Not less than 22.88 cm

Not less than 18.4 cm

Not less than 15.8 cm

Not less than 10.2 cm

2 M

1-5 M

1 M

0.5 M

1 mm

1.5 mm

2 mm

2.5 mm

To avoid short circuit

To operate easily

To test the supply frequently

To avoid personnal contacts during maintenance

For cable entries

For air circulation

To release the heat

To extend the busbar