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

The product may differ from the illustration

2-way Open/close ball valve, DN 50
Internal thread Rp 2", PN 10, kvs 179 m³/h
Housing Nickel-plated brass body (CW617N)
Fluid temperature 5...65°C
air-bubble tight, leakage rate A


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

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

Auxiliary switch
With auxiliary switch

Reset 3 suitable actuators
Suitable actuators for EXT-R250-B5-PW
GR230A-5 Rotary actuator 40 Nm
AC 230 V, Open/close
Running time motor 150 s / 90°
IP54, Manual override with push-button, can be locked
Connection Cable 1 m PVC
GR24A-5 Rotary actuator 40 Nm
AC/DC 24 V, Open/close
Running time motor 150 s / 90°
IP54, Manual override with push-button, can be locked
Connection Cable 1 m PVC
GRK24A-5 Rotary actuator fail-safe 40 Nm, NC / NO
AC/DC 24 V, Open/close
Running time motor 150 s / 90°
Running time fail-safe 35 s / 90°
IP54, Manual override with push-button
Connection Cable 1 m PVC
Documentation for EXT-R250-B5-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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