Capacities
Spare parts
The spare parts available are shown in solid outline. Parts drawn
in broken line are not supplied as spares.
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Dimensions/weights (approximate) in mm and kg
Size
A
B
E
G
H
J
K
L Weight
Available spares
Steam traps
Thermodynamic
Disc (packet of 3)
Disc and strainer screen
Strainer screen and gasket
Insulating cover
Strainer cap gasket (packet of 3)
How to order spares
3
3, 4, 6
4, 6
7
6
(TD42L or TD42H)
(TD42LA or TD42HA)
(TD42L or TD42H)
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Differential pressure bar (x 100 = kPa)
7
3
5.7.18
"L
41
78
55
85 20
52
57
38
0.80
1⁄2"L 41
78
55
85 20
52
57
38
0.75
3⁄4"L 44
85
60 100 20
52
57
38
0.95
1" L 48
95
65 100 20
58
57
38
1.50
1⁄2"H 41
78
55
85 41
57
57
38
0.80
3⁄4"H 47
90
60 100 41
63
57
38
1.00
1" H 53
96
66 100 41
-
-
-
1.50
2
H
Withdrawal distance
for screen
A
E
B
K
Withdrawal distance for
L
insulating cover
J
Safety information, installation and maintenance
For full details see the Installation and Maintenance Instructions
(IM-P068-24) supplied with the product.
Installation note:
The TD42L and TD42H should be installed in the horizontal plane,
with a small drop leg proceeding them.
Disposal:
This product is recycable. 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" TD42L thermodynamic steam trap
having screwed BSP connections.
5
Recommended tightening torques
Withdrawal
G
distance for cap
TD42L and TD42H Thermodynamic Steam Traps
TI-S01-03 ST Issue 9
Always order spares by using the description given in the column
headed 'Available spares' and state the size and type of trap.
Example: 1 - Strainer screen and gasket for a Spirax Sarco
1⁄2" TD42L thermodynamic steam trap.
Item
2
5
or
mm
N m
135 - 150
180 - 200
250 - 275
170 - 190
(TD42L - all sizes)
(TD42H - 1⁄2", 3⁄4")
(TD42H - 1")
36 A/F
41 A/F
55 A/F
32 A/F
M28
4
6
