Medical electrical equipment - Particular requirements for the basic safety and essential performance of ultrasonic physiotherapy equipment201. 1 Scope, object and related standards Clause 1 of the general standard1) applies, except as follows: 201. 1. 1 Scope Replacement: This International Standard applies to the basic safety and essential performance of ultrasonic physiotherapy equipment as defined in 201. 3. 216, hereafter referred to as me equipment. This standard only relates to ultrasonic physiotherapy equipment employing a single plane unfocused circular transducer per treatment

BS 978-1 on involute spur and helical gears specification is useful for:

The object of this standard is to define the tests and the relevant testing methods for determining the performance characteristics of the radiographic inspection systems

What is BS 7334-1 - Building construction accuracy in use theory about

thus ensuring that the additives and materials used in PVC plastics meet the necessary performance requirement

Different sample sizes are given depending on whether or not the production is controlled according to EN 326-2

For gaseous fuels heavier than air additional considerations may be necessary

It also specifies acceptance criteria based on the test results

A rectifier is a special type of diode that converts alternating current (AC) into direct current (DC)

it aims to bring the following advantages to those that adopt it:

It specifies requirements for setting up and managing an effective Business Continuity Management System (BCMS) for any organization

Why should you use ISO 13385‑1 - Design and metrological characteristics of callipers

and the last one is devices for signalling or for actuating electromechanics which switch ores according to their grade classes to various storage bins or areas