IEC 60834-2 : 1.0

PERFORMANCE AND TESTING OF TELEPROTECTION EQUIPMENT OF POWER SYSTEMS - ANALOGUE COMPARISON SYSTEMS

International Electrotechnical Committee

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FOREWORD Clause SECTION 1: GENERAL 1.1 Scope and object 1.2 Normative references 1.3 Service conditions     1.3.1 Ambient conditions     1.3.2 Supply voltage with battery operation     1.3.3 Supply voltage with a.c. mains operation     1.3.4 Storage conditions 1.4 Telecommunication system used SECTION 2: TERMINOLOGY SECTION 3: CHARACTERISTIC OF ANALOGUE COMPARISON            TELEPROTECTION SCHEMES 3.1 Arrangement of teleprotection schemes and their     associated interfaces 3.2 Teleprotection operating time 3.3 Protection operating time SECTION 4: REQUIREMENTS 4.1 General equipment interface requirements     4.1.1 Insulation levels     4.1.2 Impulse withstand level     4.1.3 High frequency disturbance level     4.1.4 Specific requirements for interface between           separate protection equipment and teleprotection           equipment 4.2 Specific power supply requirements     4.2.1 Power supply variations     4.2.2 Interruptions     4.2.3 Reflected noise     4.2.4 Reverse polarity 4.3 Operational requirements     4.3.1 Overall protection requirements     4.3.2 Monitoring and alarms SECTION 5: METHODS FOR PERFORMANCE TESTING 5.1 General equipment interface tests     5.1.1 Insulation tests     5.1.2 Impulse withstand test     5.1.3 High frequency disturbance test 5.2 Specific power supply tests     5.2.1 Power supply variations     5.2.2 Interruptions     5.2.3 Reflected noise     5.2.4 Reverse polarity 5.3 Teleprotection system performance tests     5.3.1 General     5.3.2 Procedure     5.3.3 Reference condition     5.3.4 Current control, monitoring and settings     5.3.5 Application of noise to teleprotection channel     5.3.6 Dependability     5.3.7 Security 5.4 Checking alarm functions Figures ANNEXES A Types of analogue comparison protection systems and   associated teleprotection schemes B The binary symmetric channel (BSC) model C Bibliography

Abstract

Applies to narrowbank and widebank teleprotection systems used to convey analogue information about the primary quantities such as phase or phase and amplitude.