Steam traps

Ball float

Page 2 of 5

Steam

saturation

curv e

Steam

saturation

curve

1" HC and 11⁄4"

PN25

25 bar g @ 100°C

300°C @ 18 bar g

-10°C

21 bar g

275°C @ 19 bar g

0°C

1" HC

11⁄4"

FT14HC-4.5

FT14-4.5

FT14HC-10

FT14-10

FT14HC-14

FT14-14

38 bar g

5.5.15

Pressure / temperature limits

PN25

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FT14HC 1"

and

FT14 11⁄4"

FT14 11⁄2" and 2"

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Pressure bar g

Size

11⁄2" and 2"

PN16

16 bar g @ 100°C

220°C @ 13.5 bar g

-10°C

14 bar g

220°C @ 13.5 bar g

0°C

11⁄2" and 2"

FT14-4.5

FT14-10

FT14-14

24 bar g

PN16

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Pressure bar g

The product must not be used in this region.

The product should not be used in this region as damage to the internals may occur.

Body design conditions

PMA Maximum allowable pressure

TMA Maximum allowable temperature

Minimum allowable temperature

PMO Maximum operating pressure for saturated steam service

TMO Maximum operating temperature

Minimum operating temperature

Note: For lower temperatures consult Spirax Sarco

PMX Maximum differential pressure

Size

4.5 bar

10 bar

14 bar

Designed for a maximum cold hydraulic test pressure of:

FT14 and FT14HC SG Iron Ball Float Steam Traps (1" HC, 11⁄4", 11⁄2" and 2")

TI-S02-27 ST Issue 8

Page 2 of 5

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