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Sicura ht, Safety valve for high temperature solar

Composition
 
Membrane valve, with fixed high-lift calibration and direct reaction spring.
The calibration screw cannot be tampered with, without causing irretrievable damage to the valve.
The shutter membrane is guaranteed non-stick type and will not alter shape after prolonged utilisation.
The calibration pressure is stamped in relief on the plug placed on top of the valve.
The possibility of the valve being opened accidentally is prevented by a protection cap.
In order to turn the knob, it is necessary to remove the cap.
The addition of a pressure gauge is alredy foreseen.
Max. temperature: 160 °C
Suitable for use with glycol mixtures of up to 50%
Construction
  • 1 Body and ring nut in ST UNI EN 12165 CW617N brass
  • 2 AISI stainless steel spring
  • 3 Handle and cap in PA6
  • 4 Silicone membrane
  • 5 Adjustment ring nut in PPS
  • 6 Rod and disc in TN UNI EN 12164 CW614N brass

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