NORD Drivesystems BU0300 - Manual (Page 23)

2 Assembly and installation
BU 0300 EN Subject to technical alterations 23
Control connections:
[21] Dig. Input 1 (PTC input) (*)
[41] + 5V supply voltage
[40] 0V, GND
[41] + 5V supply voltage
[40] 0V, GND
[42] + 15V supply voltage
[74] RS 485 interface: B (-)
[73] RS 485 interface: A (+)
Termination resistor RS 485 On/Off
[02]
Signal relay (error)
[01] Signal relay
[…] = Terminal No.
-B +B -Br +Br U V W L1 L2 L3
Option
Customer unit
Earth "PE" (connection of mains line)
System connector M12 socket
Mains voltage:
3~ 400V / 3~ 230V
1
) 1~ 230V, 0,37-0,75kW
2
) 1~ 230V, 1,1kW
Mains fuse:
See Chap. 8 "Technical data"
Mechanical brake
See Chap. 2.6.4
"Electromechanical brake"
External brake resistor
The polarity can be ignored.
Earth "PE"
(Additional PE terminal, e.g. for
control line, braking resistor)
Motor
3~
(*) The digital inputs can be connected
with the internal 15 V or from the PLC
(7.5 – 33V DC). The data in "(...)"
represent the factory settings.
PE- socket = 3~ 400V device
PE- connector = 3~ 230V device
PE L1 L2 L3
1 ( PE L N - )
2 ( PE - N L )