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ENA-UK
ENA ER P24 : ISSUE 1 ADD 1 1990

ENA ER P24 : ISSUE 1 ADD 1 1990

Current

Current

The latest, up-to-date edition.

AC TRACTION SUPPLIES TO BRITISH RAIL

Published date

12-01-2013

Publisher

Energy Networks Association (UK)

1 INTRODUCTION
2 RAILWAY SYSTEMS
3 TYPES OF SUPPLY POINT
4 LOAD ESTIMATING
5 STANDARDS OF SECURITY
6 NATURE OF TRACTION CURRENT
7 DISTURBANCE LIMITS
8 SYSTEM DISTURBANCE ESTIMATION
9 REDUCTION OF DISTURBANCES
10 EQUIPMENT
11 EARTHING
12 PROTECTION
13 SYSTEM MONITORING
14 OPERATIONAL SAFETY ASPECTS
APPENDIX A - IDENTIFICATION OF WORST
  DISTURBANCE TIMES
APPENDIX B - HARMONIC AND UNBALANCE
  STUDY DETAILS
APPENDIX C - PHASE BALANCING
APPENDIX D - REFERENCES

Specifies the procedure to be adopted when providing supplies to British Rail. Covers load estimating, standards of security, disturbance limits, system disturbance estimation and methods of reduction. Also covered are equipment details, earthing and protection arrangements and operational safety. A more recently published addendum covers limits for negative phase sequence voltages.

DocumentType
Standard
PublisherName
Energy Networks Association (UK)
Status
Current

ENA ER G12 : ISSUE 4 AMD 1 2015 REQUIREMENTS FOR THE APPLICATION OF PROTECTIVE MULTIPLE EARTHING TO LOW VOLTAGE NETWORKS
ENA ER P29 : ISSUE 1 1990 PLANNING LIMITS FOR VOLTAGE UNBALANCE IN THE UK FOR 132KV AND BELOW

ENA ER G38-1 : ISSUE 1 1985 OPERATIONAL PROCEDURE ASSOCIATED WITH ELECTRICITY SUPPLIES FOR TRACTION PURPOSES ON AC AND DC ELECTRIFIED LINES
ENA ER G12 : ISSUE 4 AMD 1 2015 REQUIREMENTS FOR THE APPLICATION OF PROTECTIVE MULTIPLE EARTHING TO LOW VOLTAGE NETWORKS
ENA ER S5-1 : ISSUE 1 AMD 2 1970 EARTHING INSTALLATIONS IN SUBSTATIONS
ENA ER P16 : ISSUE 1 1975 EHV OR HV SUPPLIES TO INDUCTION FURNACES
ENA ER P18 : ISSUE 1 1978 COMPLEXITY OF 132 KV CIRCUITS

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