Steam traps
Thermodynamic
Dimensions/weights (approximate) in mm and kg
Butt weld and socket weld
Size
A
B
B1
C
D
E
F
Weight
1⁄2"
78
158
156
55
55
78
117
10.5
3⁄4"
80
158
156
55
55
80
117
10.5
1"
80
158
170
55
55
80
117
10.5
Spare parts
The spare parts available are shown in solid outline. Parts drawn
in broken line are not supplied as spares.
Withdrawal distance
D
F
Available spares
Set of cover studs and nuts
Strainer screen and gasket
Set of gaskets
Maintenance kit
How to order spares
8 (8 off), 9 (8 off)
4, 11
7 (2 off), 10, 11
2, 4, 7 (2 off), 10, 11, 6 +12
A
Always order spares by using the description given in the column
headed 'Available spares' and state the size and type of trap.
Example: 1 - Seat and disc assembly for a Spirax Sarco 1⁄2" TD120M
high pressure thermodynamic steam trap.
E
C
9
8
B Butt weld, B1 Socket weld
B2 Flanged
Flanged PN100
Size
A
B2
C
D
DN15
80
210
55
55
DN20
80
240
55
55
DN25
80
260
55
55
Flanged PN160
Siz
e
A
B
2
C
D
DN15
80
210
55
55
DN25
80
260
55
55
Flanged PN250
Size
A
B2
C
D
DN15
80
240
55
55
DN25
80
260
55
55
Flanged ASME (ANSI) Class 600
Size
A
B2
C
D
DN15
80
210
55
55
DN20
80
240
55
55
DN25
80
260
55
55
E
F
Weight
Withdrawal distance
80
117
17.8
80
117
18.7
80
117
21.7
2
7
6 +12
10
7
11
4
E
F
Weight
80
117
17.8
80
117
21.7
E
F
Weight
80
117
17.8
80
117
21.7
E
F
Weight
80
117
17.8
80
117
18.7
80
117
21.7
Flanged ASME (ANSI) Class 900 and 1500
8
9
Recommended tightening torques
or
mm
Size
A
B2
C
D
DN15
80
240
55
55
DN20
80
240
55
55
DN25
80
260
55
55
E
F
Weight
80
117
17.8
80
117
18.7
80
117
21.7
Safety information, installation and maintenance
For full details see the Installation and Maintenance Instructions
(IM-P150-12) supplied with the product.
Installation note:
The TD120M is designed for installation with the name-plate on top.
For ease and maintenance, consideration should be given to fitting
isolation valves upstream and downstream of the steam trap.
Disposal
The product is recyclable. No ecological hazard is anticipated with
the disposal of this product, providing due care is taken.
How to order
Example: 1 off Spirax Sarco 1⁄2" TD120M high pressure
thermodynamic steam trap having an alloy steel body with integral
strainer and butt weld connections, suitable for superheated steam
main drainage. Seat and disc shall be maintainable.
Item Part
4
22 A/F
8
Stud
9
Nut
N m
25 - 35
85 - 90
160 - 180
M16
23 A/F
M16
TD120M High Pressure Thermodynamic Steam Trap with Replaceable Seat
TI-P150-11 ST Issue 3
5.7.48
