NORD Drivesystems BU0200 - Manual (Page 74)

3 Options
BU 0200 GB-4411 Subject to technical alterations 73
3.2 Installation of optional modules
3.2.1 Installation of internal customer units SK CU4- …
WARNING Installations should only be made by qualified personnel, in strict compliance with the
warning and safety information.
Modules must not be inserted or removed unless the device is free of voltage. The slots
can only be used for the intended modules.
The customer unit SK CU4- …is not intended for installation at a location away from the
frequency inverter. This must be installed in the immediate vicinity of the SK 2xxE frequency
inverter.
The installation of customer units is carried out in the connection unit SK T14- …of the SK 2xxE underneath
the control terminal bar. The control terminal block of the frequency inverter and two bolts (bag enclosed
with the customer unit) are used to fix this. Only one Customer Unit per FI is possible!
The pre-assembled cables for connection to the frequency inverter are also included in the bag enclosed
with the customer unit. Connections are made according to the following table.
The bus modules require a 24V supply voltage.
SK TI4- … with integrated customer unit SK CU4-… internal customer unit SK CU4-… Bag enclosed with the internal customer unit
Allocation of the cable sets (bag enclosed with the customer unit)
Purpose Terminal designation Cable colour
Fi
e
ld
b
us
/
I
O
E
Power supply (24V DC)
(between the frequency inverter and the customer unit)
44 24V Brown
40 GND/0V Blue
System bus
77 SYS H (+) Black
78 SYS L (-) Grey
M
a
in
s
u
ni
t
Power supply (24V DC)
(between the frequency inverter and the customer unit)
44 24V Brown
40 GND/0V Blue
Power supply (mains (AC))
(between the mains supply and the customer unit)
L1 L1 Brown
L2 L2 Black
Frequency output B1 DOUT BUS (FOUT) Black
Similar to illustration Similar to illustration