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Lena /24CE

•Hermetic Boiler with 24 kW and 28 kW capacity
• Easy to use LCD screen
• High efficiency 93%
• Aesthetic look with modern design
• Full flame modulation with electronic ignition
• 3-star combustion performance according to
92/42/EEC directive
(Applicable for Digifel Duo KM1-24CE model.)
• Powered with Natural gas or LPG
• Double exchanger system
• Copper-made main exchanger
•Stainless steel plate exchanger
• Low consumption 3 stage long-lasting silent pump
• Hot water access in low city water (0,5 Bar)
• Electrical protection class IPX5D
• Device protection with 13 different safety systems
• Automatic detection system with LCD screen
• Room thermostat (optional)
• Easy assembly and maintenance
• Available for floor heating system
• Manufactered in Daikin production plant

Technical Parameters

HER METIC BOILER Digife  Duo
UNITS KM1-24CE
Energy Performance
Nominal heat inlet max./ min. KW 25.7/10.5
Burning Efficiency % 95.3
Efficiency (60/80c) % 92.8
Burning Performnce(Directive 92/42/EEC) ***
N0x Class 2
Heating system emissions
Flue gas temperature (G20) C 108.2
CO2 Content (G20) % 7.5
CO2 Content (G20) PPM 75
N0x Class 2
Heating circuit
Min. operation pressure bar 0.5
Max. operation pressure bar 3
Expansion tank capacity liter 7
expansion tank initial pressure bar 1
Heating circuit temperature range max./min. C 85/35
Domestic water circuit
Domestic water temperature range max./min. C 55/35
Hot Water amount DT=30 °C Lt/min 10.2
minimum hot water flow Lt/min 2.3
Plumbing Pressure max .min. bar 10/0.5
Power data
power supply Voltage V/Hz 230/50
Electric Power W 110
Electrical Safety Class IP x5D
Gas circuit and consumption data
Natural gas (G20) inlet Pressure mbar 21
LPG(G30/G31)inlet pressure mbar 30 /37
Natural gas (G20) consumption (maks. /min.) M3 / h 2.52 / 103
LPG(G30/G31) consumption (maks. /min.) kg / h 188/0.81
Dimmensions and flue sizes
Weight (Net) kg 31
Weight (with package) kg 34
Package dimnsions (L x H x D) mm 730/403/345
Max. Flue length (60/100 mm) m 5
Flue diameter mm 100/60

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