Alpha Technologies FlexNet MPS48-12M - Technical Manual - Manual (Page 20)

20 021-514-B2-001, Rev. A
4.0 Installation, continued
4.5 AC Connection with High Voltage Transformer
The transformer converts high voltage to 230Vac. The transformer is required for powering
from high voltage streetlight applications. Use the following connection procedures for
installing the transformer kit.
Recommended Tools and Materials:
• #2 Phillips screwdriver
• #1
fl athead screwdriver
• Diagonal cutters
4.5.1 Installing the Transformer
1. Verify power is OFF at utility. Tag and lock utility
power switch.
2. Unplug the standard wire kit plug from AC Input
connection on the power module. Cut the plastic
ties securing the wire kit. Disconnect the wire kit
from the AC input block. Remove and discard the
standard wire kit.
CAUTION!
Never apply high voltage to a unit without using a step-down transformer. Applying high voltage to
the unit without a step-down transformer will damage the unit and void the warranty.
3. Mount the transformer to the two PEM
studs located underneath the bottom
battery shelf. For ease of installation, start
the nut on the bottom PEM stud fi rst.
Disconnect and remove
Start fi rst