Technical Specifications - Bosch Therm 4000 S Installation And Operating Instructions Manual

Product details

2.11 Technical specifications

Technical properties
1)
Output
Max. rated output (G20 / G31 / G25)
2)
Max. rated output (G25)
Minimum rated output (G20 / G31 / G25)
Minimum rated output (G25)
Heat load
Minimum rated heat load
Efficiency at 100% of the rated heat load
Efficiency at 30% of the rated heat load
Gas specification
Permitted gas supply pressure
Natural gas
Natural gas
Butane
Propane
Gas supply value
Natural gas
Butane
Propane
Water specification
3)
Max. permitted pressure
Minimum operating pressure
Switch-on flow rate
Max. water volume at a
Flue gas specification
Flow rate of the combustion products
Flue gas temperature at the test points
Electrical specification
Power supply
Max. power consumption
IP rating
General information
Weight (excl. packaging)
Height
Width
Depth
Table 6
1) Hi 15- 1013 mbar - dry: Natural gas (G20) 34.02 MJ/m
Butan 45,65 MJ/kg (12,7 kWh/kg) - Propan 46,34 MJ/kg (12,9 kWh/kg) °C
2) G25: Category E(S), ESi
3) Allowing for water expansion, this value must not be exceeded.
4) At rated heat output
10
2)
4)
Symbols
Pn
Pn
Pmin
Pmin
Qn
Qmin
G20
G25
G30
G31
G20
G30
G31
pw
pwmin
3 3
(9.5 kWh/m ) / Natural gas (G25) 37.38 MJ/m
Unit
kW
kW
kW
kW
kW
kW
%
%
mbar
mbar
mbar
mbar
3
m /h
kg/h
kg/h
bar
bar
l/min
l/min
kg/h
°C
V
W
kg
mm
mm
mm
3
(10.38 kWh/m
Therm 4000 S – 6 720 815 298 (2017/05)
GWH12
20.8
16.6
2.9
2.3
22.5
3.0
91.5
94
20
25
28-30 / 50
30 / 37 / 50
2.4
1.8
1.7
12
0.1
2.2
9.0
50
170
230
100
IPX4D
10
570
300
170
3
)