Brochure

Valve Selection
6
© Copyright 2006 TAC. All Rights Reserved. F-27414-1
PART NUMBERING SYSTEM
ZONE VALVES WITH TWO POSITION, SPRING RETURN ACTUATORS
V X X X X X X X X X XX X
1 = Normally Closed
2 = Normally Open
Voltage
A = 24 VAC, 50/60 HZ
B = 110/120 VAC, 50/60 HZ
D = 208 VAC, 60 HZ (High Temp only)
T = 277 VAC, 50/60 HZ (High Temp only)
U = 220/230 VAC, 50/60 HZ
Electrical Leads
00 = 6" Motor Wires
01 = Terminal Block with End Switch
(General Temp., 24 VAC only)
02 = 18" (Standard) Wire Leads
Options
0 = No Options
A = End Switch (required
with terminal block)
Actuator Type
G = On/Off (General Close-Off)
H = On/Off (High Close-off)
CV Size
No. 2-way
1/2" 1, 2, 3, 5
3/4" 4
1/2" 1, 2, 3, 5
3/4" 1, 2, 3, 4
1/2" 1, 2, 3, 5
3 = 3.5 3/4" 1, 2, 3, 4
1" 1
3/4" 1, 2, 3
1" 1
7.5 3/4" 1, 2, 3
8.0 1" 1, 2, 3
1-1/4" 1
Connection Type Availability
Spring Return
1 = Sweat 1/2", 3/4", 1", 1-1/4"
2 = Threaded NPT 1/2", 3/4", 1"
3 = Threaded Rp 1/2", 3/4", 1"
4 = Inverted Flare (Retrofit) 3/4"
5 = SAE Flare 1/2"
Body Type &
Temperature
T = On/Off (General)
S = On/Off (Steam)
High temperature
actuator must be used.
Configuration
2 = 2-Way
Valve Size
2 = 1/2"
3 = 3/4"
4 = 1"
5= 1-1/4"
Temperature Ratings
3 = General Temperature
4 = High Temperature
Body & Actuator Combination Requirements
Temperature Configurations
Body Configuration
V T X X X X
Actuator Spring Return Mode
A X X 3 A X X X
T = General
S = Steam
If body configuration is T, actuator temp rating can be 3 or 4.
If body configuration is S, actuator temp rating must be 4.
3 = General Temperature
4 = High Temperature
If actuator temp rating is 3, body style must be T.
If actuator temp rating is 4, body style can be S or T.
Size Connection Type
1.0
2.5
7 =
2 =
1 =
1
1
2
When ordering valve body only: use the first
six positions to configure the valve.
2
3
3
When ordering actuator only: use the last
seven positions to configure the actuator.
Prefex with the letter "A".
TAC inverted flare fittings must
be ordered separately. See
actuator accessories for fitting
part numbers.
All voltages UL Listed or Recognized except
24 V 50 Hz.
4
5.0
5 =