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NSI 24 Modification or Repair of Earth Conductors on Main Earth Systems |
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NSI 30 Appointment of persons |
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NSI 14 Automatically and or remotely controlled equipment |
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NSI 09 Testing high voltage equipment [NGUK/PM/ETSR/NSI/09/GN Issue 3] |
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NSI 13 Washing high voltage insulators |
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NSI 11 High voltage static capacitor banks |
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NSI 12 Low Voltage Equipment |
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NSI 10 Equipment containing sulphur hexafluoride |
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NSI 06 Demarcation in substations |
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NSI 04 Work on or near high voltage overhead lines |
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NSI 05 Cable systems |
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NSI 03 High Voltage Metal Clad Switchgear with Spouts |
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NSI 08 Mobile elevated work platforms lorry loaders vehicles cranes and objects in substations |
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NSI 02 Earthing high voltage equipment |
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NSI 01 Operational and safety switching |
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NSI 26: Railway Connection Circuits [NGUK/PM/ETSR/NSI/26/GN Issue 11] |
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NSI 33: The addition/removal of equipment to/from the system [NGUK/PM/ET SR/NSI/33/GN Issue 4] |
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Harmonics leaflet |
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Training brochure |
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CES SF6 Training leaflet |
