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Motorised DVGW certified potable water valves, open-close ball valve, internal thread

The product may differ from the illustration

EXT-R225-B3-PW
2-way Open/close ball valve, DN 25
Internal thread Rp 1", PN 10, kvs 70 m³/h
Housing Nickel-plated brass body (CW617N)
Fluid temperature 5...65°C
air-bubble tight, leakage rate A


Qty:


Nominal Voltage
AC 230V
AC/DC 24V
AC 24...240V

Emergency setting position
Normally closed (NC)
Normally open (NO)
Without emergency setting

Auxiliary switch
With auxiliary switch

Reset 13 suitable actuators
Suitable actuators for EXT-R225-B3-PW
NR230A Rotary actuator 10 Nm
AC 230 V, Open/close, 3-point
Running time motor 90 s / 90°
IP54, Manual override with push-button, can be locked
Connection Cable 1 m PVC
NR230A-S Rotary actuator 10 Nm
AC 230 V, Open/close, 3-point, 1 x SPDT
Running time motor 90 s / 90°
Auxiliary switch note 0...100%
IP54, Manual override with push-button, can be locked
Connection Cable 1 m PVC
NR24A Rotary actuator 10 Nm
AC/DC 24 V, Open/close, 3-point
Running time motor 90 s / 90°
IP54, Manual override with push-button, can be locked
Connection Cable 1 m PVC
NR24A-S Rotary actuator 10 Nm
AC/DC 24 V, Open/close, 3-point, 1 x SPDT
Running time motor 90 s / 90°
Auxiliary switch note 0...100%
IP54, Manual override with push-button, can be locked
Connection Cable 1 m PVC
NRF24A Rotary actuator fail-safe 10 Nm, NC
AC/DC 24 V, Open/close
Running time motor 75 s / 90°
Running time fail-safe <20 s / 90°
IP54, Manual override by means of hand crank and locking switch
Connection Cable 1 m PVC
NRF24A-O Rotary actuator fail-safe 10 Nm, NO
AC/DC 24 V, Open/close
Running time motor 75 s / 90°
Running time fail-safe <20 s / 90°
IP54, Manual override by means of hand crank and locking switch
Connection Cable 1 m PVC
NRF24A-S2 Rotary actuator fail-safe 10 Nm, NC
AC/DC 24 V, Open/close, 2 x SPDT
Running time motor 75 s / 90°
Running time fail-safe <20 s / 90°
Auxiliary switch note 1 x 10% / 1 x 11...90%
IP54, Manual override by means of hand crank and locking switch
NRF24A-S2-O Rotary actuator fail-safe 10 Nm, NO
AC/DC 24 V, Open/close, 2 x SPDT
Running time motor 75 s / 90°
Running time fail-safe <20 s / 90°
Auxiliary switch note 1 x 10% / 1 x 11...90%
IP54, Manual override by means of hand crank and locking switch
NRFA Rotary actuator fail-safe 10 Nm, NC
AC 24...240 V / DC 24...125 V, Open/close
Running time motor 75 s / 90°
Running time fail-safe <20 s / 90°
IP54, Manual override by means of hand crank and locking switch
Connection Cable 1 m PVC
NRFA-O Rotary actuator fail-safe 10 Nm, NO
AC 24...240 V / DC 24...125 V, Open/close
Running time motor 75 s / 90°
Running time fail-safe <20 s / 90°
IP54, Manual override by means of hand crank and locking switch
Connection Cable 1 m PVC
NRFA-S2 Rotary actuator fail-safe 10 Nm, NC
AC 24...240 V / DC 24...125 V, Open/close, 2 x SPDT
Running time motor 75 s / 90°
Running time fail-safe <20 s / 90°
Auxiliary switch note 1 x 10% / 1 x 11...90%
IP54, Manual override by means of hand crank and locking switch
NRFA-S2-O Rotary actuator fail-safe 10 Nm, NO
AC 24...240 V / DC 24...125 V, Open/close, 2 x SPDT
Running time motor 75 s / 90°
Running time fail-safe <20 s / 90°
Auxiliary switch note 1 x 10% / 1 x 11...90%
IP54, Manual override by means of hand crank and locking switch
SRD230A Rotary actuator 16 Nm
AC 230 V, Open/close, 3-point
Running time motor 20 s / 90°
IP54, Manual override with push-button, can be locked
Connection Cable 1 m PVC
Documentation for EXT-R225-B3-PW
Send PDFs for other items
Valve: Technical data, dimensions (PDF - 336 kb)
 Send Data Sheet
Valve: Mounting instruction (PDF - 1,579 kb)
 Send Data Sheet
General Notes for project planning (PDF - 1,053 kb)
 Send Data Sheet
Flyer: Motorised potable water valves (PDF - 628 kb)
 Send Data Sheet
DVGW type examination certificate (PDF - 617 kb)
 Send Data Sheet
The complete range of water solutions (PDF - 9,384 kb)
 Send Data Sheet

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