1 in. NPT N.C. 120Volt Diaphragm Gas Valve.

V4943A/V8943A are on/off diaphram gas valve used on boilers, unit heaters, duct furnaces, makeup air and rooftop heaters.

Features

• 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.

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

Materials

Body--Aluminum

Comments

(2) 30" leadwires

Mounting

Upright (horizontal)

Frequency

60 Hz

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)

Electrical Connections

1/4 in. (6 mm) spade terminals (quick connects). 30 in. (762 mm) leadwires and cover for electrical conduit connection provided.

Power Consumption

6 VA max

Voltage

120 Vac

Operating Temperature Range (F)

-40 F to +150 F

Operating Temperature Range (C)

-40 C to +66 C

Current Ratings

0.055 max amps at rated Vac/Hz

Body Pattern

Straight-through, non-offset

Opening Characteristics

Rapid Opening On-Off

Pressure Ratings (psi)

1/2 psi

Pressure Ratings (kPa)

3.4 kPa

Type of Fuel

Natural; LP

Pipe Size (inch)

1 in.

Pipe Size (DN)

DN25

Bleed Tapping

Internal Bleed

Pilot Tapping

1/8-27 NPT

Valve Opening Time

6 sec max

Valve Closing Time

3 sec max