Operating Range - Spirax Sarco HM Series Installation And Maintenance Instructions Manual

2.4 Limiting conditions
Maximum body designed conditions
PMA Maximum allowable pressure
TMA Maximum allowable temperature
PMO Maximum operating pressure
TMO Maximum operating temperature
Designed for a maximum cold hydraulic test pressure of:

2.5 Operating range

HM Series
300
200
100
0
0
The product must not be used in this region.
*PMO Maximum operating pressure recommended for saturated steam 14 bar g (203 bar g).
∆
PMX - Maximum differential pressure
Size
½"
HM00/8
¾" HM10/10
1" HM12/12
DN15 HM003/8
DN20 HM103/10
DN25
HM123/12
Note: The pressure limit of the flange type should be greater than the pressure limit of the internal mechanism
selected.
10
Steam saturation curve
2 4 6
Pressure bar g
Maximum differential pressure bar
4 8.5
HM00/7
HM10/8
HM12/10
HM003/7
HM103/8
HM123/10
HM and HM34 Inverted Bucket Steam Traps
HM
PN16
16 bar g (232 psi g)
300 °C
16 bar g (232 psi g)
300 °C
24 bar g (348 psi g)
8 10 12
10
HM00/6
—
—
HM003/6
—
—
HM34
PN40
40 bar g (580 psi g)
(572 °F) 300 °C
40 bar g (580 psi g)
(572 °F) 300 °C
60 bar g (870 psi g)
14* 16
12.5
—
HM10/7
— HM12/7
—
HM103/7
— HM123/7
IM-S03-11 CMGT Issue 5
(572 °F)
(572 °F)
14
—
—
—
—