Product Description

GASTEK 20kW 24kW 28kW Gas-fired Boiler with double circuits's Advantages●CE certificate number:GB 008251 001●Heat efficiency: >90%●24 hours supervision and ECO function for gas saving●Working Noise●Running voltage is as low as 120V.●Start-up water pressure is as low as 0.25bar.

Product Detail

20kW 24kW 28kW Gas-fired Boiler with double circuits's Features:

●Heating area range: 60-220m2

●Hot water output range:10-14 Lts/min 

●Power range:20,24,28kW

●Multiple protections


CE Certified Double Circuits 20kW 24kW 28kW Gas-fired Boiler Technical Parameter:

Model   no Unit L1PB20-ZD01 L1PB24-ZD01 L1PB28-ZD01
CE Certificate no GB 008251 001 
Rated thermal   power KW 20.0 24.0 28.0
Minimal heat   input KW 11.0 11.0 11.5
Minimum heat   output KW 17.8 21.4 25.0
Minimal heat   output KW 9.8 9.8 10.2
Gas type-G20 NG
Rated gas   pressure range Pa 1000-3000
Maximum gas   consumption in heating mode (G20) m3/ h  2.1 2.6 2.8
Maximum gas   consumption in DHW mode (G20) m3/ h  2.1 2.6 2.8
Efficiency at   rated thermal power % >89 >89 >89
Voltage AC 220V,50Hz
Power   consumption W 130.0
Protection   Class IP  X4D
Heating temperature control   range 30~80
Heating Area m2 100 150 200
Applied water   pressure in heating mode bar 1-3
DHW   temperature control range 30-60
Rated hot   water capacity(Δt=25K ) L 10.0 12.0 13.9
Applied water   pressure in DHW mode bar 0.5-6
Pump lift m 5.0 6.0 7.0
Expansion tank   capacity L 5.0 5.0 6.0
Cold water   inlet pipe inch G3/4
Hot water   outlet pipe inch G1/2
Gas inlet pipe inch G3/4
Stainless   steel Coaxial pipes diameter mm 60/100
coaxial pipes   Length mm 1000
Net weight /   Gross weight kg 26.5/29.5 27.5/30.5 30/32
Body size mm 710*420*240mm
Packing   dimension mm 830*480*320mm
Loading   capacity(20'GP) pcs 170 170 170
Loading   capacity(40'HQ) pcs 430 430 430


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