• Twelve boiler outputs ranging from 819kW to 1460kW making it suitable for larger applications
  • Fully integrated control system to maintain optimum performance
  • Oil fired, natural gas, LPG and dual fuel options for flexible siting
  • Commissioning and erection services available to you support you throughout the project

View product specification

When clicked this will open the product specification in PDF format.

 

Specification

Model    14-810  15-870  16-930 17-990  18-1055 19-1100 20-1160  21-1220 22-1280 23-1340 24-1400  25-1460 
Performance  Fuel
Output @ 80 / 60oC NG kW 810 870 930 990 1055 1100 1160 1220 1280 1340 1400 1460
Input (Net) Maximum NG kW 890.4 966.7 1024.3 1093.1 1147.3 1216.3 1267.8 1335.5 1403.7  1464.3 1543.3 1595.1
Output @ 80 / 60oC Oil kW 812 870 928 986 1044 1102 1160 1218 1276 1334 1400 1450
Input (Net) Maximum Oil kW 890.4 966.7 1024.3 1093.1 1147.3 1216.3 1267.8 1335.5 1403.7 1464.3 1543.3 1595.1
Efficiency Value  (%)  
Efficiency gas % Gross 84..23 84.91 84.26 84.33 84.55 84.48 84.73 84.53 84.34 84.64 84.97 84.48
Efficiency oil  % Gross  87.6 88.3  87.6 87.7 87.9 87.9 88.1 87.9 87.9 88 88.4 87.8
Gas
Gas Consumption (NG) m3/h 84 91.2 96.6 103.1 108.2 114.7 119.6 126 132.4 138.1 145.6 150.5
Oil Consumption (35 - sec) Kg/h 75.5 81.9 86.8 92.6 97.2 103.1 107.4 113.2 119 124.1 130.8 135.2
Inlet Gas Pressure (NG G20) m/bar

Dependent on Burner

Gas Connection Size inch

Dependent on Burner

Gas Connection Type  

Dependent on Burner

Flue
Flue Gas Volume - Gas kg/h 1450 1550 1650 1760 1860 1960 2070 2170 2270 2380 2480 2580
Flue Gas Volume - Oil (35 sec) kg/h 1380 1480 1580 1670 1770 1870 1970 2070 2170 2260 2360 2460
Flue Gas Temperature oC

<190

Max Flue Gas Pressure @ Outlet

m/bar

0

Min Flue Gas Pressure @ Outlet  

-0.05

Hydraulic
Water Flow Rate @ 11oC ΔT m3/h 63.5 68 72.5 77.1 81.6 86.1 90.7 95.2 99.7 104.3 109.4 113.3
Water Flow Rate @ 20oC ΔT m3/h 34.9 37.4 39.9 42.4 44.9 47.4 49.9 52.4 54.9 57.4 60.2 62.3
Hydraulic Resistance @ 11oC ΔT kPa 67.2 77.6 26.2 30.2 35.8 41.4 48 53.6 59.2 64.8 71.6 78.4
Hydraulic Resistance @ 20oC ΔT kPa 16.8 19.4 6.5 7.6 9 10.4 12 13.4 14.8 16.2 17.9 19.6
Water Content Litres 655 693 731 769 807 845 905 943 981 1019 1057 1095
Flow & Return Connection Size mm 139.7 139.7 139.7 139.7 159 159 159 159 159 159 159 159
Flow & Return Connection Type

Welded

Flue Connection Size mm

400

400

400

400

400

400

400

Plain Plate, requires cutting

Max Boiler Operating Pressure bar

6

Min Boiler Operating Pressure bar

1

Maximum Flow Temperature oC

90

General
Appliance Dry Weight Kg 3171 3364 3561 3756 3955 4124 4343 4538 4734 4930 5107 5297
Dimension W x D x H mm 1172 x 2538 x 1805 1172 x 2649 x 1805 1172 x 2760 x 1805 1172 x 2871 x 1805 1172 x 3071 x 1805 1172 x 3128 x 1805 1172 x 3279 x 1802 1172 x 3390 x 1805 1172 x 3501 x 1804 1172 x 3612 x 1805 1172 x 3723 x 1805 1172 x 2834 x 1805
NOx Level (Dry @ 0% O2) mg/kWh

 Dependent on Burner

CO2 Content - Natural Gas %

 9.5

CO2 Content - Oil %

13

Noise Levels @ 1 metre from unit dB(A)

Dependent on Burner

High Level Ventilation* (BS 6644) cm2  1781 1933 2049 2186 2295 2433 2536 2671 2807 2929 3087 3190
Low Level Ventilation* (BS 6644) cm2 3562 3866 4098 4372 4590 4866 5072 5342 5614 5858 6174 6380
Electrical
Power consumption W

Dependent on Burner

Nominal supply voltage V / Hz

230 v 1 Ph 50 Hz

 

floor standing boiler

Dimensions and clearance measurements for all models of the NXR5i are featured in the tables below.

If you can't find the information you are looking for, you may find it within the product literature.

If you would like to speak to your local Area Sales Manager, please complete the online form within the enquiry tab.

 

Dimensions

 

NXR5i 14-812 15-870 16-928 17-986 18-1044 19-1102 20-1160 21-1218 22-1276 23-1334 24-1400 25-1450
A Width 1172 1172 1172 1172 1172 1172 1172 1172 1172 1172 1172 1172
B Height 1805 1805 1805 1805 1805 1805 1805 1805 1805 1805 1805 1805
C Depth 2538 2649 2760 2871 3017 3128 3279 3390 3501 3612 3723 3834

 

Clearances

 

NXR5i 14-812 15-870 16-928 17-986 18-1044 19-1102 20-1160 21-1218 22-1276 23-1334 24-1400 25-1450
1 Front 1500 1500 1500 1500 1500 1500 1500 1500 1500 1500 1500 1500
2 L Hand 500 500 500 500 500 500 500 500 500 500 500 500
3 Top 600 600 600 600 600 600 600 600 600 600 600 600
4 Back 300 436 436 656 656 656 936 936 936 1266 1266 1266
5 R Hand 500 500 500 500 500 500 500 500 500 500 500 500

 

Learn more about the NXR5i by downloading our product literature.

Download CAD files for this product using the links below. To access CAD files you will need the correct software installed to allow you to open .dwg files such as AutoCAD

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