R3025-S2/NRF24A-MP/Z
Changeover ball valve, 3-way, DN 25, Internal thread, Rp 1", PN 40, ps 1600 kPa, Kvs 26 m³/h, Fluid temperature -10...120°C [14...248°F]
Rotary actuator fail-safe NC, 10 Nm, AC/DC 24 V, MP-Bus, 2...10 V, 90 s (40...150 s), IP54
Actuator supplied separately
3 pipe connectors ZR2325 supplied separately
- List price
- 3,518.00 AED
Design data: Design data
- Downloads
- Accessories
- Details
Mechanical accessory
EXT-OC-ZRN325
Insulation shell for valve R3.., DN 25
only for non-condensing applications
ZR2325
Pipe connector for ball valve with internal thread, DN 25, Rp 1", R 1"
Electrical accessory
ZR24-2
Stem heater for ball valve DN 15...50, AC/DC 24 V, 20 W
Tools
Belimo Assistant 2
Service tool for wired and wireless setup, on-site operation, and troubleshooting. Platform-independent for Android, iOS and Windows
ZTH EU
Service tool, with ZIP-USB function, for parametrisable and communicative Belimo actuators, VAV controller and HVAC performance devices
ZK1-GEN
Connecting cable 5 m, A: RJ11 6/4 ZTH EU, B: 6-pin for connection to service socket
ZK2-GEN
Connecting cable 5 m, A: RJ11 6/4 ZTH EU, B: free wire end for connection to MP/PP terminal
Specifications
Valve specifications
- Pattern
- 3-way
- Kvs
- 26 m³/h
- Fluid
- Chilled and hot water, water with glycol up to max. 50% vol.
- Fluid temperature
- -10...120°C [14...248°F]
- Fluid temperature note
-
- At a fluid temperature of -10...2°C, a spindle heater or 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
- 1000 kPa
- Differential pressure note
- 200 kPa for low-noise operation
- Leakage rate {Tools}
- A – AB: air-bubble tight, leakage rate A; B – AB: Leakage class I, max. 1% of the Kvs value
- Pipe connection
- Internal thread
Actuator specifications
- Voltage AC/DC
- AC/DC 24 V
- Power consumption (running)
- 7 W
- Power consumption (holding)
- 3.5 W
- Power Consumption For Wire Sizing
- 9.5 VA
- Connection Supply Control
- Cable 1 m, 4x 0.75 mm²
- Control type
-
- MP-Bus
- DC 2...10 V
- DC 0.5...10 V
- Protection category
- IP54
- Degree Of Protection NEMA
- NEMA 2
- Enclosure Type
- UL Enclosure Type 2