English (GB)
16
8. Commissioning
The diagram in fig. 28 is used as reference.
8.1 Overview of a firefighting application
Fig. 28
Overview of a firefighting application
TM
06 152
3 241
4
M
10
13
3
6
22
26
23
24
25
17
15
12
16
14
9
2
19
18
21
1
4
5
7
8
9
11
Discharge to fire protection system
Suction from
tank or city
supply
Test and
relief
piping
return to
tank
Pos. Description
Pos.
Description
Pos.
Description
1
OS&Y (outside screw and yoke)
gate valve (suction control valve)
10
Test header
19
Isolation valve (jockey pump
suction)
2
Eccentric reducer
11
Indicating gate valve or butterfly
valve (discharge control valve)
20
Check valve (jockey pump
discharge), not displayed
3
Suction pressure gauge
12
Flowmeter
21
Isolation valve (jockey pump
discharge)
4
Discharge pressure gauge
13
Indicating gate valve or butterfly
valve (flowmeter)
22
Check valve (FDC)
5
Automatic air release
14
Pump controller
23
Fire department connection
6
Pressure relief valve
15
Pressure maintenance pump
controller (jockey pump)
24
Diesel fuel tank
7
Relief cone
16
Pressure sensing line (fire pump)
25
Diesel drive exhaust silencer
8
Check valve (pump discharge)
17
Pressure sensing line (jockey
pump)
26
Batteries
9
Indicating gate valve or butterfly
valve (test header)
18
Pressure maintenance pump
(jockey pump)