B231+AFRB24-SR    | CCV | 1.25
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Brand: BelimoSKU: B231+AFRB24-SR

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B231+AFRB24-SR | CCV | 1.25" | 2 Way | 25 Cv | w/ Spg Rtn | 24V | 2-10V | Belimo

Characterized Control Valve (CCV), 1 1/4", 2-way, Cv 25 |Valve Actuator, Spring return, AC/DC 24 V, 2...10 V, modulating

Belimo | B231+AFRB24-SR
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Belimo B231+AFRB24-SR Documents


Details for B231+AFRB24-SR

CCV | 1.25" | 2 Way | 25 Cv | w/ Spg Rtn | 24V | 2-10V

This valve is typically used in air handling units on heating or cooling coils, and fan coil unit heating or cooling coils. Some other common applications include Unit Ventilators, VAV box reheat coils and bypass loops. This valve is suitable for use in a hydronic system with variable flow


Valve specifications
Angle of Rotation
Controllable Flow Range
End Fitting
Internal thread
Chilled or hot water up to 60% glycol
Pressure Independent
Stainless steel
Valve Size
1.25" [32]
Actuator specifications
Actuator Type
Spring return
Control Type
DC 2...10 V
Degree of Protection
IP54 NEMA 2 UL Enclosure Type 2
Electrical Connection
Manual Override
5 mm hex crank (3/16" Allen) supplied
Power Consumption (Holding)
3 W
Power Consumption (Running)
5.5 W
Running Time (Fail-safe)
<20 s
Running Time (Motor)
95 s / 90B0
Voltage AC/DC
AC/DC 24 V


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