Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-50: Examinations and measurements - Crosstalk for optical spatial switches

Electrical accessories. Circuit-breakers and similar equipment for household use. Auxiliary contact units
Edition 1999-10-15

Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (rccb'S). Part 2-1 : applicability of the general rules to rccb'S functionally independent of line
Edition 1995-04-01

Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (rcbo'S). Part 2-1 : applicability of the general rules to rcbo'S functionally independent of line the voltage
Edition 1995-04-01

Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (rccb'S). Part 2-1 : applicability of the general rules to rccb'S functionally independent of line
Edition 1998-08-01

Aerospace series - Circuit breakers - Technical specification
Edition 2023-04-15

Static transfer systems (STS). General and safety requirements
Edition 2005-05-23

Electrical accessories. Circuit-breakers for overcurrent protection for household and similar installations. Circuit-breakers for a.c. and d.c. operation
Edition 2021-11-17

Specification for electrically operated automatic gas shut-off valves fitted with throughput adjusters, proof of closure switches, closed position indicator switches or gas flow control
Edition 1991-09-30

Power Circuit Breakers up to 1000 V AC and 1500 V DC Used in Enclosures
Edition 2022-08-08