FAQs
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...
IEC 60839-2-2:1987
Alarm systems. Part 2: Requirements for intruder alarm systems. Section Two: Requirements for...
IEC 60839-1-4:1989
Alarm systems. Part 1: General requirements. Section Four: Code of practice
IEC 60839-1-2:1987
Alarm systems. Part 1: General requirements. Section Two: Power units, test methods and...