Nuclear power plants. Instrumentation important to safety Temperature sensors (in-core and primary coolant circuit). Characteristics and test methods

BS EN 61000-4-2 additionally defines ranges of test levels that relate to different environmental and installation conditions and establishes test procedures

— integral fanlights

and in four grades of accuracy

BS 4505-3 defines one method of error detection which satisfies a wide range of applications

Note2: ISO 18639‑4 does not cover protection for the head

BS EN 13564-3 is the third part of the BS EN 13564 series

The definitions related to generators

requirements and methods to prevent mechanical hazards of wire ropes of cranes by design and theoretical verification

These detailed symbols are not normally intended for drawings that use the functional symbols given in BS 1646‑1 and BS 1646‑2

It defines the conditions for the execution of welding procedure qualification tests and the limits of validity of a qualified welding procedure for all practical welding operations within the range of variables listed in clause 8

and some including the facility of computerization and automatic control

ISO/TS 21805 provides the design