The cable layout is recommended as the following illustration.
xx2000000435
24V terminal block (option)
This connector is internally connected with the optional power supply. It is a 24 V
power supply for the customer. The characteristics are shown in the following
table.
ValueParameter
24V DCVoltage
-3% ~ +10%Voltage tolerance
4 AMax output current
Note
The 24 V terminal block power supply is isolated from the internal logical circuit
of the controller.
For connection details, see Circuit diagram - OmniCore C90XT, 3HAC065464-009.
Customer cable layout
It is recommended to use multicore cable for the customer connection.
The cables connected by customer to the 24V terminal block should go through
the cable grommet and fasten on the cabinet.
Note
The end user need to buy proper grommets according to the diameter of the
cables which need to go through the grommet.
This will affect the protection level of the cabinet if it's not executed correctly.
It is recommended to use icotek KT grommet.
Continues on next page
Product manual - OmniCore C90XT 91
3HAC073706-001 Revision: D
© Copyright 2020-2021 ABB. All rights reserved.
3 Installation and commissioning
3.5.9 Descriptions for connectors
Continued
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