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IEC
IEC TS 60255-216-1:2025
En Vigor
2025-08-11
Measuring relays and protection equipment - Part 216-1: Digital
interface - General requirements and tests for protection functions
using digital communication as input and output
IEC
IEC 63522-21:2025
En Vigor
2025-08-11
Electrical relays - Tests and measurements - Part 21: Thermal endurance
IEC
IEC TR 62839-1:2025
En Vigor
2025-08-08
Environmental declaration - Part 1: Communication wires and cables -
Product specific rules
IEC
IEC TS 62586-3:2025
En Vigor
2025-08-08
Power quality measurement in power supply systems - Part 3: Maintenance
tests, calibration
