Technical data
Installation and maintenance instructions ecoTEC exclusive 0020017768_0550
13 Technical data
ecoTEC exclusive 832 838 Unit
Nominal heat output range P at 40/30 °C 11,0 - 29,3 12,1 - 32,4 kW
Nominal heat output range P at 50/30 °C 10,8 - 28,7 11,9 - 31,8 kW
Nominal heat output range P at 60/40 °C 10,5 - 27,9 11,5 - 30,9 kW
Nominal heat output range P at 80/60 °C 10,2 - 27,0 11,2 - 30,0 kW
Hot water output 31,4 37,2 kW
Maximum load in hot water function 32 38 kW
Maximum thermal load on heating-side 27,6 30,6 kW
Minimum thermal load 10,4 11,4 kW
Heating
Max. flow temperature 90 90 °C
Setting range max. feed temperature (factory setting: 75°C) 40 - 85 40 - 85 °C
Permissible total over-pressure 3 3 bar
Circulation water volume (with reference to T = 20 K) 1161 1290 l/h
Condensate volume approx. (pH value 3,5 - 4,0)
at heating operation 50 °C flow/30 °C return
2,8 3,1 l/min
Residual feed head pump (at nominal circulation water volume) 250 (300) 250 mbar
hot water handling
Least water volume 1,5 1,5 l/min
Water volume (at T = 35 K) 12,9 15,2 l/min
Maximum pressure 10 10 bar
Required connection pressure 0,35 0,35 bar
Hot water discharge temperature range 35 - 65 35 - 65 °C
General
Gas connection 15 15 mm
Heating connection 22 22 mm
Hot and cold water connection 15 15 mm
Exhaust spigot (parallel adaptor) 60/100 60/100 mm
Designation Venturi 051 051 –
Category II
2H 3P
II
2H 3P
–
Connection pressure (gas flow pressure) natural gas, G20 20 20 mbar
Connection pressure (gas flow pressure) propane, G31 37 37 mbar
Connection value at 15 °C and 1013 mbar G20
(if necessary with reference to hot water preparation) G31
3,4
2,49
4,0
2,95
m
3
/h
kg/h
Exhaust gas mass flow min./max. 4,8/14,4 5,3/17,2 g/s
Exhaust gas temperature min./max. 40/78 40/82 °C
Exhaust gas connection approval C
13
, C
33
, C
43
, C
53
, C
83
, B
23
, B
33
C
13
, C
33
, C
43
, C
53
, C
83
, B
23
, B
33
–
SEDBUK classification E = 91,1 / Class „A“ E = 91,1 / Class „A“ –
NOx class 5 5 –
Appliance dimensions - Height
- Width
- Depth
800
480
450
800
480
450
mm
mm
mm
Installation weight approx. 44 46 kg
Electrical connection 230/50 230/50 V/Hz
Built-in fuse 1 x 2 A slow-acting 1 x 2 A slow-acting –
Electrical power consumption min./max. 40/95 40/110 W
Power consumption at rest 5 5 W
Level of protection IP x4 D IP x4 D –
Test marks/registration number CF 0085 BR 0308 CF 0085 BR 0308 –
Table 13.1 Technical data
13 Technical data