K70, Fan Voltage Supply; K73, Auxiliary Power Supply 24 V Dc - Siemens SINAMICS S120 Device Manual

8.14

K70, fan voltage supply

Availability of option
This option is available for the following S120 Cabinet Modules:
● Line Connection Module
Description
With this option, the line voltage supply of the auxiliary power supply system is picked off
downstream of the circuit-breaker (-Q10) and protected via a motor circuit-breaker (-Q12).
The voltages 230 V 1 ph. AC and 24 V DC of the auxiliary power supply system are supplied
externally on the plant side.
8.15

K73, Auxiliary power supply 24 V DC

Availability of option
● Booksize Cabinet Kits
Description
The 24 V DC supply for standard Booksize Cabinet Kits is tapped from the auxiliary power
supply.
With option K73, the 24 V DC supply is provided by a dedicated SITOP.
Cabinet Modules NEMA
Manual, 04/2014, A5E03586450A
Options
8.14 K70, fan voltage supply
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