INSTALLATION
28
EMX4i User Manual 710-14888-00C
Programmable Outputs
The programmable outputs (41, 42, 44 and 53, 54) can report the status of the
starter, or can be used to control associated equipment.
The operation of the programmable outputs is controlled by parameters 8A~8F.
4.5
Control Voltage
Control Voltage Terminals
A3 A1 A2
Connect the control supply according to the supply voltage being used.
•
EMX4i-xxxxB-xx-C1 (110~120 VAC): A1, A2
•
EMX4i-xxxxB-xx-C1 (220~240 VAC): A2, A3
•
EMX4i-xxxxB-xx-C2 (24 VAC/VDC): A1, A2
UL Compliant Installation
For models EMX4i-0184B to EMX4i-0580B to be UL compliant, supplementary or
branch overcurrent protection must be used on the control circuit supply (A1, A2,
A3), in accordance with the electrical code applicable at the installation location.
4.6
Power Terminations
NOTE
Some units use aluminium busbars. When connecting power terminations,
we recommend cleaning the surface contact area thoroughly (using an
emery or stainless steel brush) and using an appropriate jointing compound
to prevent corrosion.