NORD Drivesystems BU0200 - Manual (Page 21)

SK 200E Manual for frequency inverters
20 Subject to technical alterations BU 0200 GB-4411
1.6.4 Type codes / Optional modules
For bus module or I/O extension
SK TU4-CAO (-C-M12)
M12 system connector: only TU4, alternative to terminals
IP protection class: Standard = IP55, C = “coated“ IP66
Option type: CAO = CANopen, PBR = Profibus, ECT = EtherCAT®
DEV = DeviceNet, IOE = I/O-Erweiterung
Option series: TU4 = external Technology Unit
CU4 = internal Customer Unit
(...) Options, only implemented if required.
For mains unit or potentiometer modules "PotentiometerBox"
SK TU4-24V-123-B (-C)
IP protection class: Standard = IP55, C = “coated“ IP66
Radio interference filter: B = Class B1
Mains connection: 123 = 1~ 230V*, 140 = 1~ 400V*
Option type: 24V = 24V mains unit, POT = potentiometer/switch module
Option series: TU4 = external Technology Unit,
CU4 = internal Customer Unit
*) The voltage depends on the frequency inverter used;
please also refer to the technical data.
(...) Options, only implemented if required.
Optional internal
Customer Unit, SK CU4- …
Optional external
Technology Unit, SK TU4- …