1.0 Overview
1.1 Scope
1.2 Purpose
2.0 References
3.0 Basic Considerations
3.1 Capacitor unit capabilities
3.2 Arrangement of capacitor units
3.3 Capacitor bank design
3.4 Overvoltage on remaining capacitor units
4.0 Bank Connections
4.1 Grounded wye-connected banks
4.2 Ungrounded wye-connected banks
4.3 Delta-connected banks
4.4 H configuration
5.0 Other Considerations
5.1 Parallel banks
5.2 Neutral grounding
6.0 Introduction to Bank and System Protection
6.1 Bank protection
6.2 System protection
7.0 Unbalance Relaying Methods
7.1 Introduction
7.2 General unbalance relay considerations
7.3 Externally fused capacitor banks
7.4 Internally fused capacitor banks
7.5 Fuseless capacitor banks
7.6 Unfused capacitor banks
8.0 Protection of Capacitor Filter Banks
8.1 Filter bank protection
8.2 Multi-frequency harmonic filter protection considerations
8.3 Static VAR compensator capacitor protection
8.4 Static VAR compensator filter protection
9.0 Capacitor Bank Equipment Considerations
9.1 Capacitor bank switching devices
9.2 Inrush control devices
9.3 Surge arresters
9.4 Voltage sensing devices
9.5 Current sensing devices
9.6 Transient currents
9.7 Control cables
10.0 System Considerations
10.1 Resonance
10.2 Harmonics
10.3 Telephone interference
11.0 Commissioning, Operation and Maintenance
11.1 Preparation for initial energizing
11.2 Response to alarm or lockout (trip)
12.0 Bibliography
Annex A Symbol definitions
Annex B Definitions
Annex C Equations for effect of inherent unbalances (refer to Annex A
for symbol definitions)
Annex D Inrush current and frequency for switching capacitor banks
Figures
Tables