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R439
Characterised control valve, 2-way, DN 40, External thread, G 2 1/4", PN 25, ps 1600 kPa, Kvs 25 m³/h, Fluid temperature -10...100°C [14...212°F]
- List price
- CHF 302.00
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Design data: Design data
- Actuator selection
- Downloads
- Accessories
- Details
Actuator selection
Downloads
Accessories
Mechanical accessory
EXT-OC-ZR440
Insulation shell for valve R4.., DN 40
only for non-condensing applications
List price: CHF 41.50
Your price: ...
ZR4540
Pipe connector for ball valve with external thread, DN 40, Rp 1 1/2", G 2 1/4"
List price: CHF 40.30
Your price: ...
Electrical accessory
ZR24-2
Stem heater for ball valve DN 15...50, AC/DC 24 V, 20 W
List price: CHF 133.00
Your price: ...
Details
Specifications
- Pattern
- 2-way
- Kvs
- 25 m³/h
- Fluid
- Chilled and hot water, water with glycol up to max. 50% vol.
- Fluid temperature
- -10...100°C [14...212°F]
- Fluid temperature note
-
- At a fluid temperature of -10...2°C, a valve neck extension is recommended.
- The allowed fluid temperature can be limited, depending on the type of actuator. Limitations can be found in the respective data sheets of the actuators.
- Close-off pressure
- 1400 kPa
- Differential pressure Δpmax
- 200 kPa
- Flow characteristic {Tools}
- Equal percentage
- Leakage rate {Tools}
- Air-bubble tight, leakage rate A
- Pipe connection
- External thread