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