Dwyer 3ZV1 - Manual

Series 3ZV1 Three-Way Zone Valves
Specifications - Installation and Operating Instructions
Bulletin V-26
®
3ZV1 Series Zone Valves are ideal for flow control in hot and cold water HVAC
systems. The 3ZV1 is electrically driven to open and spring to close. Units are
available in 1/2˝, 3/4˝, and 1˝ sizes with 24 or 120 VAC power supply. Easy to install
these units are direct replacements for competitor units. Manual override lever is
easily accessible externally. Consult factory for 220 VAC power supply, optional
auxiliary switches, and BSP or sweat connections. SPECIFICATIONS
Service: Compatible fluids.
Body: 3-way.
Line Size: 1/2˝ to 1˝.
End Connections: Female NPT (optional BSP, sweat connections).
Pressure Limits: Maximum: 300 psi (20.7 bar); Close-off: see model chart.
Temperature Limits: Ambient: 32 to 104°F (0 to 40°C); Process: 32 to 201°F (0
to 94°C).
Wetted Materials: Brass, stainless steel, NBR.
Flow Characteristic: Quick opening.
Power Requirements: 120 VAC or 24 VAC, ±10%, 50/60 Hz. (Optional 220
VAC).
Power Consumption: 6.5 W.
Input: On/off.
Electrical Connection: 22 AWG, 5˝ (127 mm) long.
Cycle Time: Opening time: 11 seconds; Closing time: 5 seconds.
Enclosure Rating: General purpose.
Housing Material: Aluminum.
Model
3ZV1022
3ZV1024
3ZV1032
3ZV1034
3ZV1042
3ZV1044 Cv
3.78
3.78
3.78
3.78
8.02
8.02 Size
1/2˝
1/2˝
3/4˝
3/4˝
1˝
1˝ Supply Voltage
120 VAC
24 VAC
120 VAC
24 VAC
120 VAC
24 VAC
Size
1/2˝
3/4˝
1˝ A [in (mm)]
4.57 (116)
4.69 (119)
4.92 (125) C [in (mm)]
2.48 (63)
2.48 (63)
2.48 (63) B [in (mm)]
3.54 (90)
3.66 (93)
3.74 (95)
A
B C
Close-off Pressure psi (bar)
22 (1.5)
22 (1.5)
14.5 (1.0)
14.5 (1.0)
10 (.70)
10 (.70)
W.E. ANDERSON DIV.,
DWYER INSTRUMENTS, INC.
P.O. BOX 358 • MICHIGAN CITY, INDIANA 46360 U.S.A.
Phone: 219/879-8000 www.dwyer-inst.com
Fax: 219/872-9057 e-mail: [email protected]