50
REV
AL 182
EN
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR
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DESCRIPTION AND OPERATION
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REV. 00
4.5.3.2 - SB/82 BUILT-IN SLAM-SHUT VALVE
The SB/82 built-in slam-shut valve can be operated:
• by the pressure switch;
• manually;
• with remote control.
The main features of the SB/82 built-in slam-shut valve are:
• tripping due to downstream pressure increase and/or decrease;
• design pressure: 100 bar for all accessory components;
• local shut-off button;
• manual reset only with internal bypass activated by the reset lever.
Pressure switch type
Set
Operating range (bar)
AG
Mod. 101M - 101MH
max
0.02 - 1
5
max
0.5 - 1
2.5
Mod. 102M - 102MH
max
0.2 - 5.5
5
Mod. 103M - 103MH
max
2 - 7
5
max
7 - 22
2.5
Tab. 4.24.
* For the calibration values of the minimum spring, please refer to chapter 13 'Calibration tables'
The SB/82 built-in slam-shut valve consists of (see Fig. 4.12):
Pos. Description
1
Plug
2
Control pressure switch
3
Reset system (manually operated through a lever)
Tab. 4.25.
Summary of Contents for REVAL 182
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