800-543-9038 USA866-805-7089 CANADA203-791-8396 LATIN AMERICA / CARIBBEANTechnical DataMediachilled or hot water, glycol, 35# steamFlow characteristicmodified equal percentageAction90° rotation valve open CW, valve closed CCWSizes½”, ¾”, 1”, 1¼”, 1½”, 2”Type of end fittingSAE NPT (female connections)Materials:Stem packingreinforced PTFEStem bearing reinforced PTFEBall316 stainless steel4Seat (x2)reinforced PTFE w/ Durafi llRetainerB16 (¾” - 1”) stainless steelB584 (1¼” - 2”) stainless steelGlandB16 brass7Stem 316 stainless steelJam nut stainless steelBody sealPTFE (1-1/4” to 2”)10Body B584-C84400 bronze10Pressure rating600 psig WOGMedia temp. range-22°F to +280°F (-30°C to +138°C)Close-off pressure600 psig @ 100°FMaximum differentialpressure (P)<600 psigFlow PatternsB2...VS Series, 2-way, Ball ValveBronze Body, Stainless Steel Ball and Stem• Live-load packing set• Stainless steel ball & stem• Blow-out proof stem designApplicationThis 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 includeUnit Ventilators, VAV Box re-heat coils and bypass loops. This valve is suitablefor use in a hydronic system with variable flow.This valve is designed with MFT functionality which facilitates the use of various control input.• Up to 35 psi steam• ½” - 600 PSIG WOG, Cold Non-Shock.• Federal Specification: WW-V-35C,Type II Composition: BZ Style: 3Valve Nominal SizeTypeSuitable ActuatorsCvInchesDN [mm]2-way NPTSpring ReturnNon-Spring Return15B2050VS-01LF SeriesLM SeriesSY Series15B2050VS-0215B2050VS-04115B2050VS-1532B219VSNFNM51¾20B220VS425B224VSAF SeriesAM Series625B225VS41¼32B232VS814B239VSGM Series17714B240VS1050B249VSTech.Doc - 11/14 - Subject to change. © Belimo Aircontrols (USA), Inc.800-543-9038 USA866-805-7089 CANADA203-791-8396 LATIN AMERICA / CARIBBEAN14ModelsNFB24-X1 NFBUP-X1NFBUP-S-X1 w/built-in Aux. SwitchTechnical DataControlon/offPower consumptionNFB24-X1running6 W holding2.5 WNFBUP-X1running6 W holding2.5 WTransformer sizingNFB24-X1NFBUP(-S)-X18.5 VA (class 2 power source)6 VA @ 24 VAC (class 2 powe source)6.5 VA @ 120 VAC9.5 VA @ 240 VACElectrical connection(-S model has 2 cables)½” conduit connector3 ft. [1m], 18 GA appliance cablesElectrical protection120V actuators double insulatedOverload protectionelectronic throughout 0° to 95° rotationAngle of rotation95°Position indicationvisual indicatorRunning timecontrol<75 secondsspring<20 secondsAmbient temperature-22° F to +122° F [-30° C to +50° C]HousingNEMA 2 / IP54Agency listingsUL 873, CSA C22.2 No. 24 certifi ed, CENoise levelmax. 45 dB(A)NFBUP-S-X1Auxiliary switch2 x SPDT, 3A (0.5A inductive) @ 250 VNF Actuators, On/OffDimensions with 2-Way ValveCBAFDValve Nominal SizeDimensions (Inches)Valve BodyCOPInchesDN [mm]B219VS4027.001.256.773.376.25B220VS40¾207.001.256.773.376.25B219VSS10027.001.256.773.376.25Tech.Doc - 11/14 - Subject to change. © Belimo Aircontrols (USA), Inc.800-543-9038 USA866-805-7089 CANADA203-791-8396 LATIN AMERICA / CARIBBEAN15Wiring DiagramsProvide overload protection and disconnect as required.2CAUTION Equipment damage!Actuators may be connected in parallel.Power consumption must be observed. Actuators may also be powered by 24 VDC.For end position indication, interlock control, fan startup, etc., NF24-S US incorporates a built-in auxiliary switch: 1 x SPDT, 7A (2.5A)@ 250 VAC, UL listed, adjustable 5° to 85°.Meets cULus or UL and CSA requirements without theneed of an electrical ground connection.WARNINGLive Electrical Components!During installation, testing, servicing and troubleshooting of this product, it maybe necessary to work with live electrical components. Have a qualifi ed licensed electricianor 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.NF Actuators, On/Off1 Common2 + Hot1224 VAC TransformerNFB24-X1Line Volts3W063_NFB(X)On/Off wiring for NFB24-X1 NFBUP-X1NFBUP-S-X1066_NFB(X)UPOn/Off wiring for NFBUP-X1, NFBUP-S-X1WhtBlkNFBUP-S-X1067_NFB(X)UP-SAuxiliary SwitchTech.Doc - 11/14 - Subject to change. © Belimo Aircontrols (USA), Inc.Next >