Hoval TopVent GV, Operating Instructions Manual, Page: 13 / 44

6.4 Gas connection
TopVent ® TG, MG
Unit type
TG-6
MG-6
TG-9
MG-9
Gas appliance type 1) B
23
, C
13
, C
33
B
23
, C
13
, C
33
Gas connection G ½" (internal) G ¾" (internal)
Combustion air connection DN 80 DN 80
Flue gas connection DN 80 DN 80
Max. length of flue gas duct 2) 6 m 8 m
1) according to method of flue gas evacuation and combustion air supply
2) Equivalent length of formed parts:
– 90° elbow ..... 2 m
– 45° elbow .... 1 m
– 90° T-piece ... 2 m
Table 10: TopVent ® TG, MG gas circuit connections
TopVent ® GV
Unit type GV-3 GV-5
Gas appliance type 1) B
23
, C
13
, C
33
B
23
, C
13
, C
33
Gas connection G ½" (internal) G ¾" (internal)
Combustion air connection DN 80 DN 80
Flue gas connection DN 80 DN 80
Max. length of flue gas duct 2)
Ceiling installation 2 m 2 m
Wall mounting 6 m 8 m
1) according to method of flue gas evacuation and combustion air supply
2) Equivalent length of formed parts:
– 90° elbow ..... 2 m
– 45° elbow .... 1 m
– 90° T-piece ... 2 m
Table 11: TopVent ® GV gas circuit connections
6.5 Sound levels
TopVent ® TG, MG
Unit type TG-6 TG-9 MG-6 MG-9
Sound pressure level
(at a dist. of 5 m)
1)
dB(A) 47 49 55 57
Total sound power level dB(A) 69 71 77 79
Octave sound power level 63 Hz dB 45 44 55 51
125 Hz dB 51 51 59 58
250 Hz dB 57 59 65 66
500 Hz dB 63 64 69 72
1000 Hz dB 66 68 74 75
2000 Hz dB 63 65 70 72
4000 Hz dB 55 58 64 66
8000 Hz dB 48 51 56 58
1) with a hemispherical radiation pattern in a low-reflection room
Table 12: TopVent ® TG, MG sound power levels
TopVent ® GV
Unit type GV-3 GV-5
Sound pressure level (at a distance of 5 m)
1)
dB(A) 59 64
Total sound power level dB(A) 84 89
1) with a hemispherical radiation pattern in a low-reflection room
Table 13: TopVent ® GV sound power levels
6.6 Heat output
Unit type
TG-6
MG-6
TG-9
MG-9
GV-3 GV-5
Rated heating capacity (P
rated,h
) kW 28.8 61.2 28.8 50.7
Minimum capacity (P
min
) kW 17.0 37.9 17.0 31.5
Table 14: Heat output
12 13
TopVent ® TG | GV | MG
Operating instructions
Technical data Technical data
4 220 656-en-03