ABB ACH550-UH HVAC User Manual

ACH550 Installation, Operation and Maintenance Manual 83
ACH550-PCR/PDR
Power connection terminals
The following tables show maximum wire size and required tightening torque for
incoming power, grounding and motor terminals.
1. “PxR” represents both PCR and PDR.
2. Torque values shown relate to current production. Check component labels on previously installed
units for required tightening torque.
208/240 Volt
Base
Drive
Frame
Size
Power Wiring Data
2
HP Type Code
1
Circuit
Breaker
UL Type/
NEMA
1 &12
Circuit
Breaker
UL Type
/ NEMA
3R
Disconnect
Switch
UL Type/
NEMA
1&12
Disconnect
Switch
UL Type/
NEMA
3R
Motor
Terminals
Ground
Lugs
UL Type/
NEMA
1&12
Ground
Lugs
UL Type
/ NEMA
3R
1 ACH550-PxR-04A6-2 R1
#10
35 in-lbs
#10
35 in-lbs
#10
7 in-lbs
#10
7 in-lbs
Refer to
Drive’s
power
connection
terminals
#10
35 in-lbs
#10
35 in-lbs
1.5 ACH550-PxR-06A6-2 R1
2 ACH550-PxR-07A5-2 R1
3 ACH550-PxR-012A-2 R1
5 ACH550-PxR-017A-2 R1
7.5 ACH550-PxR-024A-2 R2
#6
45 in-lbs
#6
45 in-lbs
#8
7 in-lbs
#8
7 in-lbs
#6
35 in-lbs
#6
35 in-lbs
10 ACH550-PxR-031A-2 R2
15 ACH550-PxR-046A-2 R3
#3
50 in-lbs
#3
50 in-lbs
#4
18 in-lbs
#4
18 in-lbs
#3
50 in-lbs
#3
50 in-lbs
20 ACH550-PxR-059A-2 R3
25 ACH550-PxR-075A-2 R4
#1
50 in-lbs
#1
50 in-lbs
#1
55 in-lbs
#1
55 in-lbs
#2
50 in-lbs
#2
50 in-lbs
30 ACH550-PxR-088A-2 R4
350 MCM
274 in-lbs
300 MCM
200 in-lbs
#1/0
70 in-lbs
#1/0
70 in-lbs
40 ACH550-PxR-114A-2 R4
300 MCM
275 in-lbs
300 MCM
200 in-lbs
50 ACH550-PxR-143A-2 R6
3 x #3/0
250 in-lbs
#2/0
275 in-lbs
60 ACH550-PxR-178A-2 R6
75 ACH550-PxR-221A-2 R6 2 x 500
MCM
274 in-lbs
2 x 500
MCM
274 in-lbs
2 x 500 MCM
274 in-lbs
2 x 500 MCM
274 in-lbs
350 MCM
100 in-lbs
100 ACH550-PxR-248A-2 R6

ABB ACH550-UH HVAC Specifications

General

Frequency	50/60 Hz
Output Frequency	0 to 500 Hz
Voltage Range	200-240V, 380-480V, 500-600V
Power Range	1 to 550 HP
Control Method	Vector control
Protection Class	IP21
Communication Protocols	Modbus, BACnet, N2
Cooling Method	Air cooled
Enclosure Type	Wall-mounted