Electrical connection
6.1 Connecting the machine
6.1.8
Terminal box
6.1.8.1
General
Hazardous voltage
Electric motors have high voltages. When incorrectly handled, this can result in death or
severe injury.
Switch off the machine so that it is in a no-voltage condition before you open the terminal
box.
NOTICE
Damage to the terminal box
If you incorrectly carry out work on or in the terminal box, this can result in material
damage. You must observe the following to avoid damaging the terminal box:
• Ensure that the components inside the terminal box are not damaged.
• It must be ensured that there are no foreign bodies, dirt or moisture in the terminal box.
• Close the terminal box using the original seal so that it is dust tight and water tight.
• Use O-rings or suitable flat gaskets to seal entries in the terminal box (DIN 42925) and
• Please observe the tightening torques for cable glands and other screws.
• When performing a test run, secure the feather keys without output elements.
Terminal box- terminal board versions, 1LE 80...90
Machines, frame sizes 80 ... 90, are supplied with different terminal boards depending on
the winding as well as the type and number of installed parts.
44
DANGER
other open entries.
Operating Instructions, 05/2014, 5 610 00000 02 000
Low-voltage motors