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Safety instructions

Read the safety instructions in 

ACS380 Hardware manual

 (3AXD50000029274 [EN]).

WARNING!

 Obey these safety instructions to prevent physical injury or 

death, or damage to the equipment. If you are not a qualified electrician, do 

not do electrical installation or maintenance work.

When you install the drive, make sure that dust does not go into the drive.

When the drive or connected equipment is energized, do not do work on 
the drive, motor cable, motor, control cables or control circuits.

After you disconnect the input power, wait for 5 minutes to let the 
intermediate circuit capacitors discharge.

Make sure that the installation is not energized:

Use a multimeter with an impedance of at least 1 Mohm.

Make sure that the voltage between the drive output terminals (U, V, W) 
and the ground (PE) is 0 V.

Make sure that the voltage between the drive input power terminals (L1, 
L2, L3) and the ground (PE) is 0 V.

Make sure that the voltage between the DC and brake resistor terminals 
(UDC+, UDC- and R-) and the ground (PE) is 0 V.

If you use a permanent magnet synchronous motor, do not do work on the 
drive when the motor rotates. A permanent magnet motor that rotates 
energizes the drive and the input power terminals.

WARNING!

 The installation, start-up and operation of this equipment 

requires detailed instructions. Refer to this quick guide and the user interface 
guide in the drive package. Retain the guides with this device at all times. 
For more information, refer to the hardware manual and firmware manual. 
You can download these manuals from the ABB website or order hard 
copies of the manuals with the delivery.

1. Examine the installation area

The drive is intended for cabinet installation and has an ingress protection rating of 

IP20.
Make sure that in the installation area:

There is sufficient cooling and hot air does not recirculate.

The ambient conditions are suitable. Refer to 

Ambient conditions

.

The mounting surface is non-flammable and can hold the weight of the drive. 
Refer to 

Declaration of conformity

.

Materials near the drive are non-flammable.

There is sufficient space above and below the drive for maintenance work. Refer 
to 

Free space requirements

.

2.  Install the drive

You can install the drive with screws or to a DIN rail.
Installation requirements:

Make sure that there is a minimum of 75 mm of free space at the top and bottom 
of the drive for cooling air.

Install R0 drives upright. R0 drives do not have a fan.

You can install R1, R2, R3 and R4 drives tilted by up to 90 degrees, from vertical 
to fully horizontal orientation.

You can install several drives side by side. Side-mounted options require 
approximately 20 mm of space on the right side of the drive.

WARNING!

 Do not install the drive upside down. Make sure that the cooling 

air exhaust (at the top) is always above the cooling air inlet (at the bottom).

To install the drive with screws

1.

Make marks onto the surface for the 
mounting holes. Refer to 

Declaration of conformity

. The R3 

and R4 drives contain a mounting 
template.

2.

Make the holes for the mounting 
screws and install suitable plugs or 
anchors.

3.

Start to tighten the screws into the 
mounting holes.

4.

Install the drive onto the mounting 
screws.

5.

Tighten the mounting screws.

To install the drive to a DIN rail

1.

Move the locking part to the left.

2.

Push and hold the locking button 
down.

3.

Put the top tabs of the drive onto the 
top edge of the DIN installation rail.

4.

Put the drive against the bottom 
edge of the DIN installation rail.

5.

Release the locking button.

6.

Move the locking part to the right.

7.

Make sure that the drive is correctly 
installed.

8.

To remove the drive, use a flat-head 
screwdriver to open the locking part.

3.  Measure the insulation resistance

Drive:

 Do not do voltage tolerance or insulation resistance tests on the drive, because 

this can cause damage to the drive.

Input power cable:

 Before you connect the input power cable, measure the 

insulation of the input power cable. Obey the local regulations.

Motor and motor cable:

1.

Make sure that the motor cable is connected to the motor and disconnected from 
the drive output terminals T1/U, T2/V and T3/W.

2.

Use a voltage of 500 V DC to measure the 
insulation resistance between each phase 
conductor and the protective earth conductor. The 
insulation resistance of an ABB motor must be more 
than 100 Mohm (at 25 °C/77 °F). For the insulation 
resistance of other motors, refer to the 
manufacturer’s documentation.
Moisture in the motor decreases the insulation resistance. If you think that there 
is moisture in the motor, dry the motor and do the measurement again.

4.  Select the cables

Input power cable:

 For the best EMC performance, use a symmetrical shielded 

cable and two grounding conductors. 

Motor cable:

 Use a symmetrical shielded cable.

Control cable: 

Use a double-shielded twisted-pair cable for analog signals. Use a 

single-shielded cable for digital, relay and I/O signals. Use separate cables for analog 

and relay signals.

5.  Connect the power cables

Connection diagram

a. Two grounding conductors. Use two conductors if the cross-section of grounding 

conductor is less than 10 mm

2

 Cu or 16 mm

2

 Al (IEC/EN 61800-5-1). For example, 

use the cable shield in addition to the fourth conductor.
b. Separate grounding cable (line side). Use it if the conductivity of the fourth 

conductor or shield is not sufficient for the protective grounding.
c. Separate grounding cable (motor side). Use it if the conductivity of the shield is not 

sufficient for the protective grounding, or there is no symmetrically constructed 

grounding conductor in the cable.
d. 360-degree grounding of the cable shield. Required for the motor cable and brake 

resistor cable, recommended for the input power cable.

Connection procedure

WARNING!

 Obey the safety instructions in the 

ACS380 Hardware manual

 

(3AXD50000029274 [English]). If you ignore them, injury or death, or 
damage to the equipment can occur.

WARNING!

 If the drive is connected to an IT (non-grounded) system or to a 

corner-grounded TN system, disconnect the EMC filter grounding screw.

1.

Strip the motor cable.

2.

Ground the motor cable shield under 
the grounding clamp.

3.

Twist the motor cable shield into a 
bundle, mark it accordingly and 
connect it to the grounding terminal.

4.

Connect the phase conductors of 
the motor cable to the T1/U, T2/V 
and T3/W motor terminals. Torque 
the terminals to 0.8 N·m (7 lbf·in).

5.

If it is applicable, connect the brake 
resistor cable to the R- and UDC+ 
terminals. Torque the terminals to 
0.8 N·m (7 lbf·in). Use a shielded 
cable and ground the shield under 
the grounding clamp.

6.

Strip the input power cable.

7.

If the input power cable has a shield, 
twist it into a bundle, mark it and 
connect it to the grounding terminal.

8.

Connect the PE conductor of the 
input power cable to the grounding 
terminal. If it is necessary, use a 
second PE conductor.

9.

Connect the phase conductors of the input power cable to the L1, L2 and L3 input 
terminals. Torque the terminals to 0.8 N·m (7 lbf·in).

10. Mechanically attach the cables on the outside of the drive.

Make sure that there are no sources of strong magnetic fields such as high-current 

single-core conductors or contactor coils near the drive. A strong magnetic field can 

cause interference or inaccuracy in the operation of the drive. If there is interference, 

move the source of the magnetic field away from the drive.

6.  Connect the control cables

Connection procedure

Do the connections according to the default control connections of the application 

macro that you select. For the connections of the factory default macro (ABB standard 

macro), refer to 

Default I/O connections (ABB standard macro)

, for the connections of 

fieldbus default macro, refer to 

Fieldbus connections

. For the other macros, refer to 

the 

ACS380 Firmware manual

 (3AXD50000029275 [English]).

Keep the signal wire pairs twisted as near to the terminals as possible to prevent 

inductive coupling.
1.

Strip a part of the outer shield of the 
control cable for grounding.

2.

Use a cable tie to ground the outer 
shield to the grounding tab.

3.

Use metal cable ties for 360-degree 
grounding.

4.

Strip the control cable conductors.

5.

Connect the conductors to the 
correct control terminals. Torque the 
terminals to 0.5 N·m (4.4 lbf·in).

6.

Connect the shields of the twisted 
pairs and grounding wires to the 
SCR terminal. Torque the terminals 
to 0.5 N·m (4.4 lbf·in).

7.

Mechanically attach the control cables on the outside of the drive.

Default I/O connections (ABB standard macro)

For the standard variant (I/O & Modbus) (type ACS380-04x

S

).

Connecting EIA-485 Modbus RTU terminal to drive

Connect the fieldbus to the EIA-485 Modbus RTU terminal on the BMIO-01 module 

which is attached on the control unit of the drive. The connection diagram is shown 

below.

Fieldbus connections

For the configured drives with the preconfigured fieldbus protocol

(type ACS380-04x

C

).

ABB MACHINERY DRIVES

ACS380 drive

Quick installation and start-up guide

W

H

a

b

c

d

d

Terminals

Descriptions

Digital I/O connections

Aux. +24 V DC, max. 200 mA
Aux. voltage output common
Digital input common
Stop (0) / Start (1)
Forward (0) / Reverse (1)
Speed selection
Speed selection
Ramp 1 (0) / Ramp 2 (1)
Ready (0) / Not ready (1)
Digital output auxiliary voltage
Digital input/output common

Analog I/O

Freq. ref. / Speed ref. (0...10 V)
Analog input circuit common
Not configured
Analog input circuit common
Output frequency (0...20 mA)
Analog output circuit common
Signal cable shield (screen)
Reference voltage

Safe torque off (STO)

Safe torque off function. Connected at factory. 
Drive starts only if both circuits are closed.

Relay output

Relay output 1
No fault [Fault (-1)]

EIA-485 Modbus RTU

Embedded Modbus RTU (EIA-485)

Terminals

Descriptions

Digital I/O connections

Aux. +24 V DC, 200 mA
Aux. voltage output common
Digital input common
Fault reset
Not configured

Safe torque off (STO)

Safe torque off function. Connected at factory. 
Drive starts only if both circuits are closed.

Relay output

Relay output 1
No fault [Fault (-1)]

Extension module connections

+K457 FCAN-01-M CANopen
+K454 FPBA-01-M Profibus DP
+K469 FECA-01-M EtherCAT
+K475 FENA-21-M Ethernet/IP, Profinet, 
Modbus TCP
+K495 BCAN-11 CANopen interface
+K470 FEPL-02 Ethernet power link (RJ45x2)
+K451 FDNA-01, DeviceNet (Terminal Block)

+24V
DGND
DCOM
DI1
DI2
DI3
DI4
DIO1
DIO2
DIO SRC
DIO COM

AI1
AGND
AI2
AGND
AO
AGND
SCR
+10V

S+
SGND
S1
S2

RC
RA
RB

B+
A-
BGND
Shield
Termination

1...10 kohm

Max. 500 ohm

...

Process I/O (cyclic)

Service messages (acyclic)

Data flow

Control Word (CW)

References

Status Word (SW)

Actual values

Parameter R/W

requests/responses

Fieldbus controller

Fieldbus

Termination ON 

(1

1) The device at both ends on the fieldbus must have termination set to ON.

Termination OFF

Drive

ON

1

ON

1

ON

1

B +

A -

DGND

Termination OFF

Drive

ON

1

ON

1

ON

1

B +

A -

DGND

Drive

Termination ON 

(1

ON

1

ON

1

ON

1

B +

A -

DGND

+24V
DGND
DCOM
DI1
DI2

S+
SGND
S1
S2

RC
RA
RB

DSUB9
DSUB9

RJ45 X 2
RJ45 X 2
RJ45 X 2
RJ45 X 2

Terminal Block

CANopen

Profibus DP

EtherCAT

Ethernet IP

Profinet

Modbus TCP

CANopen

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