IM-IBR17-49IN Issue 1 11
Pressure bar g
Temperature °C
C
A
The product must not be used in this region.
This product should not be used in this region as damage to the internals may occur.
For ASME 150 Flange PMA Maximum allowable pressure 19.6 bar g @ 38 °C
TMA Maximum allowable temperature 300 °C @ 10.2 bar g
PMO Maximum operating pressure 13.9 bar g @ 198 °C
Note:
For lower operating
temperatures consult
Spirax Sarco
TMO Maximum operating temperature 266 °C @ 11.5 bar g
TMO Maximum operating temperature 300 °C @ 10.2 bar g
When fitted with a bimetallic air vent
Cold hydraulic test pressure of : 29.4 bar g
For ASME 300 Flange PMA Maximum allowable pressure 40 bar g @ 100 °C
TMA Maximum allowable temperature 300 °C @ 27.5 bar g
PMO Maximum operating pressure 31.4 bar g @ 238 °C
Note:
For lower operating
temperatures consult
Spirax Sarco
TMO Maximum operating temperature 284 °C @ 28.5 bar g
TMO Maximum operating temperature 300 °C @ 27.6 bar g
When fitted with a bimetallic air vent
Cold hydraulic test pressure of : 60 bar g
DPMX
Maximum
differential
pressure
Size DN15, DN20, DN25 DN40, DN50
FT44-4.5 4.5 bar 4.5 bar (65 psi)
FT44 -10 10 bar 10 bar (145 psi)
FT44 -14 14 bar - (203 psi)
FT44 -21 21 bar 21 bar (304 psi)
FT44 -32 32 bar 32 bar (464 psi)
Note: With internals fitted, test pressure must not exceed DPMX
Caution: The trap in its complete operational form must not be subjected to a pressure greater
than 48 bar otherwise damage to the internal mechanism may result.
B
Pressure psi g
Temperature °F
Steam
saturation
curve
Pressure / temperature limits
A - B Flanged
ASME 300
A - C Flanged
ASME 150
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