International Electrotechnical Commission
Glossary

ENnormal operation 
conditions under which the machine is operated in normal use

It denotes the operation at rated flow and rated pressure with the appropriate nozzle and hose line fitted, all strainers and filters in a clean operating condition and the unloader valve set to the rated pressure. The water heater, if fitted, is operated at maximum power. Electric motor driven machines are supplied at rated voltage.

Socket outlets for accessories are loaded with a resistive load in accordance with the marking.

The burner is operated at rated power. Machines designed for operation at more than one rated power setting are additionally tested at the most disadvantageous power.

On machines designed for use with a flue pipe, a section of flue pipe is attached to the machine. Flue gas determinations are taken in this flue pipe.

The draught is adjusted as recommended in the instructions.


TC/SC:61JTerms     Info     Publications
Published in:IEC 60335-2-79, ed. 3.0 (2012-02) Terms     Info
Reference number:3.1.9

© Copyright 2024 IEC, Geneva, Switzerland. All rights reserved