DD IEC TS 62257-9-1 : DRAFT 2008

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 General
   4.1 Boundary of a micropower plant
   4.2 Composition of a micropower plant
   4.3 General functional layout of a micropower plant
5 Design
   5.1 Design criteria
   5.2 Power generation mix
        5.2.1 General
        5.2.2 Internal combustion generator sets
   5.3 Electrical design
        5.3.1 System voltage selection
        5.3.2 Interconnection of generators
   5.4 Mechanical and civil works
        5.4.1 Civil works
        5.4.2 Technical room
        5.4.3 Battery room
        5.4.4 Specific requirements
6 Safety issues
   6.1 Electrical issues
        6.1.1 General
        6.1.2 Specific requirements
   6.2 Mechanical issues
   6.3 Thermal and fire issues
   6.4 Noise issues
   6.5 Access security
7 Erection of equipment
   7.1 Siting
        7.1.1 Photovoltaic array
        7.1.2 Wind turbine
        7.1.3 Micro-hydro turbine
        7.1.4 Generator set
        7.1.5 Technical room
   7.2 Equipment installation
        7.2.1 Mechanical
        7.2.2 Electrical
8 Acceptance process
   8.1 General
   8.2 Phase 1: Preparation
   8.3 Phase 2: Documentation
   8.4 Phase 3: Commissioning
        8.4.1 Step 1: Evaluation of the conformity of the
               installed system with the accepted design
        8.4.2 Step 2: Evaluation of qualification of the
               installation
        8.4.3 Step 3: Preliminary tests
        8.4.4 Step 4: Performance testing
   8.5 Phase 4: Agreement
   8.6 Commissioning records
9 Operation, maintenance and replacement
10 Marking and documentation
   10.1 Marking
        10.1.1 Information for emergency services
        10.1.2 Information for maintenance
        10.1.3 Information for batteries
        10.1.4 Information for sockets
        10.1.5 Signs
   10.2 Documentation
Annex A (informative) - Selectivity of protection
Annex B (informative) - Risk assessment of lightning stroke
Annex C (normative) - Voltage domains
Annex D (informative) - Battery room
Annex E (informative) - Energy fraction calculations
Annex F (informative) - Noise control
Annex G (informative) - Commissioning record sheet (examples)
Bibliography

Pertains to a micropower plant which is the electric energy generation subsystem associated with a decentralized rural electrification system.