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6.11
Completing connection work
1. Before closing the terminal box, please check that:
2. Then close the terminal box. Tightening torque for the cover fastening screws is 22 Nm.
SIMOTICS DC 1HS7
Operating Instructions 02/2016
– The cables and links match the terminal diagram inside the terminal box cover.
– The electrical connections in the terminal box are tight and fully comply with the
specifications in the preceding chapters.
– The inside of the terminal box is clean and free of any cable debris.
– All of the clamping bolts and entry parts are securely tightened. This also applies to
unused terminals.
– Minimum air clearances have been respected.
– The connecting cables are arranged so that they do not come into contact with the
machine, and the cable insulation is not damaged.
– Any unused entry points are sealed. Only open the sealing elements with a tool.
– All of the seals/gaskets and sealing surfaces of the terminal box are in a good condition.
If the joins are sealed purely by metal sealing surfaces, these sealing surfaces must be
cleaned and lightly greased again.
– The right cable guides are fitted with respect to degree of protection, method of laying,
permissible cable diameter, etc., as stated in the specifications.
– With a U-shaped terminal box casing, the entry plate is aligned and secured in such a
way that the seat for the box cover seal is continuous all the way round.
Electrical connection
6.11 Completing connection work
61
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