ANSI/NEMA C93.1-1999
Current
The latest, up-to-date edition.
American National Standard for Requirements for Power-Line Carrier Coupling Capacitors and Coupling Capacitor Voltage Transformers (CCVTs)
Hardcopy , PDF
English
05-19-1999
Foreword
1 Scope
2 Referenced and related standards
2.1 Referenced American National Standards
2.2 Other referenced standards
2.3 Related standards
3 Definitions
4 Service conditions
4.1 Usual service conditions
4.2 Unusual service conditions
5 Ratings
5.1 General
5.2 Relaying service CCVTs
5.3 Matering service CCVTs
6 Testing
6.1 General
6.2 Design test procedures
6.3 Production test procedure
7 Manufacturing Requirements
7.1 Mounting
7.2 Nameplate markings
7.3 Certificate of test
7.4 Symbols
7.5 Polarity and terminal marking
7.6 Safety devices
7.7 High voltage terminal
Annexes
A - Coupling capacitor and CCVT circuit diagrams
B - Calculation of CCVT ratio and phase angle from known
zero and rated burden data
C - Drain coil loading in power line carrier coupling
circuits
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