Application
-Providing steam for industrial users: paper mills, pharmacy mills, tobacco
factories, printworks, textile mills and so on.
-Providing steam for civil users: restaurants, laundries, hospitals, saunas, etc.
-Together with steam-water heat exchangers, providing heating for central air
conditioning system and radiators; providing continuous hygienic hot water.
Features:
1. The tried and tested three-pass and wet back structure.
2. Lateral-cut tube technology: increase heat efficiency.
3. Big combustion room design: increase radiated area, decrease emission of NOx, reduce
cubage of boiler.
4. Big flue gas tube: reduce the resistance of smoke flow and consumption of electricity.
5. Intelligent control system: PLC and 5.7 touch panel, multi-level protection
6. Fiberglass heat preservation: low surface temperature and heat loss.
7. Corrugated hearth: more safety and increase convection.
8. Multi-level sealing for flue gas chamber: no flue gas leakage
9. Each boiler shall be subject to strictly inspection and testing before
delivery, including hydraulic pressure testing and X ray inspection.
10. Selecting the most suitable burner to match the boiler so as to guarantee safety and reach rated output.
11. Main components, such as burners, pumps, water level meters, valves are limited to renowned brands.
12. Stainless steel plate protective cladding for surface: fine appearance and effective protection.
13. A economizer is optional and possible to save 10% fuel and decrease noise 20dB.
14.Applicable fuels: gas, oil, dual fuel.
| WNS Series Main Technical Paramters of Horizontal Gas/Oil/Dual fuel Steam Boiler (3 pass, wet back, fire tube) |
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| WNS0.5 | WNS1 | WNS1.5 | WNS2 | WNS3 | WNS4 | WNS5 | WNS6 | WNS8 | WNS10 | WNS15 | WNS20 |
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| Thermal capacity(BHP) | 35 | 70 | 105 | 140 | 210 | 280 | 350 | 420 | 560 | 700 | 1050 |
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| Rated steam evaporation(t/hr) | 0.5 | 1 | 1.5 | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 15 | 20 |
| Rated steam pressure(Mpa) | 0.7/1.0/1.25 |
| Rated water supply(ºC) | 20 105 |
| Applicable fuel | light oil/diesel oil/heavy oil/furnace oil/natual gas/LPG/city gas/dual fuel |
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| Fuel consumption (no economizer) | light oil/diesel(kg/hr) | 34 | 68 | 103 | 124.2 | 186.3 | 248.4 | 310 | 350.2 | 467 | 586 | 879.3 | 1175 |
| heavy oil(kg/hr) | 34.8 | 69.7 | 105.5 | 127.2 | 190.8 | 254.4 | 317 | 358.6 | 478 | 600 | 900 | 1203 |
| Natural gas(Nm3/hr) | 40.6 | 81.9 | 124.1 | 149.6 | 224.4 | 299.3 | 373 | 421.9 | 563 | 706 | 1059 | 1416 |
| LPG(Nm3/hr) | 14.5 | 29 | 44 | 53 | 79.5 | 106 | 132 | 149.4 | 199 | 250 | 375 | 501 |
| City gas(Nm3/hr) | 91.6 | 183 | 277.7 | 334.7 | 502 | 669.4 | 835 | 994 | 1258 | 1579 | 2369 | 3166 |
| Thermal efficiency% (not incl economizer/incl.economizer) | 90(90) | 90(94) | 90(94) | 90(94) | 90(94) | 90.6(94.1) | 90.8(94.2) | 90.7(94.2) | 91(94.3) | 91.1(94.6) | 91(94.6) | 91.3(94.6) |
| Electricity consumption | heavy oil(kw) | 6.67 | 7.4 | 13.6 | 19.2 | 23.6 | 26.2 | 27.7 | 39.9 | 46.1 | 58 | 86.5 | 112 |
| other fuel(kw) | 2.05 | 2.5 | 4.8 | 6.2 | 10.5 | 13 | 17.5 | 19.5 | 21.5 | 32 | 45 | 60 |
| Voltage applicable | 3/380/50(standard); 3/440/60;3/220/60;3/400/60 (optional) |
| Heating surface (m2) (not incl. economizer) | 12.9 | 26.6 | 49.2 | 51.3 | 75.9 | 96 | 132.4 | 138.8 | 179.1 | 234.4 |
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| Wate volume(m3) | 1.5 | 4.5 | 5.3 | 5.5 | 6.3 | 7.8 | 8.7 | 9.1 | 12.7 | 20.4 | 28.7 | 41.4 |
| Net weight(kg) | 2.9 | 5.3 | 6.8 | 6.9 | 9.8 | 11.2 | 13.1 | 14.9 | 21.5 | 26.1 | 34.8 | 52.8 |
| Dimensions(mm) | 3064*2173*1694 | 3319*2565*2156 | 3661*2660*2484 | 3791*2660*2484 | 4340*2860*2880 | 5090*2860*2880 | 5291*2930*2916 | 5491*3065*2916 | 6090*3460*3218 | 6790*3460*3418 | 8400*4180*3840 | 8980*4430*3900 |
FAQ
Q1: Where is your company?
A1: We are located in Guangzhou which is famous for international business and worldwide renowned Canton fair is held twice each year, it's the nearer and less cost to reach ports of Southeast Asia, Africa, Middle East, South America, Oceania and Europe.
Q2: What is the Warranty for the boilers?
A2: You will get eighteen months (18) warranty counting from the date of shipment or fourteen (14) months from the date of commissioning, whichever is earlier.
Q3: How about the installation and commissioning?
A3: We'll specify the service clause for installation and commissioning in details. Generally, our products can be handled by end-users themselves with our documents provided or internet online assistance. However, our service team members also are available for travelling upon request from customers.
Q4: What's the production lead time for delivery?
A4: For our standard products, usually it will take about 35-45 days for pressure boilers, and 25-30 days for non-pressure boilers. For non-standard products, time will be different subject to the specifications of pressure, electricity, fuel, capacity, etc.
Q5: What about your payment term?
A5: Our terms of payment is very flexible, we can discuss and meet your requirement. However, TT is the most welcome term and it has the priority to the price discount.
Q6: What kind of documents will be provided?
A6: Our documents include English instruction manuals, conformity certificate, drawings, manufacturing data, etc. More detailed documents can be provided upon request.
Q7: What's your MOQ?
A7: Only 1 set, if you have more than that, you will get a more favorable price.
Q8: How's the packaging & shipping
A8: For metal products like boiler body, steam header, tank, etc, they will be packed by stretch film; for accessories, they will be packed in wooden cases or carton boxes. We can handle all shipments including standard container, open top container, flat container, bulk carrier, etc. Because of big dimensions, not all boilers can be loaded into standard containers. For gas/oil boilers, bigger than 5 ton/hr or 3.5 MW can't be loaded into standard container.
Devotion Machineries Co. Limited (hereinafter referred as Devotion), is dedicated in fabricating and R & D of industrial and commercial boilers, with a wide product range of oil/gas fired steam/hot water boilers, electric steam/hot water boilers, thermal oil boilers, solid fuel steam/hot water boilers as well as all types of pressure vessels.
Devotion is a holder of class B boiler manufacturing license, class A steam generator manufacturing license in oil field, D1 & D2 pressure vessel manufacturing license and class 2 boiler installation license. Devotion has state-of-the-art fabricating & testing facilities, complete quality management system, world-wide sales and after sales network. For last 15 years, Devotion sales revenue and technological innovation achievements are ranking the top in boiler industry. In addition, we are one of pioneers in obtaining certificates of ISO9001, ISO14001, ASME, GOST, etc in boiler industry.
Devotion has got numbers of honors such as grade A Taxpayer, AAA class creditable company, municipal big taxpayer, provincial big taxpayer, 2007 Guangzhou Excellent Foreign Investment Enterprise, etc. Its products also have been awarded titles of 2008 national environment- friend promoting products, energy-saving products of Industrial Boiler Association, etc. DEVOTION trademark is a famous brand of Guangzhou.
Devotion products have been sold to every corner of China and also exported to worldwide countries. For the time being, there are more than 10, 000 Devotion brand end users of hotels, schools, hospitals, petroleum and industrial plants in the chemical, textile, power plant, smelting, automobile, tobacco, food, brewing sectors and so on. In the mean time, Devotion products have been batch sold to many departments of central government, national embassies worldwide; Five-star hotels like Sheraton, Hilton, Marriott, etc; Chain hotels like Jinjiang Inn, Hanting, etc; Top global 500 enterprises such as Coca Cola, P&G, Toyota, etc; Famous domestic enterprises such as Dongfang Steam Turbine Works, Liaohe Oilfield, Foxconn, etc; Renowned real estate companies such as Wanda, Country Garden, Chateau Star River, etc; Reputable universities such as Tsinghua University, Beijing University and so on.
Devotion's products also have been well sold to Europe, Africa, Middle East, Southeast Asia, South America and so on. It's more than 60 countries. It's one of leading exporters in China boiler industry.
