ABB ACB530 Series User manual

11/14 Installation & Operating Manual MN796SUP
ACB530-PC
Packaged Drive with Disconnect
Supplement to MN796, ACB530 User’s
Manual

Any trademarks used in this manual are the property of their respective owners.
Important:
Be sure to check www.baldor.com for the latest software, rmware and drivers for your ACB530 product. Also you can
download the latest version of this manual in Adobe Acrobat PDF format.
ACB530 Drive Manuals
GENERAL MANUALS
MN796 - ACB5300-U1 User’s Manual (1…200 HP)
• Safety
• Installation
• Start-Up
• Embedded Fieldbus
• Fieldbus Adapter
• Diagnostics
• Maintenance
• Technical Data
MN796SUP - ACB530-PC Packaged Drive with Disconnect
Supplement for MN796, ACB530-U1 User’s Manual
• Safety
• Installation
• Start-Up
• Maintenance
• Technical Data

iMN796SUP
Chapter 1
Introduction
1.1 Manual Introduction .............................................................. 1-1
1.1.1 What This Chapter Contains ................................................... 1-1
1.2 Safety Notices ................................................................... 1-1
1.3 Use of Warnings.................................................................. 1-1
1.4 Safety Related to Installation and Maintenance ......................................... 1-1
1.4.1 Electrical Safety ............................................................ 1-1
Chapter 2
Installation
2.1 Installation ...................................................................... 2-1
2.1.1 Application ................................................................. 2-1
2.1.2 Input Disconnect Features and Functions ......................................... 2-1
2.1.3 Installation Flow Chart ........................................................ 2-3
2.1.4 Preparing for Instllation ....................................................... 2-4
2.1.5 Installing the Drive .......................................................... 2-6
2.1.6 Installing the Wiring .......................................................... 2-7
Chapter 3
Maintenance
3.1 Maintenance .................................................................... 3-1
3.1.1 Maintenance Intervals........................................................ 3-1
3.1.2 Drive Module Fan Replacement ................................................ 3-1
3.1.3 Enclosure Fan Replacement - UL Type / NEMA 12 Floor Mount Enclosures.............. 3-1
3.1.4 Floor Mount - UL type / NEMA 12 Filter Material ................................... 3-3
3.1.5 Floor Mount - UL type / NEMA 12 Enclosure Inlet Air Filter ........................... 3-3
Chapter 4
Technical Data
4.1 Ratings......................................................................... 4-1
4.1.1 Ratings, 480 Volt Drives ....................................................... 4-1
4.2 Input Power Connections .......................................................... 4-1
4.2.1 Fuses ..................................................................... 4-1
4.2.3 Drive’s Power Connection Terminals ............................................. 4-1
4.3 Motor Connections ............................................................... 4-2
4.3.1 Motor Connection Specications - R8 ........................................... 4-2
4.3.2 Cooling - R8................................................................ 4-2
4.4 Dimension Reference.............................................................. 4-3
4.4.1 480V Drive with Disconnect.................................................... 4-3
4.5 Dimensions and Weights ........................................................... 4-3
4.5.1 UL UL Type / NEMA 1&12, Floor Mount Enclosure Mounting Dimensions ................ 4-4
4.6 Applicable Standards.............................................................. 4-5
Table of Contents

ii MN796SUP

Introduction 1-1MN796SUP
Chapter 1
Introduction
1.1 Manual Introduction
1.1.1 What This Chapter Contains
This chapter contains introductory information related to the ACB530 variable frequency drive. This drive provides
functionality that can be used to control many variable speed applications.
This manual contains supplemental information that is unique tot he ACB530 input disconnect congurations (PC). Refer to
MN796 User’s Manual for all other information.
1.2 Safety Notices
This equipment contains voltages that may be as high as 1000 volts! Electrical shock can cause serious or fatal injury.
Only qualied personnel should attempt the start-up procedure or troubleshoot this equipment. This equipment may be
connected to other machines that have rotating parts or parts that are driven by this equipment. Improper use can cause
serious or fatal injury. Only qualied personnel should attempt the start-up procedure or troubleshoot this equipment.
1.3 Use of Warnings
Warnings caution you about conditions which can result in serious injury or death and/or damage to the equipment, and
advise on how to avoid the danger. The following types of warnings are used in this manual:
Electricity warning warns of hazards from electricity which can cause physical injury and/or damage to the
equipment.
General warning warns about conditions, other than those caused by electricity, which can result in
physical injury and/or damage to the equipment.
1.4 Safety Related to Installation and Maintenance
These warnings are intended for anyone who works on the drive, power cables or motor.
1.4.1 Electrical Safety
WARNING: The ACB530 adjustable speed AC drive with Input Disconnect should ONLY be installed by a qualified
electrician.
WARNING: Even when the motor is stopped, dangerous voltage is present at the Power Circuit terminals U1, V1, W1 and
U2, V2, W2 and, depending on the frame size, UDC+ and UDC-, or BRK+ and BRK-.
WARNING: Dangerous voltage is present when input power is connected. After disconnecting the supply, wait at least 5
minutes (to let the intermediate circuit capacitors discharge) before removing the cover.
WARNING: Even when power is removed from the input terminals of the ACB530, there may be dangerous voltage (from
external sources) on the terminals of the relay outputs.
WARNING: When the control terminals of two or more drive units are connected in parallel, the auxiliary voltage for these
control connections must be taken from a single source which can either be one of the units or an external supply.
WARNING: The ACB530 will start up automatically after an input voltage interruption if the external run command is on.
WARNING: When the ACB530 with Input Disconnect is connected to the line power, the Motor Terminals T1, T2, and T3 are
live even if the motor is not running. Do not make any connections when the ACB530 with Input Disconnect is connected to
the line. Disconnect and lock out power to the drive before servicing the drive. Failure to disconnect power may cause
serious injury or death.
NOTE: For more technical information, contact the factory or your local Baldor sales representative.

1-2 Introduction MN796SUP

Installation 2-1MN796SUP
Chapter 2
Installation
2.1 Installation
Study these installation instructions carefully before proceeding. Failure to observe the warnings and instructions may cause
a malfunction or personal hazard.
WARNING: Before you begin read “Safety” on page 1.
WARNING: When the ACB530 with Input Disconnect is connected to the line power, the Motor Terminals T1, T2, and T3 are
live even if the motor is not running. Do not make any connections when the ACB530 with Input Disconnect is connected
to the line. Disconnect and lock out power to the drive before servicing the drive. Failure to disconnect power may cause
serious injury or death.
2.1.1 Application
This manual contains supplemental information that is unique to ACB530 input disconnect congurations (PC). Refer to the
base manual, MN796, the ACB530-U1 User’s Manual, for all other information.
2.1.2 Input Disconnect Features and Functions
The ACB530 with Input Disconnect is an ACB530 AC adjustable frequency drive packaged with an input circuit breaker
disconnect, and with a door mounted, external operating handle. The operating handle can be padlocked in the
OFF position (padlock not supplied). Enclosure options are UL Type 1, UL Type 12, (NEMA 1 and NEMA 12).
The following is a typical power diagram.
ACB530
Drive
Drive with Input Disconnect
Disconnect Switch
or Circuit Breaker
3 Phase
Input Power 3 3 Motor
••

2-2 Installation MN796SUP
The following gure shows the front view of the ACB530 Drive with Input Disconnect standard congurations, and identify
the major components.

Installation 2-3MN796SUP
2.1.3 Installation Flow Chart
The installation of Input Disconnect congurations for ACB530 drives follows the outline below. The steps must be carried
out in the order shown. At the right of each step are references to the detailed information needed for the correct installation
of the unit.
Note: References in the middle column below are to MN796, the ACB530-U1 User’s Manual. References in the third column
below are to this manual.
Task
Refer to MN796, the ACB530-U1
User’s Manual
“Installation” section
Additional Reference in
this Manual
PREPARE for
installation
“Preparing for Installation” • R8: “Lifting the Drive”
• “Drive Identication”
• “Suitable Mounting Location”

PREPARE the
Mounting Location
“Prepare the Mounting Location” • R8: “Prepare the Mounting Location
– R8”
• “Dimensions and Weights

REMOVE the front
cover
“Remove Front Cover” R8: “Remove Side Panel - R8 UL Type /
NEMA 1 & 12 Enclosures”

MOUNT the drive “Mount the Drive” R8: “Mount the Drive”

INSTALL wiring “Wiring Overview” and
“Install the Wiring”
“Installing the Wiring”

CHECK installation “Check Installation” --

RE-INSTALL the cover “Re-install Cover” --

APPLY power “Apply Power” --

START-UP “Start-Up” --

2-4 Installation MN796SUP
2.1.4 Preparing for Installation
2.1.4.1 Lifting the Drive
R8
Warning: Handle and ship floor mounted enclosures only in the upright position. These units are not designed to be laid on
their backs.
1. Use a pallet truck to move the package/enclosure to the installation
site.
2. Remove the cabinet side panels from UL Type/NEMA 1 and 12
enclosures for access to the cabinet/pallet mounting bolts. (6 torx
screws hold each cabinet side panel in place. Leave the side panels
off until later.)
3. Remove the 4 bolts that secure the cabinet to the shipping pallet.
Warning: Use the lifting lugs/bars at the top of the unit to lift R8 drives.
4. Use a hoist to lift the drive. (Do not place drive in nal position until
mounting site is prepared.)

Installation 2-5MN796SUP
2.1.4.2 Drive Identification
To identify the type of device you are installing, refer to the type code number on the device identication label.
• Wall mounting base drives – label attached on the side surface of the heat sink.
• Packaged drive with screw cover – label attached to outside surface on the left ide of the enclosure.
• Enclosure with hinged cover/door – label on inside surface of the cover/door.
Type Code Number
Use the following to interpret the type code found on the identication label.
ACB530 PC 316A -4+
AC, Standard Drive - 530 product series
Construction (region specic)
U1 = Base Drive
PC = Drive with circuit breaker
Output current rating
4 = 380…480 VAC
Enclosure protection class
No specication = UL Type 1/NEMA 1
+B055 = UL Type 12/NEMA 12
B055
Voltage rating
Ratings and Frame Size
Charts in the “Ratings” sections of MN796, the ACB530-U1 User’s Manual, and this manual list technical specications, and
identify the drive’s frame size.
NOTE: Some instructions in this document vary, depending on the drive’s frame size. To read the Ratings table, you need
the “Output current rating” entry from the type code (see above).
2.1.4.3 Suitable Mounting Location
For selecting a suitable mounting location for PC congurations, refer to:
• Preparing for installation in MN796, the ACB530-U1 User’s Manual, and
• The Technical Data section of this manual for information on dimensions and weights.
2.1.5 Installing the Drive
Warning: Metal shavings or debris in the enclosure can damage electrical equipment and create a hazardous condition.
Where parts, such as conduit plates require cutting or drilling, first remove the part. If that is not practical, cover nearby
electrical components to protect them from all shavings or debris.

2-6 Installation MN796SUP
2.1.5.4 Prepare the Mounting Location – R8
The ACB530 should only be mounted where all
of the requirements dened in “Preparing for
Installation” are met.
Frame size R8 has mounting holes inside the
enclosure base. See “UL Type/NEMA 1&12, Floor
Mount Enclosure Mounting Dimensions”.
Where it is not possible to use either mounting hole
at the back of the base, use an L-bracket at the top
of the enclosure to secure the cabinet to a wall or to
the back of another enclosure. Bolt the L-bracket to
the enclosure using the lifting lug bolt hole on the top
of the enclosure.

Installation 2-7MN796SUP
2.1.5.5 Remove Side Panels – R8 UL Type/NEMA 1 & 12 Enclosures
Cabinet Door
1. To open the cabinet door, loosen the quarter-turn screws that hold
the cabinet door closed.
2. Installation access is easier if these panels are kept off throughout
the installation.
1. Use a hoist to move the cabinet into position.
Note: If the cabinet location does not provide access to the cabinet
sides, be sure to re-mount side panels before positioning cabinet.
2. Install and tighten mounting bolts.
2.1.6 Installing the Wiring
WARNING:
• Metal shavings or debris in the enclosure can damage electrical equipment and create a hazardous condition. Where
parts, such as conduit plates require cutting or drilling, first remove the part. If that is not practical, cover nearby
electrical components to protect them from all shavings or debris.
• Do not connect or disconnect input or output power wiring, or control wires, when power is applied.
• Never connect line voltage to drive output Terminals T1, T2, and T3.
• Do not make any voltage tolerance tests (Hi Pot or Megger) on any part of the unit. Disconnect motor wires before
taking any measurements in the motor or motor wires.
• Make sure that power factor correction capacitors are not connected between the drive and the motor.
Wiring Requirements
Refer to the “Wiring Requirements” Section in MN796, the ACB530-U1 User’s Manual. The requirements apply to all
ACB530 drives. In particular:
• Use separate, metal conduit runs for the following different classes of wiring:
– Input power wiring.
– Motor wiring.
– Control/communications wiring.
• Properly and individually ground the drive, the motor and cable shields.

2-8 Installation MN796SUP
Power Connection – Standard Drive with Input Disconnect (Floor Mounted)
UL Type/NEMA 1 & 12 oor mounted ACB530 Standard Drive with Input Disconnect units are congured for wiring access
from the top and include a removable conduit mounting plate. The following gure shows the wiring connection points. Refer
to MN796, the ACB530-U1 User’s Manual for control connections to the drive.
2.1.6.1 Install the Line Input Wiring
Line Input Connections – Standard Drive with Input Disconnect Configurations
Connect input power to the terminals of the disconnect switch or circuit breaker. Connect the equipment grounding
conductor to the ground lug. The gure below shows the connection points for Standard Drive with Input Disconnect
congurations.
WARNING: Check the motor and motor wiring insulation before connecting the ACB530 to line power. Follow the procedure
in MN796, the ACB530-U1 User’s Manual. Before proceeding with the insulation resistance measurements, check that the
ACB530 is disconnected from incoming line power. Failure to disconnect line power could result in death or serious injury.
NOTE: For the remainder of the installation and start-up (motor and control wiring) refer to MN796, the ACB530-U1 User’s
Manual.

Maintenance 3-1MN796SUP
Chapter 3
Maintenance
3.1 Maintenance
3.1.1 Maintenance Intervals
If installed in an appropriate environment, the drive requires very little maintenance. This table lists the routine maintenance
intervals recommended by Baldor.
Maintenance Configuration Interval Instruction
Check/replace oor mount
enclosure inlet air lter
Floor mount UL Type /
NEMA 12 enclosures
Check every 3 months.
Replace as needed.
“Floor Mount – UL Type /
NEMA 12 Enclosure Inlet Air
Filter”
Check/replace oor mount
enclosure exhaust air lter.
Floor mount UL Type /
NEMA 12 enclosures
Check every 6 months.
Replace as needed.
“Floor Mount – UL Type /
NEMA 12 Enclosure Exhaust
Filters”
Check and clean heatsink. All Depends on the dustiness
of the environment (every
6…12 months)
See “Maintenance” in
MN796, the ACB530-U1
User’s Manual.
Replace drive module fan. All Every six years See “Maintenance” in
MN796, the ACB530-U1
User’s Manual.
Replace enclosure fan(s). NEMA 12 Every three years See “Enclosure Fan
Replacement
– UL Type / NEMA 12
Floor Mount Enclosures”.
For other frame sizes, see
“Maintenance” in MN796,
the ACB530-U1 User’s
Manual.
Replace battery in the
Assistant control panel.
All Every ten years See “Maintenance” in
MN796, the ACB530-U1
User’s Manual.
3.1.2 Drive Module Fan Replacement
The drive module fan cools the heatsink. Fan failure can be predicted by the increasing noise from fan bearings and the
gradual rise in the heatsink temperature in spite of heatsink cleaning. If the drive is operated in a critical part of a process,
fan replacement is recommended once these symptoms start appearing. Replacement fans are available from Baldor. Do
not use other than Baldor specied spare parts.
Refer to the installation instructions supplied with the fan kit.
3.1.3 Enclosure Fan Replacement – UL Type / NEMA 12 Floor Mount Enclosures
UL Type 12 / NEMA 12 enclosures include an additional fan (or fans) to move air through the enclosure.

3-2 Maintenance MN796SUP
3.1.3.1 Floor Mount– UL Type / NEMA 12 Enclosures
The enclosure fan is located in the exhaust box on top of
the UL Type / NEMA 12 enclosure.
1. Remove the left and right lter frames of the exhaust fan
box by lifting them upwards.
2. Disconnect the fan’s electrical connector from the
cabinet roof (top right Inside the cabinet).
3. Undo the four fastening screws at the corners of the fan frame. The screws are through bolts with nuts on the inside of
the cabinet. (Do not drop the hardware into the drive).
4. Remove the fan and fan frame as one unit.
5. Disconnect the fan wiring and capacitor from the fan
frame. Then remove the four screws attaching the fan to
the fan frame. Remove the old fan.

Maintenance 3-3MN796SUP
6. Install the new fan and capacitor with the replacement
part for Baldor in the reverse order of the above. Ensure
the fan is centered on the velocity stack and rotates
freely.
3.1.4 Floor Mount - UL Type / NEMA 12 Filter Material
Enclose Type Inlet (door) Outlet (roof)
UL Type / NEMA 12 3AUA0000006723 (qty 1) 3AUA0000006722 (qty 2)
Note: When installing the filter media, the white side must face the outside of the cabinet and the colored side must face
the inside of the cabinet.
3.1.5 Floor Mount – UL Type / NEMA 12 Enclosure Inlet Air Filter
The inlet air lter for the R8 UL Type / NEMA 12 enclosure is located in the
enclosure front door.
1. While holding the top of the lter frame, pull up on the bottom of the
frame. The lter frame will slide up approximately 3/4 inch and can
then safely removed by tilting away from the cabinet and lifting up.
2. Lay the lter frame on a at work surface. Remove
the 3 retaining brackets by squeezing the tabbed
corners in towards the middle of each bracket until the
bracket clears the lter frame. Save these brackets for
replacement. Remove and inspect the lter.

3-4 Maintenance MN796SUP
3. Install the replacement lter. Be sure to tuck the lter
into the grove around the entire lter frame. This is very
important for proper installation.
4. Reinstall the 3 lter restraining brackets. These will
prevent the lter from being pulled out of the lter
frame.
• Install the center bracket rst.
• Install the 2nd bracket overlapping the center
bracket by ½ to the left.
• Install the 3nd bracket overlapping the center bracket by ½ to the right.
5. Install the lter frame back to the cabinet door. Carefully align the
mounting hooks to the slots in the cabinet door. The hooks should be
pointing down. Press in at the center of the lter frame with your knee
and gently press down with your hands at the top of the frame. The
lter frame will slide down approximately ¾ inch and should be sealed
securely to the door around the entire lter frame.
3.1.5.2 Floor Mount – UL Type / NEMA 12 Enclosure Exhaust Filters
The exhaust lters in the oor mount UL Type / NEMA 12 enclosure are located in the exhaust box at the top of the
enclosure.
There are 2 lter frames attached to the exhaust box.

Maintenance 3-5MN796SUP
1. Remove each lter frame:
• Lift up on the lter frame until it slides approximately
¾ inch.
• Pull away from the exhaust box to remove.
2. For each lter frame, remove the wire retainers that hold
the lters in place:
• Lay the lter frames on a at work surface.
• The wire retainers have a square “U” shape. Remove
by squeezing the open end of the “U” towards the
middle of the “square” until the retainer top (open end
of “U”) clears the lter frame.
• Save the retainers for reinstallation.
3. Remove and inspect the lter.
4. Install clean lters.
Note: When installing filter media, the white side must face to outside of the cabinet,
and the colored side faces in. Be sure to tuck the filter edges into the groove around
the entire filter frame. This detail is very important for proper operation.
5. Reinstall the lter restrainers.
• Insert the base of a retainer (bottom of “U” shape) into
a lter frame channel.
• Squeeze the open end of the “U” until it clears the
lter frame.
• Seat the open end of the “U” in the lter frame
channel.
• Release the retainer to its relaxed, square shape.
6. Install each lter frame to the bonnet on top of the
cabinet.
• Carefully align the frame’s mounting hooks with the
slots in the bonnet. (The hooks should be pointing
down.)
• Press down at the top of the lter frame. (The lter
frame slides down approximately ¾ inch).
• Check all around the lter frame for a secure seal to
the exhaust box.

3-6 Maintenance MN796SUP