Buderus Logamax plus GB162 Technical Manual page 130

9 Flue systems for open flue operation
Installation Max. number
of boilers
TL1/TR2 2
TL2/TR3/TR4 2/3/4
TL3/TR5/TR6 3/5/6
TL4/TR7/TR8 4/7/8
TL5 5
TL6 6
TL7 7
TL8 8
Table 59 Minimum room height for in-line installation TL and installation at the back TR (
1) Clearance between the last boiler and the chimney x = 2 m
2) Dimension for the flue slope: 5 cm/m
– Not recommended for technical reasons
Flue gas routed through a flue gas header inside a shaft with flue cascade set
Flue cascade shaft set with Logamax plus gas condensing boilers (plastic PP)
Shaft set for flue cascade GB162
Optional equipment
PP plastic pipe incl. fem. connection and gasket, Ø 110 mm
PP plastic pipe incl. fem. connection and gasket, Ø 125 mm
PP plastic pipe incl. fem. connection and gasket, Ø 160 mm
PP plastic pipe incl. fem. connection and gasket, Ø 200 mm
PP plastic pipe incl. fem. connection and gasket, Ø 250 mm
Table 60 Components of the flue cascade set (cont. from tab. 58, page 128)
130
Minimum room height y
DN160 DN200
y z y
[mm] [mm] [mm]
2220 2132 2240
2246 2160 2266
– – 2293
– – –
– – –
– – –
– – –
– – –
1)
and flue centre z
DN250
z y z
[mm] [mm] [mm]
2132 – –
2160 2291 2160
2187 2318 2187
– 2344 2215
– 2370 2242
– – –
– – –
– – –
Ø 110 mm
Ø 125 mm
Ø 160 mm
Ø 200 mm
Ø 250 mm
Ø 315 mm
250 mm
500 mm
1000 mm
2000 mm
250 mm
500 mm
1000 mm
2000 mm
250 mm
500 mm
1000 mm
2000 mm
250 mm
500 mm
1000 mm
2000 mm
250 mm
500 mm
1000 mm
2000 mm
6 720 645 821 (2010/09) – Logamax plus GB162
2)
DN315 DN400
y z y
[mm] [mm] [mm]
– – –
– – –
2350 2187 2393
2376 2215 2419
2403 2242 2445
2429 2270 2471
2455 2297 2498
2481 2325 2524
fig. 117, page 129)
Product no. Details
87 090 080
87 090 082
87 090 084
fig. 117
87 090 086
87 090 088
87 090 089
87 090 399
87 090 400
87 090 404
87 090 408
87 090 390
87 090 391
87 090 392
87 090 393
87 090 394
87 090 395
fig. 117, pos. 22
87 090 396
87 090 397
87 090 409
87 090 410
87 090 411
87 090 412
87 090 416
87 090 417
87 090 418
87 090 419
z
[mm]
–
–
2187
2215
2242
2270
2297
2325