80 ACH550 Installation, Operation and Maintenance Manual
ACH550-PCR/PDR
Connection diagrams – standard drive with input disconnect (wall mounted)
The following figure shows the Standard Drive with Input Disconnect (wall mounted)
wiring connection points.
Note: Some UL Type 3R enclosures are designed to be mounted on a wall.
Mounting some of these 3R enclosures on an open rack system requires the use of
the supplied 3R enclosure back plates to maintain 3R integrity.
ACH550
Input Power
Terminals
Motor
Terminals
Ground
Lug(s)
Disconnect Switch
or Circuit Breaker
Motor
Terminals
Gnd
UL Type / NEMA 1 & 12 UL Type / NEMA 1 & 12
Enclosures Enclosures
Input Power
Terminals
I/O Conduit
(Bottom)
I/O Conduit
(Top)
Vertical Construction Hinged Door Wall Mount
I/O Conduit
(Bottom)
Input Power
Terminals
Disconnect Switch
or Circuit Breaker
UL Type / NEMA 3R
Enclosures
ACH550
Motor
Terminals
Ground
Lug
Fan/Space Heater
Power Supply &
Control Assembly
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