Receiving & Installation 3-3
MN1276
Figure 3-3 Recommended System Grounding (1 phase) for UL
AC Main
Supply
Safety
Ground
Driven Earth
Ground Rod
(Plant Ground)
L
N
Earth
Route all 3 wires L, N, and Earth
(Ground) together in conduit or cable.
Note:
Wiring shown for clarity of grounding
method only. Not representative of
actual terminal block location.
Control
Ground per NEC and Local codes.
Note: Use shielded cable for control signal wires. Route
control signal wires in conduit. These wires must be
kept separate from power and motor wires.
VLN U W
Figure 3-4 Recommended System Grounding (1 phase) for CE
Route all power wires
together in conduit or
cable.
Note:
Wiring shown for clarity of
grounding method only.
Not representative of actual
terminal block location.
Control
Note: Use shielded cable for control signal wires. Route
control signal wires in conduit. These wires must be
kept separate from power and motor wires.
Enclosure Backplane (see Section 8)
Motor
GND
All shields
AC Main
Supply
Four Wire
“Wye”
L1
L2
L3
Neutral
PE
VLN U W
Safety
Ground