Power Connection Diagrams - ABB ACS550-01 User Manual

ACS550 User's Manual

Power Connection Diagrams

The following diagram shows the terminal layout for frame size R3, which, in
general, applies to frame sizes R1
terminals.
J1 – DIP Switches for Analog Inputs
J1
X1 – Analog Inputs and Outputs
(and 10 V Ref. Voltage Output)
(and 24 V Aux. Voltage Output)
J2 – DIP Switch
for RS485 Termination
off position
Frame Sizes
R5/R6 differ.
next page.
Warning! For floating, impedance grounded, or unsymmetrically grounded
networks, disconnect the internal RFI filter by removing:
- On ACS550-01: screws EM1 and EM3.
- On ACS550-U1: screw EM1 (drive is shipped with EM3 already removed).
See "Floating Networks" on page 222.
AI1: (in Voltage Position)
AI2: (in Current Position)
X1 – Digital Inputs
X1 – Relay Outputs
J2 J2
ON
ON
on position
Power Input
(U1, V1, W1)
See
EM1
PE
R6, except for the R5/R6 power and ground
...
Optional braking
Frame Terminal
Size Labels
R1, R2 BRK+, BRK- Brake resistor
R3, R4 UDC+, UDC- • Braking unit
• Chopper and resistor
Diagram shows the R3 frame.
Other frames have similar layouts.
Panel Connector
Power LED (Green)
Fault LED (Red)
Optional Module 1
X1 – Communications
(RS485)
Optional Module 2
Power Output to Motor
(U2, V2, W2)
EM3
GND
Brake Options
Installation
15
X0003