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Measuring relays and protection equipment - Part 127: Functional requirements for over/under voltage protection
90.93
Standard confirmed
Electrical relays - Part 13: Biased (percentage) differential relays
60.60
Standard published
Measuring relays and protection equipment - Part 149: Functional requirements for thermal electrical relays
90.93
Standard confirmed
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
90.93
Standard confirmed
Measuring relays and protection equipment - Part 181: Functional requirements for frequency protection
90.93
Standard confirmed
Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformers
90.93
Standard confirmed
Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformers
60.60
Standard published
Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 1: Vibration tests (sinusoidal)
90.93
Standard confirmed
Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 2: Shock and bump tests
90.93
Standard confirmed
Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 3: Seismic tests
90.93
Standard confirmed
Electrical relays - Part 24: Common format for transient data exchange (COMTRADE) for power systems
90.93
Standard confirmed
Measuring relays and protection equipment - Part 26: Electromagnetic compatibility requirements
60.60
Standard published
Measuring relays and protection equipment - Part 26: Electromagnetic compatibility requirements
60.60
Standard published
Measuring relays and protection equipment - Part 26: Electromagnetic compatibility requirements
60.60
Standard published
Measuring relays and protection equipment - Part 27: Product safety requirements
60.60
Standard published
Measuring relays and protection equipment - Part 27: Product safety requirements
60.60
Standard published
Electronic fee collection - Pre-study on the use of vehicle licence plate information and automatic number plate recognition (ANPR) technologies (ISO/TR 6026:2022)
60.60
Standard published
Scales and sizes for plotting frequency characteristics and polar diagrams
60.60
Standard published
