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Electrical connection
8
Electrical connection
8.1
Safety information / Preconditions
Warning: Danger from electrical voltage!
◊ Observe the 5 rules of electrical safety, see 2.3 5 rules of electrical safety, page 5.
◊ 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 5.
◊ 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 5.
8.2
Preconditions
◊ 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 1/8" at each pole.
8.3
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.
8.3.1
Wiring diagram IV Smart AC
8.3.2
Wiring diagram IV Smart EC
Internal
Green
Internal
Black
Wiring
White
White (Tacho 1)
White (Tacho 2)
White
Red
Yellow
Blue
Wiring
Ground
L1
L2
Green
L1
Supply
208/230V
Voltage
L2
Potentiometer
Ground
Supply
L1
Voltage
200-240VAC
L2
152020