General Information
35319 C
MGG155/210 Operating Manual
19
3.
Read across chart from left (required flow) to right to find the total length which is equal to, or exceeds, the
distance from source to use.
4.
From this point, read up to find the correct size of pipe required.
Valve and Fitting Pipe Equivalents
* Reg O A7500 series valves.
Electrical Connections
Class 1 wiring methods must be used for field wiring connections to terminals of a class 2 circuit. It is the responsibility
of the owner/operator to arrange for these procedures to be performed by a licensed electrical contractor and ensure
conformance to all applicable codes, including local codes specific to your municipality/city/county and state. Wire
size and insulation type should be as required by National Electrical Code (NEC), state and local regulations.
DANGER
ELECTROCUTION. NEVER CONNECT THIS UNIT TO THE ELECTRICAL SYSTEM OF
ANY BUILDING UNLESS A LICENSED ELECTRICIAN HAS INSTALLED AN APPROVED
TRANSFER SWITCH. FAILURE TO DO SO WILL RESULT IN DEATH OR SERIOUS
INJURY. (000150)
Table 3 - Valve & Fitting Pipe Equivalents
Fitting
Equivalent Length Of Steel Pipe
Nominal Pipe Size (NPT)
3/4 in
(2 cm)
1 in
(3 cm)
1-1/4 in
(3 cm)
1-1/2 in
(4 cm)
2 in
(5 cm)
2-1/2 in
(6 cm)
3 in
(8 cm)
Schedule
Schedule
Schedule
Schedule
Schedule
Schedule
Schedule
40
80
40
80
40
80
40
80
40
80
40
80
40
80
45° Screwed
Elbow
1.2 ft
(0.4 m)
0.9 ft
(0.3 m)
1.3 ft
(0.4 m)
1.2 ft
(0.4 m)
1.7 ft
(0.5 m)
1.5 ft
(0.5 m)
2.0 ft
(0.6 m)
1.8 ft
(0.5 m)
2.6 ft
(0.8 m)
2.4 ft
(0.7 m)
3.0 ft
(0.9 m)
2.8 ft
(0.9 m)
3.8 ft
(1.2 m)
3.7 ft
(1.1 m)
90° Screwed
Elbow
1.8 ft
(0.5 m)
1.6 ft
(0.5 m)
2.3 ft
(0.7 m)
2.1 ft
(0.6 m)
3.1 ft
(0.9)
2.9 ft
(0.9)
3.7 ft
(1.1 m)
3.4 ft
(1.0 m)
4.6 ft
(1.4 m)
4.4 ft
(1.3 m)
5.3 ft
(1.6 m)
5.1 ft
(1.6 m)
6.9 ft
(2.1 m)
6.5 ft
(2.0)
Screwed T
Thru Run
1.4 ft
(0.4 m)
1.3 ft
(0.4 m)
1.7 ft
(0.5 m)
1.6 ft
(0.5 m)
2.4 ft
(0.7 m)
2.3 ft
(0.7 m)
2.8 ft
(0.9 m)
2.6 ft
(0.8 m)
3.6 ft
(1.1 m)
3.3 ft
(1.0 m)
4.2 ft
(1.3 m)
4.0 ft
(1.2 m)
5.4 ft
(1.6 m)
5.0 ft
(1.5 m)
Screwed T
Thru Branch
4.6 ft
(1.4 m)
4.0 ft
(1.2 m)
5.6 ft
(1.7 m)
5.3 ft
(1.6 m)
7.9 ft
(2.4 m)
7.3 ft
(2.2 m)
9.3 ft
(2.8 m)
8.6 ft
(2.6 m)
12.0 ft
(3.7 m)
11.0 ft
(3.4 m)
15.0 ft
(4.6 m)
14.0 ft
(4.3 m)
17.0 ft
(5.2 m)
16.0 ft
(4.9 m)
Screwed
Globe Valve*
14.0 ft
(4.3 m)
10.0 ft
(3.0 m)
21.0 ft
(6.4 m)
16.0 ft
(4.9 m)
24.0 ft
(7.3 m)
19.0 ft
(5.8 m)
39.0 ft
(11.9 m)
27.0 ft
(8.2 m)
42.0 ft
(12.8 m)
34.5 ft
(10.5 m)
24.0 ft
(7.3 m)
20.0 ft
(6.1 m)
46.0 ft
(14.0 m)
39.0 ft
(11.9 m)
Screwed
Angel Valve*
11.0 ft
(3.4 m)
8.0 ft
(2.4 m)
13.0 ft
(4.0 m)
10.0 ft
(3.0 m)
10.5 ft
(3.2 m)
8.5 ft
(2.6 m)
20.0 ft
(6.1 m)
16.0 ft
(4.9 m)
32.0 ft
(9.8 m)
26.5 ft
(8.1 m)
7.5 ft
(2.3 m)
6.0 ft
(1.8 m)
19.0 ft
(5.8 m)
16.0 ft
(4.9 m)
Flanged
Globe Valve*
-
-
-
-
-
-
30.0 ft
(9.1 m)
24.0 ft
(7.3 m)
4.10 ft
(1.2 m)
34.0 ft
(10.4 m)
-
-
46.0 ft
(14.0)
39.0 ft
(11.9 m)
Flanged
Angle Valve*
-
-
-
-
-
-
12.0 ft
(3.7 m)
10.0 ft
(3.0 m)
14.5 ft
(4.4 m)
12.0 ft
(3.7 m)
-
-
19.0 ft
(5.8 m)
16.0 ft
(4.9 m)
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