LEGRAND LE06499AE, Инструкция по установке, использованию и техническому обслуживанию

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6. Commissioning
Legrand is not responsible for the installation of the transformer. Before energising the transformer, carry out the
following checks and what indicated in the following paragraphs. These activities are listed in Chapter 7.
6.1 Earth Connection
The earth conductor must be connected to the appropriate terminals which are on the transformer core.
The size of earth conductor must be defined according to fault current and to the current standards.
In any case the earth conductor should never be lower than the following sections:
• copper: 16 mm
2
• aluminium: 35 mm
2
• steel: 50 mm
2
Insulation distances between earth conductor and live parts must always be respected.
M12
1. Verify the mutual position of the windings which must be according to our drawings. Verify that the compression
bolts are centred on the spacers. The spacers must be slightly pressed.
2. Check the connections between cables and HV terminals and between cables or flexible and LV terminals. Tightening
torques must be the ones indicated in the table.
3. Verify the correct operation of the temperature control device.
4. Do not attach accessories or conduits to the transformer windings and core.