow easy cleaning and disinfection operation.