18
Burners: RX515-RX520
Key
*
* Note: the high gas pressure switch can be mounted either upstream or downstream the gas valve but upstream the butterfly gas
valve (see item no.4 in the scheme above).
Gas train - 7
Gas train with valves group VGD 20/40 with built-in gas pressure go VPS504 gas proving system
Gas train - 8
(Rp2)
Gas train with valves group MBC 1200SE(2 gas pressure governor) + VPS504 gas proving system
Gas train - 9
(DN65/80/100)
Gas train with valves group MBC 1900/3100/5000SE (2 gas pressure governor) + VPS504 gas proving system
1
Burner
2
Butterfly valve
3
Gas proving system
4
Maximum gas pressure switch (option*)
5
Minimum gas pressure switch
6
Gas filter
7
Bellows unit
8
Manual cutoff valve
11
VGD Valves group
14
Pressure stabiliser with filter
15
Pilot gas valve
18
MBC Valves group (2” with filter provided)
19
MBC Valves group (DN65/80/100)
1
2
4
5
6
7
8
11
15
15
5
7
8
14
3
4
MANUFACTURER
INSTALLER
1
2
3
5
4
7
8
18
15
15
5
7
8
14
4
MANUFACTURER
INSTALLER
1
2
3
4
5
7
8
15
15
5
7
8
14
6
19
4
MANUFACTURER
INSTALLER