29
DIV
AL 600
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR
|
DESCRIPTION AND OPERATION
|
REV. A
EN
4 - DESCRIPTION AND OPERATION
4.1 - GENERAL DESCRIPTION
The DIVAL 600 equipment is a direct acting pressure regulator for medium and low pressure which reduces the inlet gas
pressure, keeping the downstream value stable even when the following varies:
• inlet pressure value;
• the required flow rate within the operating conditions of the equipment.
The main elements of the equipment are (see Fig. 4.1.):
Pos. Description
Pos. Description
1
Regulator body
7
Upper anti-pumping valve
2
Valve seat
8
Lever mechanism
3
Plug
9
Setting spring
4
Rod
10
Balancing block
5
Main diaphragm
11
Relief spring
6
Lower anti-pumping valve
Tab. 4.13
U
pstream
pressUre
D
ownstream
pressUre
Fig. 4.1. General description DIVAL 600
Summary of Contents for Dival 600
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