Product Description
Overview V4944B,L,N/8944B,C,L,N are Two-stage Pressure Regulating Gas Valve. These valves are used on boilers, unit heaters, duct furnaces, makeup air and rooftop heaters. Features Designed for replacement for V4844/V8844 Gas Valves. Suitable for use on atmospheric boilers, commercial water heaters, and rooftop heaters. V4944/V8944B,C,L,N models are solenoid-operated diaphragm valves that combine the functions of safety shutoff and pressure regulation in a single unit. V4944/V8944B,N are for use with natural gas. V4944/V8944C,L are for use with LP gas. Valve body of die-cast aluminum with a straight-through pattern. V4944 are used with line voltage, dual-stage controllers; V8944 are used with 24 Vac dual-stage thermostats or controllers. Valve closes on power failure; recommended for final shutoff service. Product Specifications Dimensions (in.)6 9/16 in. high x 6 in. wide x 6 in. deep Dimensions (mm)167 mm high x 152 mm wide x 152 mm deep MaterialsBody--Aluminum Comments(3) 30" leadwires MountingUpright (horizontal) Frequency60 Hz Approvals, Underwriters Laboratories Inc.File No. MH1639, Guide No. YIOZ (60 Hz only) Approvals, Canadian Standards AssociationCertificate No. 158158-1042930, Guide No. 3302-01, 81 (Z21.21, Z21.78) Electrical Connections1/4 in. (6 mm) spade terminals (quick connects). 30 in. (762 mm) leadwires and cover for electrical conduit connection provided. Power Consumption12.4 VA max Voltage24 Vac Operating Temperature Range (F)-40 F to +150 F Operating Temperature Range (C)-40 C to +66 C Current Ratings0.516 max amps at rated Vac/Hz Body PatternStraight-through, non-offset Opening CharacteristicsRapid Opening 2-stage Pressure Ratings (psi)1/2 psi Pressure Ratings (kPa)3.4 kPa Type of FuelNatural Pipe Size (inch)1 1/4 in. Pipe Size (DN)DN32 Bleed TappingTwo 5/16-24 UNF Pilot Tapping1/8-27 NPT Valve Opening Time6 sec max Valve Closing Time2 sec max Pressure Regulator Setpoint (in. wc)Adj. Range, Low Fire-- 0.8 in. wc to 2 in. wc; Adj. Range, High Fire-- 3 in. wc to 4.5 in. wc; Factory Setting, Low Fire-- 0.8 in. wc; Factory Setting, High Fire-- 3.5 in. wcProduct Videos
Custom Field
MPN V8944N1020
