| 11. | An internal mains transformer was added.
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| 12. | This is because removal of the mains transformer means that the load has electrical continuity with the input.
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| 13. | The ABB supplied main transformer has four secondary taps, switchable to supply 1360 V under all electrification supplies.
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| 14. | The LED must be driven by a half wave rectifier from the mains transformer, or by an oscillator.
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| 15. | I have a mains transformer which used to power a doorbell, but is now disconnected on the doorbell side.
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| 16. | The plant underwent refurbishment in 2006 by having its reactor vessel head, low pressure turbines and main transformer replaced.
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| 17. | A mains transformer will usually have many more turns on the primary than the number of input volts . "'
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| 18. | AC / DC sets without mains transformer would use " U " tubes of the same types, e . g.
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| 19. | The bunker still contains much its original air conditioning plant, fans, mains transformer, blast doors, electrical switchgear and rotary converters.
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| 20. | Most VO units are installed in commercial premises, in between the raw mains transformer and main low voltage distribution board.
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