Low NOx Gas Fired Vacuum Hot Water Boiler for Central Heating

Low NOx Gas Fired Vacuum Hot Water Boiler for Central Heating

Thermal power range: 230KW/hr-14MW/hr
Hot water temperature outlet/inlet: 95/70℃, 105/60℃, 60/50℃, 50/40℃
Key Features:

SUS304 stainless steel heat exchanger, boiler efficiency up to 106%.

Vacuum negative pressure operation, no danger of explosion and rupture.

Water-cooled fully premixed burner technology, NOx emission<30mg/m³.

Super long service life, boiler warranty 20 years.

Integrated full-flow condenser, 304 stainless steel finned tubes, strong corrosion resistance.

Advantage

  • Description:

    This fully premixed vacuum hot water boiler is a water tube structure boiler newly developed by Kenuo. It has a built-in fully premixed burner and an integrated full-flow stainless steel condenser, which effectively reduces the boiler exhaust temperature and achieves nitrogen oxide emissions below 30mg. The furnace body adopts a compact matrix water tube structure to achieve maximum heat output. It has a built-in stainless steel heat exchanger with an ultra-long service life. It is equipped with a PLC intelligent controller to easily realize local and Internet remote automatic control of the boiler.

    This boiler is suitable for places with sanitary hot water and heating needs, such as hospitals, hotels and restaurants, schools, commercial offices, government units, residential areas, etc. It can also be used in any place where industrial hot water is required.

     

    Advantages:

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Working Principle

  • Flue Gas Flow Diagram
  • Working Principle Diagram
Flue Gas Flow Diagram
Working Principle Diagram

Parameters

Model

Thermal capacity (×104kcal/h)

Heat medium water volume (m³)

Rated Outlet/inlet Water Temp.(℃)

Heat Efficiency(%)

NOx Emission
(mg/m³)

Transportation Weight(ton)

Overall Dimension(mm)

ZKQ-0.233I-S

20 0.38 95/70

97-106

≤30

1.5

2480×890×1580

ZKQ-0.35I-S

30 0.42

95/70

97-106

≤30

1.7

2680×970×1680

ZKQ-0.47I-S

40 0.48

95/70

97-106

≤30

1.9 2980×1030×1800

ZKQ-0.58I-S

50 0.56

95/70

97-106

≤30

2.3 3280×1200×1840

ZKQ-0.7I-S

60 0.56

95/70

97-106

≤30

2.3 3280×1200×1840

ZKQ-1.05I-S

90 0.7

95/70

97-106

≤30

3.8 3630×1300×2000

ZKQ-1.4I-S

120

0.9

95/70

97-106

≤30

4.7

3780×1400×2100

ZKQ-1.75I-S

150

1.45

95/70

97-106

≤30

4.8

4980×1550×2250

ZKQ-2.1I-S

180

1.45

95/70

97-106

≤30

4.8

4980×1550×2250

ZKQ-2.8I-S

240

1.8

95/70

97-106

≤30

5.8

4330×1650×2490

ZKQ-3.5I-S

300

2.15

95/70

97-106

≤30

6.8

4730×1950×2690

ZKQ-4.2I-S

360

2.55

95/70

97-106

≤30

7.8

4830×1950×2690

ZKQ-4.9I-S

420

3

95/70

97-106

≤30

10

6450×2500×3340

ZKQ-5.6I-S

480

3

95/70

97-106

≤30

10

6450×2500×3340

ZKQ-6.3I-S

540

3.65

95/70

97-106

≤30

12

7060×2570×3360

ZKQ-7.0I-S

600

3.65

95/70

97-106

≤30

12

7780×2650×3390

ZKQ-10.5I-S

900

5.45

95/70

97-106

≤30

20.2

9180×2900×3700

ZKQ-14I-S

1200

7.88

95/70

97-106

≤30

27.5

9760×3600×3730

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