La válvula de equilibrado STVU es utilizada para ajustar y equilibrar los caudales en sistemas de climatización y calefacción Ejemplos de aplicación: ramales principales y secundarios, grupos de climatización, instalaciones de calefacción
Description
STVU is a flanged valve without measuring nipples and a drain. El volante tiene un display digital The valve is set at the desired flow or kv-value according to the diagram.Cuando se ha realizado el ajuste, la válvula puede ser bloqueada. This is done by screwing down the inner spindel to its end position with a 4 mm Allen key. After locking, the valve can be closed but cannot however be opened at a higher kv value than the one set. The wheel can be sealed according to the figure. Installation To avoid turbulence which can affect the measuring accuracy the valve should not be assembled close to bends, branch lines and other valves directly before or after the valve according to the figure. The valve must be assembled with the flow in the direction of the arrow to achieve the correct measuring results.
Technical data
Dimension Max working temp Pressure class Material
65-150 120 °C PN16 Grey (cast) iron SS0125-02, brass and red brass Seat washer PTFE Gaskets EPDM
Ordering code
Part No.
Type
Description
2250701 2250801 2250901 2251001 2251101
STVU 65 STVU 80 STVU 100 STVU 125 STVU 150
Flanged without a measuring socket.
.
Design
A
B
Weight/kg
Dim
290 310 350 400 480
225 240 260 290 300
14 20 26 40 50
65 80 100 125 150
STV 65 STV 80 STV 100 STV 125 STV 150
We reserve the right to alter information without notice
