Automatic electrical controls - Particular requirements for timers and time switches not-for-sale and 20 % to 70

and 20 % to 70 % relative humidity)

NDT personnel

no validations exist and the user should assess the uncertainties of the power measurement and measurement system at the frequencies of operation

A guide is given in Annex B with regard to selection and use

Automatic electrical controls - Particular requirements for timers and time switches not-for-sale and 20 % to 70What is BS EN IEC 60730 2 7 about? BS EN IEC 60730 2 7 discusses timers and time switches. BS EN IEC 60730 2 7 specifies requirements for timers and time switches that operate an electric switch are controlled by the timing mechanism. Note 1: BS EN IEC 60730 2 7 applies to timers and time switches that use electricity, gas, oil, solid fuel, solar thermal energy, etc. or a combination thereof, including heating, air conditioning and similar