Elster Jeavons NG J78 Regulator

Elster Jeavons NG J78 Regulator

General Information

ELSTER JEAVONS J78R & RS LOW PRESSURE REGULATORS

The J78 range is suitable for inlet pressures up to 350mbar(5 psig). All units are designed for natural, liquefied petroleum and manufactured gases and can be installed in horizontal or vertical pipelines.

The regulators may be utilized for domestic meter service applications with inlet pressures up to 75mbar(30"wg) complying with British Gas specifications.

The J78 range is available in two variants. The J78R has a plain breather port. The J78RS is fitted with a 1/4" threaded breather port that can be used to ventilate to atmosphere where this additional safety feature is required.

 
PRESSURE
Maximum Inlet Pressure: 350mbar(5 psig)
Maximum Outlet Pressure: Please refer to spring table

SIZES
1/2", 3/4", 1"


SPRINGES
All springs are colour coded for ease of identification.

 
SPRING

SPRING

Spring Range (mbar)

J78RS

Spring Range (mbar)

J78R

COLOUR CODE

1/2"-3/4"

1"

1/2"-3/4"

1"

J7805-050

2-14

4-12

6-9

8.3-13

Dark Green/Red

J7805-038A

2-16

6-21

9-17

13-19

Yellow

J1105C-035A

10-20

13-26

15-23

20-24

Black

J1105C-016A

16-28

18-36

22-31

27-32

Orange

J7805-042A

22-40

28-48

31-42

37-46

Brown

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