3.8.14.2
3 AC auxiliary voltage supply
The following components require a 3 AC auxiliary voltage supply:
● Fan
● Open-loop and closed-loop control
● Protection and monitoring equipment
● DC link precharging
● Cooling unit pumps
Refer to the technical data for the auxiliary power supply current rating. The terminal
assignment is provided in the circuit diagram.
3.8.15
Customer terminal strips
The signals are allocated to various terminal strips according to voltage level. The cables are
visually distinguished from one another by various colors. Barriers mechanically separate
cables carrying different potentials on one terminal strip. The terminals are suitable for cables
with a cross-section of 2.5 mm
2
.
The default setting and interfaces of the customer terminal strips can be found in the circuit
manual. For information about the position of the customer terminal strips within the cabinet,
see the layout diagrams.
3.9
Interfaces
3.9.1
Hydraulic interfaces
The cooling circuit dissipates the semiconductor losses. The water flows into the cooling circuit
through the inlet pipe. The water is heated by the waste in the semiconductors. The water flows
out through the return pipe.
See also
Connecting the water circuits (Page 63)
Description
3.9 Interfaces
SINAMICS SH150 6SL3805
Operating Instructions 05/2020
39
Содержание SINAMICS SH150
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Страница 42: ...Description 3 9 Interfaces SINAMICS SH150 6SL3805 42 Operating Instructions 05 2020 ...
Страница 56: ...Preparations for use 4 5 Storage SINAMICS SH150 6SL3805 56 Operating Instructions 05 2020 ...
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