NS EN 45510-6-2 : 1ED 1998

Foreword
1 Scope
2 Normative references
3 Definitions
    3.1 Organizational terms
    3.2 Technical terms
    3.3 General terms
4 Brief overall project description
    4.1 Role and organization of purchaser
    4.2 Site location
    4.3 Equipment task
    4.4 Equipment to be purchased
    4.5 Control and instrumentation
    4.6 Electrical supplies and other services
    4.7 Other interfaces
    4.8 Project programme
    4.9 Equipment identification systems
5 Extent of supply
6 Terminal points
7 Operational requirements
    7.1 Operating environment
    7.2 Manning levels
    7.3 Normal operation
    7.4 Operating hours
    7.5 Start-up and shut-down
    7.6 Abnormal conditions
    7.7 Further operational requirements
8 Life expectancy
    8.1 Design life
    8.2 Components requiring periodic maintenance
9 Performance
    9.1 Duty
    9.2 Performance
    9.3 Equipment margins
    9.4 Availability
    9.5 Levels of component redundancy
    9.6 Further performance requirements
10 Design and fabrication
    10.1 Specific equipment features
    10.2 Design justification
    10.3 Material selection
    10.4 Safety
    10.5 Interchangeability
    10.6 Fabrication methods
11 Maintenance requirements
    11.1 Planned maintenance
    11.2 Personnel safety
    11.3 Requirements for access
    11.4 Lifting requirements
    11.5 Special tools
    11.6 Test equipment
    11.7 Spare parts technology
    11.8 Special precautions
12 Technical documentation requirements
    12.1 Tender documentation
    12.2 Contract documentation
13 Applicable legislation, regulations, standards and
    further requirements
    13.1 Legislation and regulations
    13.2 Standards
    13.3 Further requirements
14 Evaluation criteria
    14.1 General
    14.2 Technical criteria
15 Quality measures
    15.1 General
    15.2 Approvals procedure
    15.3 Inspection requirements
    15.4 Non-conformity
16 Site factors
    16.1 Access
    16.2 Facilities
    16.3 Site specific requirements
17 Verification of specified performance
    17.1 General
    17.2 Works tests
    17.3 Tests during installation and commissioning
    17.4 Technical conditions for trial run
    17.5 Functional and performance tests
Annex A (informative) Bibliography

Provides guidance on writing the technical specification for procuring feedwater heaters to be used in electricity generating stations. Does not apply to equipment to be used in the nuclear reactor plant area of nuclear power stations.