3-12 ACH550-PCR/PDR User’s Manual
Installation
Wiring overview
Connection diagrams – standard drive with input disconnect (wall mounted)
The following figure shows the Standard Drive with Input Disconnect (wall mounted)
wiring connection points. Refer to the ACH550-UH User’s Manual page 1-315 for
control connections to the drive.
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
RHTR Temperature
HI / LO Jumper (X1)
Heater ON
Temperature
Heater OFF
Temperature
Default Setting
(X1 jumper in LO position)
14.4 °C
58 °F
21.4 °C
70.5 °F
Alternate Setting
(X1 jumper in HI position)
17.8 °C
64 °F
24.7 °C
76.5 °C
The alternate (HI) setting further reduces the likelihood
of condensate in high humidity environments.
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