IEC 61559:1996
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Radiation in nuclear facilities - Centralized system for continuousmonitoring of radiation and/or levels of radiactivity
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
05-26-2009
English - French
11-06-1996
FOREWORD
SECTION 1: GENERAL
Clause
1.1 Scope and object
1.2 Normative references
1.3 Degrees of requirements
1.4 Terminology
1.4.1 Manufacturer and purchaser
1.4.2 Category "C" classification
1.4.3 Detector subassembly (DA)
1.4.4 Processing unit (PU)
1.4.5 Alarm unit (AU)
1.4.6 Central computer; centralizer (CC)
1.4.7 Monitoring unit (MU)
1.5 Test nomenclature
1.5.1 Qualification tests
1.5.2 Acceptance test
SECTION 2: DESIGN REQUIREMENTS
2.1 General remarks
2.1.1 Introduction
2.1.2 Safety classification
2.1.3 System configuration
2.1.4 Location of detector subassemblies
2.2 Design requirements for the subassemblies
2.2.1 Detector subassembly
2.2.2 Processing unit
2.2.3 Alarm units
2.2.4 Centralizer (central computer)
2.2.5 Checking normal operation of the equipment
2.2.6 Power supply requirements
SECTION 3: TEST PROCEDURES
3.1 Test requirements
3.1.1 General
3.1.2 Test performed under standard test conditions
3.1.3 Test performed with variation of influence
quantities
3.2 Test procedures for the detection subassembly
3.3 Test procedures for the monitoring unit
3.3.1 Alarm trip range
3.3.2 Equipment failure alarms
3.3.3 Alarm response time and stability
3.4 Test procedures for the centralizer (central computer)
3.4.1 Individual tests of access channels
3.4.2 Whole tests of access channels
3.5 Test procedures for effects of power supply and
environmental variations
3.5.1 Power supply variations
3.5.2 Power supply variations (interruptions and
transients)
3.5.3 Ambient temperature and humidity
3.5.4 External electromagnetic fields
3.5.5 External magnetic fields
SECTION 4: DOCUMENTATION
4.1 Report on type testing
4.2 Certificate
4.3 Operating and maintenance manual
Tables
Figures
Annexes
A Selection of a measuring unit
B Guidance on location of detector subassemblies
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