28001-500 SERIES

VELOCITY FUSE

INLINEMALE NPTF TO MALE JIC

Description

AN IN-LINE VELOCITY FUSE WITH A MALE NPTF INLET AND A MALE JIC OUTLET THAT PROVIDES FULL-LINE SHUT-OFF IN THE EVENT OF A LINE FAILURE.

Product Rendering

Schematic

Typical Performance

Operation

  • FLOW FROM (2) TO (1) PASSES THROUGH THE CONTROLLING ORIFICE BUT IS UNCONTROLLED.
  • A FLOW BELOW THE SPECIFIED LIMIT IS ALLOWED FROM (1) TO (2).
  • FLOW ABOVE THE SPECIFIED LIMIT IS ASSUMED TO BE A LINE FAILURE AND IS BLOCKED.

Features

  • RAPID RESPONSE.
  • FAIL SAFE DESIGN.
  • STEEL COMPONENTS.

Specifications

CLOSING FLOW TOLERANCE +15% / -0%
OPERATING PRESSURE 3500 PSI
REOPENING DIFFERENTIAL 50 PSI
TEMPERATURE RANGE 250° F TO -40° F

Ordering Information

ModelINLET 1OUTLET 2FLOW RANGELHEX
28001-5021/4-18 NPTF-04 JIC - 7/16-20 0.1 TO 4.0 GPM2.300.625
28001-5033/8-18 NPTF-06 JIC - 9/16-18 0.5 TO 10.0 GPM2.300.750
28001-5041/2-14 NPTF-08 JIC - 3/4-16 1.0 TO 25.0 GPM2.340.875
28001-5063/4-14 NPTF-12 JIC - 1 1/6-122.0 TO 40.0 GPM2.751.250
28001-5081-11 1/2 NPTF-16 JIC - 1 5/6-122.0 TO 50.0 GPM3.251.375
28001-5121 1/2-11 1/2 NPTF-24 JIC - 1 7/8-125.0 TO 80.0 GPM4.852.000

Model

INLET 1

OUTLET 2

FLOW RANGE

L

HEX

Model

INLET 1

OUTLET 2

FLOW RANGE

L

HEX

Model

INLET 1

OUTLET 2

FLOW RANGE

L

HEX

Model

INLET 1

OUTLET 2

FLOW RANGE

L

HEX

Model

INLET 1

OUTLET 2

FLOW RANGE

L

HEX

Model

INLET 1

OUTLET 2

FLOW RANGE

L

HEX

28001-502View More

1/4-18 NPTF

-04 JIC - 7/16-20

0.1 TO 4.0 GPM

2.30

0.625

28001-503View More

3/8-18 NPTF

-06 JIC - 9/16-18

0.5 TO 10.0 GPM

2.30

0.750

28001-504View More

1/2-14 NPTF

-08 JIC - 3/4-16

1.0 TO 25.0 GPM

2.34

0.875

28001-506View More

3/4-14 NPTF

-12 JIC - 1 1/6-12

2.0 TO 40.0 GPM

2.75

1.250

28001-508View More

1-11 1/2 NPTF

-16 JIC - 1 5/6-12

2.0 TO 50.0 GPM

3.25

1.375

28001-512View More

1 1/2-11 1/2 NPTF

-24 JIC - 1 7/8-12

5.0 TO 80.0 GPM

4.85

2.000