ABB AC500 V3 Hardware Manual page 8

Device specifications
Terminal bases (AC500 standard) > TB56xx for AC500 V3 products
1.2.1.2.3 Serial interface COM1
The serial interface COM1 is connected to a removable 9-pin terminal block.
From firmware version V3.1 it is configurable for RS-232 or RS-485 (V3.0 RS-232 only).
8
NOTICE!
Risk of damaging the terminal base!
Terminal base can be damaged by connecting the power supply terminal block
(L+/M) to COM1.
Make sure that the COM1 terminal block is always connected to the terminal
base even if you do not use COM1 to prevent this.
NOTICE!
Risk of damaging the terminal base!
Excessive current might damage the clamp and terminal base.
Make sure that the current flowing through the removable clamps never
exceeds 8 A (with 1.5 mm
NOTICE!
For applications using XC versions!
To ensure reliability and proper function, make sure the ambient temperature
never exceeds 60 °C when the current flowing through the removable clamps is
2
8 A (with 1.5 mm conductor).
3ADR010278, 3, en_US
2
conductor).
2022/01/31