28
Installation
2582302_C_EN_1611
Nortec EL
Table 6: Steam Line Recommendations
Model
Steam Line
Over-sized Steam Line**
Steam
Losses***
Maximum
Equivalent
Length
MED-L
Copper
Pipe
Diameter
Stainless Steel
(min. DIN 1.4301)
Pipe Diameter
Maximum
Equivalent
Length
MED-L
Copper
Pipe
Diameter
Stainless Steel
(min DIN 1.4301)
Pipe Diameter
EL005
7 ft
(2 m)
3/4 in
(20 mm)
7/8 in
× 0.049 wall
(22 mm
× 1.25 mm wall)
14 ft
(4 m)
1 in
(25 mm)
1-1/8 in
× 0.049 wall
(29 mm
× 1.25 mm wall)
0.06 lb/h/ft
(0.09 kg/h/m)
EL010
12 ft
(3.5 m)
24 ft
(7 m)
EL020
17 ft
(5 m)
34 ft
(10 m)
EL030
22 ft
(6.5 m)
44 ft
(13 m)
EL050
43 ft
(13 m)
1-1/2 in
(40 mm)
1-3/4 in
× 0.065 wall
(45 mm
× 1.65 mm
wall)
86 ft
(26 m)
2 in
(50 mm)
2 in
× 0.065 wall
(50 mm
× 1.65 mm
wall)
0.11 lb/h/ft
(0.18 kg/h/m)
EL075
EL100
47 ft
(14 m)
94 ft
(28 m)
EL150*
EL200*
50 ft
(15 m)
1-1/2 in
(40 mm)
1-3/4 in
× 0.065 wall
(45 mm
× 1.65 mm wall)
100 ft
(30 m)
2 in
(50 mm)
2 in
× 0.065 wall
(50 mm
× 1.65 mm
wall)
Nortec Steam Hose
EL005-
EL030
10 ft
(3 m)
P/N 1328810 – 7/8 in (22 mm)
0.1 lb/h/ft
(0.15 kg/h/m)
EL050-
EL200
10 ft
(3 m)
P/N 1328820 – 1-3/4 in (45 mm)
0.15 lb/h/ft
(0.22 kg/h/m)
Notes:
* Use a single steam line for each steam cylinder. Do not combine lines except at a distributor, and only if using the humidifiers in parallel.
** The over-sized lines may require a reducer at the humidifier and the steam distributor.
*** Based on 1 in (25 mm) insulated copper pipe.
Table 7: Approximate Equivalent Length of Atmospheric Steam Line Fittings
Nominal
Tube Size
in (mm)
Standard 90°
Elbow
ft (m)
45° Elbow
ft (m)
Side-outlet
Tee
ft (m)
0.75-0.875
(19-22)
2 (0.6)
1 (0.3)
4 (1.2)
1.5-1.75
(38-45)
3.5 (1.1)
1.75 (0.5)
7 (2.1)
3 (76)
5 (1.5)
2.5 (0.8)
11 (3.4)
4 (102)
8 (2.4)
4 (1.2)
15 (4.6)
