Duration of overvoltage ≤ 500 ms
Recovery time ≥ 50 s
Events per hour ≤ 10
Transient voltage interruptions
Outage time ≤ 3 ms
Recovery time ≥ 10 s
Events per hour ≤ 10
Additional information
More information about recommended power supply units and tables for calculating the current
drawn for SINAMICS S120 module lineups can be found in the:
• SINAMICSS120 Booksize Power Units Manual
8.6 DRIVE-CLiQ components
8.6.1 Application
The components of the SINAMICS S120 drive family and the NCU are interconnected using
DRIVE-CLiQ. When connecting the components, please follow the rules in the documentation
below without exception:
• SINAMICS S120 "Drive Functions" Function Manual, Chapter "System control, sampling times
and DRIVE-CLiQ wiring".
Properties
• Automatic detection of components
• 24 V / 450 mA per DRIVE-CLiQ interface is provided for the connection of encoders and
measuring systems
DRIVE-CLiQ pin assignment
Table 8-5 DRIVE-CLiQ interface X100 - X105
PIN Signal name Signal type Meaning
1 TXP O Transmit data +
2 TXN O Transmit data -
3 RXP I Receive data +
4 - - Reserved, do not use
5 - - Reserved, do not use
6 RXN I Receive data -
7 - - Reserved, do not use
Connecting
8.6DRIVE-CLiQ components
NCU 1750
Equipment Manual, 10/2023, A5E45627807B AH 69
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