Installation manual

installation manual TWIN 80 EN
4
CHAPTER 1. GENERAL
1.1. Technical data
Boiler type 80C
Gas type
natural gas G20 LPG gas G30/G31
Supply / Frequency 230 V / 50 Hz
(195 ÷ 270V @ 47,5 ÷ 52,5Hz)
Power consumption (max.) 280 W
Electrical data
Thermostat voltage 24 Volt / OpenTherm / 0-10V
Height 950 mm
Width 710 mm
Depth 360 mm
Dimensions and
weight
Weight 65 kg
CO
2
8.2% - 8.8% 9.2% - 9.8%
CO (0% 0
2
) 12 –100 ppm
Emission value
NO
X
(0% O
2
) 10 – 30 ppm
at 80/60ºC < 70ºC
Flue gas-
temperature
at 50/30ºC < 35ºC
Max. chimney
resistance
Air feed and flue tube together 125 Pa
Gas G 3/4 ” outside
Heating (flow and return) G 1 1/4” outside
Connections
Overflow siphon
Air feed and flue
tube system
Concentric system Ø 100 / 150 mm or Ø 110 / 150 mm
Water contents 4 L
Max. temperature 90°C
Max. operating pressure 3.2 bar
Boiler heat
exchanger
Max. system pressure 4 bar
Pump high 45 dB(A)
Sound level
Pump low 35 dB(A)
Certification
CE Identification number CE0063-AT3070
Cascade selection : menu parameter “.o” = 1 TWIN in power mode
Gas type
natural gas G20 LPG gas G30/G31
Nominal gas pressure 20 mbar 37/50 mbar
Heat input (gross) 16.2 – 82.2 kW
Heat input (net) 14.6 – 74.0 kW
Nominal output at 80/60ºC 14.1 – 72.0 kW
Nominal output at 50/30ºC 15.6 – 75.3 kW
Efficiency at 80/60ºC (net) Low load = 96.6 %; High load = 97.2 %
Gas technical
data
Efficiency at 50/30ºC (net) Low load = 106.9 %; High load = 101.8 %