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279 - Thermal Safety Valve

new         din

TÜV certified
Thermal safety valve tested according to DIN EN 14597-2 to prevent temperature excess in solid-fuel-fired boilers or in boilers for separate fuels in closed heating systems according to DIN EN 12828.
It opens by reaching of the opening temperature and supplies cold water to cooldown the boiler.
Boiler heat capacity max. 100 kW
With double sensor and immersion sensing element DN 15

Available with 1,3 m capillary tube, 4 m upon request
Opening temperature: 95°C (203°F) 55°C (131°F) and/or 108°C (226,4°F) upon request
Operating pressure max.: 10 bar (145 psi)
Max. temperature by the sensors: 80°C / 125°C / 125°C
Ambient temperature for the switch head: 0...60°C (32°F...140°F)
Fluid: water
Mode of operation EN 14597: 2 KP
Connections: G 3/4”
Protection sleeve: G 1/2"
Discharge flow rate at 1 bar Δp:
By opening temperature 55°C: 1,60 m3/h
By opening temperature 95°C: 1,35 m3/h
By opening temperature 108°C: 1,74 m3/h

Brass Body




Dimensions in mm

27906 60 34,5 67,1 157,5 3/4” 1/2”



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