Ethos 70-130KW

 

Ethos 70-130KW wall mounted boiler

Designed and manufactured in the UK the Ethos stainless steel wall mounted boiler range has been developed to meet the requirements of today’s commercial buildings. The unsurpassed premix burner modulation of 10 > 1, integral shunt pump and ease of installation ensures the Ethos range is the first of its kind to exceed industry expectations.

The Ethos wall mounted boiler range offers individual outputs from 70-130kW and multiple outputs to 780kW all with onboard boiler cascade control.

 

Features

Benefits

Available in 70, 90, 110 and 130kW models  Installation options allowing  7 – 780kW
10 > 1  burner modulation Seasonal efficiency in excess of 96%
Stainless steel heat exchanger  5 year heat exchanger warranty
Integral boiler shunt pump   Can operate upto a ∆t of 35⁰C
Onboard boiler cascade control Boiler load evenly matched
Sealed combustion air system    < 48 dba

  

"Unsurpassed premix burner modulation of 10 : 1"

 

 

 
 
 

TECHNICAL DATA

General
 
Model   Ethos 70 Ethos 90 Ethos 110 Ethos 130
 
Dimensions (Height x Width x Depth) mm 905 x 530 x 475 905 x 530 x 675
Water Content of Appliance litre 7.0  8.8 10.7 12.4
Weight (Empty) kg 67 91 102 116
Flow/Return Connections BSP ¾”

1¼”

1¼" 1¼"
Gas Connection BSP ¾” ¾" ¾" ¾"
Flue Connection mm 80 100 100 100
Air Supply Connection mm 80 100 100 100
Concentric (Optional) mm 80/125 110/150 110/150 110/150
Power Consumption W 370 370 370 420
Electrical Supply V 230 230 230 230
Frequency Hz 50 50 50 50
Fuse Protection A 6 6 6 6
Maximum Fan Speed RPM 6600 6200 6750 6200
Minimum Fan Speed RPM 1000 900 900 950
 
Heating Performance
 
Nominal Heat Input (Nett) kW 7.0 - 70.0 9.0 - 90.0 11.0 - 110.0 13.0 - 130.0
Nominal Heat Output at 80/60°C kW 6.8 - 68.4 8.8 - 87.5 10.7 - 106.9 12.8 - 127.7
Nominal Heat Output at 50/30°C kW 7.7 - 76.8 9.7 - 97.2 11.9 - 118.8 14.0 - 140.4
Maximum Gas Consumption (G20) m3/hr 7.4 9.4 11.5 13.6
Maximum Gas Consumption (G25) m3/hr 8.6 10.9 13.4 15.8
Maximum Gas Consumption (G31) m3/hr 2.9 3.7 4.5 5.3
 
Technical Data
 
Flue Gas Dew Point °C 52 52 52 52
Flue Temperature at 80/60°C (at ambient temperature of 20°C) °C 75 75 75 75
Flue Material Temperature Class   T120 T120 T120

T120

Permitted Maximum Resistance of Flue System* Pa 140* 140*

200*

200*
Condensation pH Value   3.0 -5.5 3.0 -5.5 3.0 -5.5

3.0 -5.5

Maximum CH Flow Temperature °C 90 90 90 90
CH Water Pressure (Min/Max) Bar 0.5 - 4.0 0.5 - 6.0 0.5 - 6.0

0.5 - 6.0

Minimum/Maximum Gas Pressure (G20) mbar

17 - 20

17 - 20 17 - 20 17 - 20
Minimum/Maximum Gas Pressure (G25) mbar

17 - 20

17 - 20 17 - 20 17 - 20
Minimum/Maximum Gas Pressure (G31) mbar

30 - 50

30 - 50 30 - 50 30 - 50
 
Environmental Data
 
Flue Gas CO2 Content (G20) % 8.4 8.4 8.4 8.4
Flue Gas CO2 Content (G25) % 8.4 8.4 8.4 8.4
Flue Gas CO2 Content (G31) % 9.5 9.5 9.5 9.5
NOx Levels mg/kW 33.0 33.0 33.0 33.0
Maximum Efficiency (Nett Non Condensing) % 97.7 97.2 97.2 98.2
Maximum Efficiency (Nett Condensing) % 109.7 108.0 108.0 108.0
Seasonal Efficiency % 96.79 95.46 95.46 95.63

* With this resistance value the heat output will remain within the specications indicated on the dataplate; if the resistance is higher, the heat output will drop.

 

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