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TV 4S are used to preheat the return flow to the heat source in order to reduce the risk of condensation. The valves are fitted with a wheel for manual mixing but can easily – and with advantage – be motorised, e.g. with our Thermomatic controls. The scale is graded on both sides, and can be reversed. All important parts can easily be replaced.
Pump flange R40 / 1 1⁄2” Rp can be pre-fitted on special order. It is also possible to combine different connection dimensions.
|Pressure class:||PN 10|
|Mediatemperature:||max. (continual) +110°C|
|max. (temporary) +130°C|
|Torque (at nominal pressure):||< 3 Nm|
|Operating pressure:||1 MPa (10 bar)|
|Connections:||Rp (internal thread), EN 10226-1|
|G (external thread), ISO 228/1|
|Cu (compression fit), EN 1254-2|