WNS Series Hot Water Boiler

WNS hot water boiler adopts reasonable design of the heating surface to reduce the exhaust gas temperature to below the water vapor dew point temperature, make full use of the latent heat of vaporization of water vapor, and cooperate with the ultra-low nitrogen burner, which has the advantages of high thermal efficiency and energy saving.

Rated Power

0.7 - 14 MW

Working Pressure

0.7 - 2 MPa

Thermal Efficiency

98%

Available fuel:

natural gas, coke oven gas, biogas, LPG, diesel oil, etc.

Available industries:

central heating, hospitals, hotels, schools, etc.

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Introduction

Parameters

Service Process

Online Message

Introduction

WNS hot water 1 WNS hot water 2 WNS hot water 3 WNS 通用 4

Parameters

Model			WNS1.4	WNS2.1	WNS2.8	WNS4.2	WNS5.6	WNS7.0
Rated Power		MW	1.4	2.1	2.8	4.2	5.6	7.0
Rated Water Pressure		MPa	1.0/1.25/1.6
Rated Inlet / Outlet Water Temperature		℃	70/95
Applicable Fuel		/	Natural Gas/LPG/Diesel Oil
Fuel Consumption	N.gas	Nm³ /h	151.4	227.8	303.7	457	607.3	726
	LPG	Nm³ /h	53.7	80.6	107.4	161.9	215	266.8
	Diesel Oil	kg/h	126	189.1	252.1	379.5	504	625.4
Thermal Efficiency		%	93%（not including economizer）/ 96%（including economizer）/98%（including economizer,condenser）
Power Consumption		Kw	4	6.5	9	12	13.5	21
Voltage		V	380/50Hz(CN)，240/60Hz(US)，220/60Hz(PH)
Gross Weight		T	6.8	9.1	11.8	15.9	20.2	29.1
Water Volume		m³	4.3	6.4	8.1	11.1	15.4	19.1
Boiler Back Pressure		Pa	559	737	794	915	1154	1245
NOx Emission Value		/	≤150mg/Nm³ / ≤80mg/Nm³ / ≤30mg/Nm³
Size	L	mm	4023	4435	5400	5638	6668	7280
	W	mm	1840	2028	2200	2393	2596	2736
	H	mm	2204	2434	2670	2772	2956	3254

* The above parameters can be changed without prior notice. If there is any change, the actual product shall prevail.

* The low-level calorific value of fuel in the table is calculated according to the following values: Light diesel oil: 42875kJ/kg (10240kcal/kg); Natural gas: 35590kJ/Nm3 (8500kcal/Nm3) ; LPG: 100488kJ/Nm3 (24000kcal/Nm3)* The above parameters can be changed without prior notice. If there is any change, the actual product shall prevail.

* Devotion can customize other special specifications and models according to user requirements.

Service Process

Project Design

According to different need, we provide different system transformation plans of boiler room and maximize the user's benefits.

Pre-sales Technical Support

Devotion makes detailed technical talk with users, optimizes the possible problems, and ensures the better implementation of the project.

Installation and Commissioning Guide

Devotion supports user on-site check according to the inspection list and arranges technical guide of installation and commissioning, and conducts technical training.

After-sales Service

After getting service notification, Devotion will respond quickly. If the e-mail or video communication is not helpful, a technician can be arranged to the site.