FAQs
IEC 60874-1:1987
Connectors for optical fibres and cables - Part 1: Generic specification
IEC 60874-1:1986
IEC 60872:1987
Marine automatic radar plotting aids (ARPA) - Operational requirements - Methods of testing and...
IEC 60865:1986
Calculation of the effects of short-circuit currents
IEC 60863:1986
Presentation of reliability, maintainability and availability predictions
IEC 60842:1988
Guide for application and operation of turbine-type synchronous machines using hydrogen as a...
IEC 60839-2-6:1990
Alarm systems. Part 2: Requirements for intruder alarm systems. Section Six: Passive infra-red...
IEC 60839-2-5:1990
Alarm systems. Part 2: Requirements for intruder alarm systems. Section Five: Microwave Doppler...
IEC 60839-2-4:1990
Alarm systems. Part 2: Requirements for intruder alarm systems. Section Four: Ultrasonic...