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Electrical connection |
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9 Electrical connection
9.1 Safety information
Warning: Danger from electrical voltage!
♦ Observe the 5 rules of electrical safety, see 2.3 5 rules of electrical safety, page 6.
♦ Prevent the ingress of water into the connection box.
♦ Electrical connection may only be carried out by adequately qualified persons, details see Table 1 Qualifications, page
6.
♦ Observe and respect local conditions, regulations and laws.
♦ Wear protective equipment during all work in the vicinity of the fan, details see 2.2 Personal protective equipment,
page 6.
9.2 Preconditions
♦ Observe and respect local conditions, regulations and laws.
♦ Abide by the system-related conditions and requirements of the system manufacturer or plant constructor.
♦ Safety elements may not be dismantled, circumvented or deactivated.
♦ Install a circuit breaker in the permanent electrical installation, with a contact opening of at least 3 mm at each pole.
9.3 Connection
♦ Check if the data on the nameplate matches the connection data.
♦ Complete the electrical connection according to the circuit diagram.
♦ Lay the connection cables in the terminal box in such a way that allows the cover of the terminal box to be closed
without resistance.
♦ Use all of the locking screws.
♦ Insert the screws by hand to avoid damaging the thread.
♦ Tighten all glands well in order to guarantee protection class IP.
♦ Screw the lid of the terminal box/inspection switch evenly tight.
♦ Connect the cable end in a dry environment.
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