Shutoff Valves
V4943/V8943 Single-stage pressure regulating valves
V4943B, N/8943B, C, N are Single-stage Pressure Regulating Valves. These valves are used on boilers, unit heaters, duct furnaces, makeup air and rooftop heaters.
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Overview
V4943A/V8943A are on/off diaphragm gas valve used on boilers, unit heaters, duct furnaces, makeup air and rooftop heaters.
Features & Benefits:
Features & Benefits:
- Designed for replacement for V4843A/V8843A Gas Valves
- Suitable for use on atmospheric boilers, commercial water heaters, and rooftop heaters
- V8943A/V4943A models are solenoid-operated diaphragm valves for on/off flow control of natural or LP gas
- Valve body of die-cast aluminum with a straight-through pattern
- V4943 are used with line voltage, on/off controllers; V8943A are used with 24 Vac thermostats or controllers
- Valve closes on power failure; recommended for final shutoff service
- Type of Fuel: Natural; LP
- Bleed Tapping: Internal Bleed
- Pilot Tapping: 1/8-27 NPT
- Body Pattern: Straight-through, non-offset
- Opening Characteristics: Rapid Opening On-Off
- Valve Opening Time: 6 sec max
- Valve Closing Time: 3 sec max
- Mounting: Upright (horizontal)
- Materials: Body – Aluminum
- Frequency: 60 HzElectrical Connections: 1/4 in. (6 mm) spade terminals (quick connects). 30 in. (762 mm) leadwires and cover for electrical conduit connection provided
- Operating Temperature Range: -40°F to +150°F (-40°C to +66°C)
- Approvals, Underwriters Laboratories Inc.: File No. MH1639, Guide No. YIOZ (60 Hz only)
- Approvals, CSA: Certificate No. 158158-1042930, Guide No. 3371-03, 83 (Z21.21, Z21.78)
- Pressure Ratings (psi): 1/2 psi
- Pressure Ratings (kPa): 3.4 kPa
- Comments: (2) 30" leadwires
- Current Ratings: 0.055 max amps at rated Vac/Hz
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KS04250410
HOOGSPANNINGSKABEL FZLSi 1/7
KS04250410
HOOGSPANNINGSKABEL FZLSi 1/7
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