JIS C 4609:1990
Current
The latest, up-to-date edition.
Directional ground relay set for 6.6 kV consumer
English
30-06-1990
This Japanese Industrial Standard specifies the directional ground relay set which consists of a zero-phase-sequence current transformer, zero-phase-sequence reference input device, and a directional ground relay (this relay is referred to as \"relay\" hereafter), which is installed at the power receiving point of a consumer of 6.6 kV of such a system that the one-line ground-fault current is less than 30 A.
| DocumentType |
Standard
|
| Pages |
21
|
| PublisherName |
Japanese Standards Association
|
| Status |
Current
|
Reaffirmed 2016
| JIS C 3611:1991 | Insulated wires for cubicle type unit substation for 6.6 kV receiving |
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| JIS C 4607:2023 | AC load break switches with tripping device for high voltage |
| JIS C 4620:2004 | Cubicle type high voltage power receiving units |
| JIS C 4607:1999 | AC load break switches with tripping device for 3.3 kV or 6.6 kV |
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