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OM-2220 Page 14
2-8. Connecting Input Power
L1
input_2 3/96 - Ref. ST-144 221 / Ref. ST-070 399-C / ST-802 183
Check input voltage available at
site.
. The Auto-LineE circuitry in this
unit automatically adapts the
power source to the primary
voltage being applied, from 208
to 575 volts, single- or three-
phase, 50 or 60 Hz.
1 Input And Grounding
Conductors
2 Line Disconnect Device
See Section 2-6.
For single-phase operation:
3 Black And Brown Input
Conductor
4 Blue Input Conductor
5 Insulation Sleeving
6 Electrical Tape
Insulate and isolate blue conductor
as shown.
Y Always connect green wire
to supply grounding termi-
nal, never to a line terminal.
Connect black, brown, and
blue wires (L1, L2, L3) to line
terminals.
3/8 in
3/8 in
2
2
1
1
1
3
1
6
5
4
L2
L3
L1
L2
Y Always connect grounding
conductor first.
1
3
= GND/PE
Tools Needed:
Green
Green
Green