Table of Contents
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1: Pressure relief valve
1: Pressure relief
2: Pressure gauge
2: Pressure
3: Auto bypass
3: Auto
gauge
4: Filling point
4: Double non return
bypass
5: Stop valve
5: Stop
valve
6: Expansion vessel
6: Expansion
valve
7: Pump
7: Pump
vessel
8: Auto air release
8: Air release
Diagram 3.2 Typical sealed system design.
The product can be connected to a sealed system. Ensure the manufactures instructions are
followed when connecting the product to the sealed system components. To appropriately size
the expansion vessel please use table 9a;
Safety Valve Setting (bar)
Vessel charge and initial system pressure (bar)
Total water content of system (litres)
25
50
75
100
125
150
Navien stirling engine m-CHP installation manual
8
4
7
2
Table 4a: Expansion vessel table
5
3
5
1
Static head to top of product
Minimum
Maximum
Table
4: Static Head
0.5
1.0
Vessel Volume
2.1
2.7
4.2
5.4
6.3
8.2
8.3
10.9
10.4
13.6
12.5
16.3
6
2 m
30 m
3.0
1.5
3.9
7.8
11.7
15.6
19.5
23.4
19 of 88
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