Buderus Logano plus GB402 Installation And Maintenance Instructions For Contractors page 10

2 Information on the device
Soot combustion resistance classification to be used
for flue system in accordance with EN 1443
Maximum permitted flue gas return flow under wind
conditions
Maximum permitted combustion air temperature
Type (according to DVGW regulations)
Type (Belgium and Netherlands)
Electrical details
IP rating
Supply voltage/frequency
Electric consumption power 1)
[P(el)]
Protection against electrocution
Maximum permissible unit fuse protection
Appliance dimensions and weight
Handling dimensions width × depth × height
Weight (excl. casing)
Table 4 Specifications
1) The details [xxx] correspond to the symbols and formula signs used on the type plate.
2) Is to be ensured by means of system sizing, and it corresponds to a minimum differential between flow and return temperatures of 8 K.
Natural gas E, H, Es
Boiler size (G20)
Wobbe index
14.9 kWh/m
Gas throughput
3
[m /h]
320 -5 32.3
395 -6 39.8
470 -7 47.4
545 -8 55.0
620 -9 62.5
Table 5 Gas throughput (relative to 15 °C gas temperature and 1013 mbar air pressure)
1) Upper Wobbe index for 0 °C, 1013 mbar
Country Boiler size
EN 320-620
AT, BY, CH, CZ, 320-620
DK, EE, ES, GB,
HR, IE, IT, LT, LV,
PT, RO, RS, RU,
SI, SK, TR, UA
Table 6 Country-specific gas categories and supply pressures
10
Unit
%
°C
-
V/Hz
Full Load W
Partial load W
A
mm
kg
Natural gas L (DE)
Wobbe index
3 1) 3 1)
12.8 kWh/m
Gas throughput
3
[m /h]
34.3
42.4
50.4
58.4
66.5
Nominal gas
pressure [mbar] Gas category
20 I
20
Boiler size (output - no. of sections)
GB402-320 - 5 GB402-395 - 6 GB402-470 - 7 GB402-545 - 8 GB402-620 - 9
G, O G, O
10 10
35 35
Open flue operation: B
Balanced flue operation: C
Open flue operation: B
Balanced flue operation: C , C
13
418 449
39 45
410 438
Natural gas LL, L, Ei
(G25)
Wobbe index
3 1)
12.2 kWh/m
Gas throughput
3
[m /h]
37.6
46.4
55.2
64.0
72.8
Gas family, gas group and reference gas
set on delivery
2E, G20
2ELL
I 2H, G20
2H
G, O G, O
10 10
35 35
, B
23 23P
, C , C , C C , C
13 33 43 53, 63
, (B only valid for Belgium)
23 23P
, C , C (C only valid for the Netherlands),
33 43 53, 63
C , C
83 93
IPX0D
230/50
487 588
42 45
Safety category 1
10
781 x 1740 x 1542
465 493
Natural gas Lw (G27) Natural gas S (G25.1)
(PL)
Wobbe index
3 1)
11.4 kWh/m 11.5 kWh/m
Gas throughput Gas throughput
3
[m /h]
–
48.5
57.8
67.1
76.2
Set to rated gas pressure on
delivery [mbar]
Logano plus GB402 – 6 720 820 700 (2018/01)
G, O
10
35
, C
83 93
734
49
520
(HU)
Wobbe index
3 1)
3
[m /h]
–
46.2
55.0
63.9
72.6
1)
20
20