
Optional features and accessories available for this
Macon product are an extra charge, and not included
in the standard model price.
www.maconbalancing.com
Tunstall Corporation
118 Exchange Street · Chicopee, MA 01013
Phone (413) 594-8695 · Fax (413) 598-8109
Section:
Components
Bulletin-MB-ABW-0915
Model ABW
Submittal Data
2.50”- 8.00" ABW Automatic Balancing Valve with lug type Butterfly Valve
(Model ABW for use with customer supplied companion flange)
NOMINAL DIMENSIONS & WEIGHTS
MODEL
SIZE
A
B
C
D
WEIGHT
Max. No.
Cartridges
Maximum gpm (lps)
Control Range psi (kPa)
in mm
lbs kg
2-32
(14-221)
5-60
(34-414)
ABW-250 2.50”
65
in 7.50 7.00 7.20 9.00
23.0 13.5
1
80
(5.0)
120
(7.6)
mm 190 180 185 230
ABW-300 3”
80
in 10.60 7.50 7.60 9.00
34.0 18.0
1
135
(8.5)
170
(10.7)
mm 255 190 195 230
ABW-400 4” 100
in 11.70 9.00 8.40 9.00
53.0 29.9
2
270
(17.0)
340
(21.4)
mm 295 230 215 230
ABW-500 5” 125
in 12.30 10.00 8.90 9.00
86.0 39.2
3
405
(25.5)
510
(32.1)
mm 315 255 225 230
ABW-600
6”
150
in 12.40 11.00 9.60 9.00
103.0 46.7
4
540
(34.0)
680
(42.8)
mm 315 280 245 230
ABW-800 8” 200
in 13.40 13.50 10.80 5.00
151.0 68.6
7
945
(59.5)
1190
(75.0)
mm 340 345 275 130
SPECIFICATIONS
Pressure Ratings:
200 PSIG (1380 kPa)
Temperature Ratings:
250ºF (121ºC)
Accuracy:
± 5% of flow rate
Body Material (Wafer):
Ductile Iron
Butterfly Valve:
Ductile Iron A536 65-45-12
Disc:
Aluminum Bronze
B148
C954
Stem:
Stainless
Steel 416 A582
Seat:
EPDM with Phenolic
Backing
Bushing: Teflon/Fiberglass
Backed
Seal:
EPDM
End Connections:
ANSI Class
125/150#
Flanged
Flow Cartridge(s):
Stainless Steel Wear Surfaces
With Stainless Steel Springs
Available Options:
“PTV” combination
PT & Air Vent
Model ABW Automatic Balancing Valve incorporates a
wafer style ductile iron body and lug type butterfly valve
with adjustable flow positioning plate. The removable flow
cartridge(s) is factory set to automatically limit the GPM to
within ±5% of the specified flow. Shipped with Rods and
Nuts for use with customer supplied companion flange.
Standard features include Dual Pressure / Temperature
Ports.
AUTO
M
ATI
C
19
Summary of Contents for Macon AB Series
Page 38: ...This page left blank intentionally MANUAL 38 ...
Page 48: ...STRAINERS This page left blank intentionally 48 ...
Page 52: ...This page left blank intentionally SHUT OFF VALVES 52 ...
Page 56: ...This page left blank intentionally UNIONS 56 ...
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