Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148.5 Khz - Immunity requirements for mains communications equipment and systems operating in the range of frequencies 3 kHz to 95 kHz and intended for use by…1 Scope This standard applies to electrical equipment using signals in the frequency range 3 kHz to 95 kHz to transmit or receive information on low voltage electrical systems, for electricity suppliers and distributors. In the case of equipment which includes functions other than the transmission or reception of information on low voltage electrical supplies, this standard applies only to that part of the equipment intended for such transmission or

What is BS EN 13157 - Hand powered cranes about

Overall BS EN 50131-2-7-3 ensures that the glass break detectors offer adequate tamper security and immunity to false alarm sources

The object of this standard is to specify the performance characteristics of equipment used in digital communicator systems to ensure their suitability for use with and compatibility with different applications

To show compliance with this part of BS EN ISO 22442

One of the primary goals of UML is to advance the state of the industry by enabling object visual modeling tool interoperability

What is PD CEN/TS 17158 – Wood-plastic composites and natural fibre composites about

DD CEN/TS 15901-6 is a technical Specification which describes a method for determining the wet-road skid resistance of a surface by measurement of the sideway force coefficient SFCS

It is essential to have access to reliable guidelines which help in safe

an item is qualified as nonconforming when its measured quality characteristic x satisfies one of the following inequalities:

003 ng WHO-TEQ/m3 up to 4

The method is applicable to ores containing between 0

It is not applicable to general-purpose air compressors