Unigas R91, Installation Manual

Page: 7 / 120

PART I: SPECIFICATIONS
7
(*) NOTE ON THE BURNER WORKING SERVICE: LMV2x automatically stops after 24h of continuous working. The device immedia-
telystarts up, automatically. LMV3x performs countinuous operation.
(*) NOTE ON THE BURNER WORKING SERVICE: LMV2x automatically stops after 24h of continuous working. The device immedia-
telystarts up, automatically. LMV3x performs countinuous operation.
1.3 Country and usefulness gas categories
Note1:
All gas flow rates are referred to Stm
3
/h (1013 mbar absolute pressure, 15 °C temperature) and are valid for G20 gas
(net calorific value H
i
= 34.02 MJ/Stm
3
);
Note2: Maximum gas pressure = 500mbar (with Siemens VGD)
Minimum gas pressure = see gas curves.
BURNER TYPE R512 M-.. R515 M-.. R520 M-.. R525 M-...50 R525 M-...xx
Output min. - max. kW
600 - 4500 770 - 5200 1000 - 6400 2000 - 6700 2000 - 8000
Fuel M -
Natural gas
Category
(
see next paragraph
)
Gas rate-
Natural gas
min.- max. (Stm
3
/h)
63 - 476 81 - 550 106 - 677 212 - 709 212 - 847
PressureGas pressure mbar
(
see Note 2
)
Power supply
230V 3~ / 400V 3N ~ 50Hz
Total power consumption
kW 9.7 11.5 16.5 19 19
Electric motor
kW 9.2 11 15 18.5 18.5
Protection
IP40
Operation
Progressive - Fully modulating
Gas train 50
Valves size / Gas connection
50 / Rp2
50 / Rp2 50 / Rp2 50 / Rp2
Gas train 65
Valves size / Gas connection 65 / DN65
65 / DN65 65 / DN65
- 65 / DN65
Gas train 80
Valves size / Gas connection 80 / DN80 80 / DN80 80 / DN80 - 80 / DN80
Gas train 100
Valves size / Gas connection
100 / DN100
100 / DN100 100 / DN100 - 100 / DN100
Operating temperature °C
-10 ÷ +50
Storage Temperature °C
-20 ÷ +60
Working service (*) Intermitent
Note1:
All gas flow rates are referred to Stm
3
/h (1013 mbar absolute pressure, 15 °C temperature) and are valid for G20 gas
(net calorific value H
i
= 34.02 MJ/Stm
3
);
Note2: Maximum gas pressure = 500mbar (with Siemens VGD)
Minimum gas pressure = see gas curves.
GAS
CATEGORY
COUNTRY
I
2H
AT ES GR SE FI IE HU IS NO CZ DK GB IT PT CY EE LV SI MT SK BG LT RO TR CH
I
2E
LU PL - - - - - - - - - - - - - - - - - - - - - - -
I
2E( R ) B
BE - - - - - - - - - - - - - - - - - - - - - - - -
I
2L
NL - - - - - - - - - - - - - - - - - - - - - - - -
I
2ELL
DE - - - - - - - - - - - - - - - - - - - - - - - -
I
2Er
FR - - - - - - - - - - - - - - - - - - - - - - - -