Efficiency; Nox - Valor Inspire 600FS Installer And Owner Manual

4.2 Efficiency.

The efficiency of this appliance has been measured as specified in BS 7977 - 1 and
the results are as below :
Model
600RC & 600FS Inspire
800RC & 800RC Inspire
Gas
Natural Gas
The gross calorific value of the fuel has been used for this efficiency calculation.
The conversion of net efficiency to gross was achieved by multiplying the net
efficiency by the following conversion factor from Table E3 of SAP 2005, rounding
down to the nearest whole number.
4.3 NO
For NG the 'Weighted' result for these appliances equates to
©
GDC Group Ltd. AUG 2016
INSTALLER GUIDE
Efficiency % (Gross)
Conversion factor from net to gross efficiency
Page 12
68%
72%
0.901
NO x
Efficiency % (Net)
75%
80%
Class 4.