Technical Data 330865 Fluidchilled or hot water, up to 60% glycol Flow characteristicequal percentage Controllable flow range75° Valve Size [mm]2.5” [65] Pipe connection250 lb flanged HousingCast iron - GG 25 Ballstainless steel Stemstainless steel Stem sealEPDM (lubricated) SeatPTFE O-ringEPDM (lubricated) Characterized discstainless steel Body Pressure RatingANSI Class 250, raised-face ANSI Class250 Number of Bolt Holes8 Maximum differential pressure (water) 50 psi (345 kPa) Close-off pressure ∆ ps310 psi Cv110 Weight24.25 lb [11 kg] Fluid Temp Range (water)0...250°F [-18...120°C] Leakage rate0% for A – AB Servicingmaintenance-free Flow/Mounting Details Application 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 re-heat coils and bypass loops. This valve is suitable for use in a hydronic system with variable flow. Suitable Actuators Non-SpringSpring B6250S-110-250ARB(X)AFRB(X) Dimensions (Inches [mm]) G I EF C D B A ARB, ARX ABCDEFGI 8.3” [211] 5.8” [148] 11.6” [294] 7.8” [198] 3.7” [95]5.9” [149] 0.9” [22] Safety Notes WARNING: This product can expose you to lead which is known to the State of California to cause cancer and reproductive harm. For more information go to www.p65warnings.ca.gov B6250S-110-250 Technical Data Sheet Stainless Steel Ball and Stem 800-543-9038 USA866-805-7089 CANADA203-791-8396 LATIN AMERICA / CARIBBEAN Date created, 05/12/2020 - Subject to change. © Belimo Aircontrols (USA), Inc.Dimensions (Inches [mm]) D B A C EF G I AFRB, AFRX ABCDEFGI 8.3” [211] 5.8” [148] 12.2” [309] 9.4” [239] 3.7” [95]5.9” [149] 0.9” [22] Dimensions (Inches [mm]) EF G I D C B A ARX ABCDEFGI 13.0” [330] 5.8” [148] 15.0” [380] 7.8” [198] 3.7” [95]5.9” [149] 0.9” [22] Dimensions (Inches [mm]) EF G I D C B A AFRX ABCDEFGI 14.5” [368] 5.8” [148] 16.6” [422] 11.9” [302] 3.7” [95]5.9” [149] 0.9” [22] B6250S-110-250 Technical Data Sheet Stainless Steel Ball and Stem 800-543-9038 USA866-805-7089 CANADA203-791-8396 LATIN AMERICA / CARIBBEAN Date created, 05/12/2020 - Subject to change. © Belimo Aircontrols (USA), Inc.Technical Data 93157 Power Supply24 VAC, ±20%, 50/60 Hz, 24 VDC, ±10% Power consumption in operation5 W Power consumption in rest position 2.5 W Transformer sizing7.5 VA (class 2 power source) Electrical Connection18 GA appliance cable, 3 ft [1 m], with 1/2” conduit connector Overload Protectionelectronic throughout 0...95° rotation Angle of rotation90° Torque motor180 in-lb [20 Nm] Direction of motion motorselectable by ccw/cw mounting Direction of motion fail-safereversible with cw/ccw mounting Position indicationMechanical Manual override5 mm hex crank (3/16” Allen), supplied Running Time (Motor)75 s Running time fail-safe<20 s Ambient humiditymax. 95% r.H., non-condensing Ambient temperature-22...122°F [-30...50°C] Storage temperature-40...176°F [-40...80°C] Degree of ProtectionIP54, NEMA 2, UL Enclosure Type 2 Agency ListingcULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2014/30/EU and 2014/35/EU Noise level, motor45 dB(A) Noise level, fail-safe62 dB(A) Servicingmaintenance-free Quality StandardISO 9001 Weight4.0 lb [1.8 kg] †Rated Impulse Voltage 800V, Type of action 1.AA, Control Pollution Degree 3 AFRX24 Technical Data Sheet On/Off, Spring Return, Fail-Safe, AC/DC 24 V 800-543-9038 USA866-805-7089 CANADA203-791-8396 LATIN AMERICA / CARIBBEAN Date created, 04/03/2020 - Subject to change. © Belimo Aircontrols (USA), Inc.Wiring Diagrams INSTALLATION NOTES A Actuators with appliance cables are numbered. Provide overload protection and disconnect as required. Actuators may also be powered by 24 VDC. 45 Actuators may be powered in parallel. Power consumption must be observed. 48 Parallel wiring required for piggy-back applications. Meets cULus requirements without the need of an electrical ground connection. ! WARNING! LIVE ELECTRICAL COMPONENTS! During installation, testing, servicing and troubleshooting of this product, it may be necessary to work with live electrical components. Have a qualified licensed electrician or other individual who has been properly trained in handling live electrical components perform these tasks. Failure to follow all electrical safety precautions when exposed to live electrical components could result in death or serious injury. Blk (1) Common Red (2) + Hot 24 VAC Transformer Line Volts 13 4548 A On/Off AFRX24 Technical Data Sheet On/Off, Spring Return, Fail-Safe, AC/DC 24 V 800-543-9038 USA866-805-7089 CANADA203-791-8396 LATIN AMERICA / CARIBBEAN Date created, 04/03/2020 - Subject to change. © Belimo Aircontrols (USA), Inc.Next >