For over 85
years, Baldor has
strived to provide
customers with
the best value and
reliability in industrial
electric motors.
That dedication
shows in customer
preference for
Baldor motors.
To be considered
as the most
preferred...
Baldor offers
the industry’s
broadest line of
stock products. Save valuable time with just one call to
Baldor. We offer more than 7,000 stock motors, drives
and gearboxes.
Customer
Preference
Percentage of research studies in which
Baldor was chosen most preferred.
Industry’s
shortest lead
times/Flexible
manufacturing.
Baldor has
the industry’s
shortest lead
times on custom
motors – just
ten working
days. Our unique
FLEX FLOW
manufacturing process lets us produce any order in any
quantity, quickly and efficiently.
Industry’s best information. Only Baldor offers
customers so many choices for product information with
a wide variety of catalogs and product brochures,
a CD-ROM electronic catalog, the Baldor Web site
(www.baldor.com), or you may talk to a Baldor
customer service person or “ask the engineer” at
www.BaldorProSpec.com.
Energy-efficiency leader. We began lowering the
energy consumption of our motors in the 1920s, long
before others were even talking about it. Today, our
expansive line of Super-E® NEMA Premium® efficient
motors ranges from 1 through 1250 hp. Baldor’s
Super-E line offers customers the highest overall
efficiency levels in the industry.
Baldor products are
available at more
locations than any other
brand. Our 35 district
offices across North
America offer immediate
availability of Baldor
products to thousands of
distributors.
Continuous innovation to improve reliability.
Baldor leads the motor industry in applying new
technologies and materials to improve motor reliability.
Baldor was the first to introduce ISR® (Inverter Spike
Resistant®) magnet wire on our AC motors, which is up
to 100 times more resistant to voltage spikes. Baldor was
first to use Exxon’s Polyrex® EM grease, which protects
motor bearings better, providing improved lubrication
life, greater shear stability, and superior resistance to
washout, rust and corrosion.
Table of Contents
Page
DC Motor and Control Applications 1
Matched Performance 1
Typical Frame Sizes for PMDC Motors 2
SCR-Rated PMDC Motors 4
Baldor DC Motor Construction 6
Subfractional Hp PMDC
Motors and Gearmotors 7
Wound Field DC Motors 8
Integral Hp Wound Field DC Motors 10
Low Voltage DC Motors 11
DC Power Motors 11
Lifiting Magnet and DC Generators 11
DC SCR Controls 12
Tachometers 13
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Page 3
DC Motors & Controls
0200400800600100012001400160018002000
0
1
2
3
4
5
TORQUE (ft-lbs)
SPEED (rpm)
0
.4
.8
1.6
2.0
HORSEPOWER
1.2
Base
Speed
Intermittent Safe Operating Area
HP
Continuous Operating Area
for many different
applications
Baldor offers the widest variety of DC Motors. From
1/50 to 500 horsepower, our rugged industrial designs
may be used to power everything from a medical
blood centrifuge to the printing press for your Sunday
newspaper.
SCR-rated DC motors are available from stock in
permanent magnet designs through 5 horsepower.
Wound field designs are stocked through 500 HP. DC
motors with special features are available from stock for
special applications:
• Explosion-proof for hazardous locations
• Washdown Enclosures for food processing
• Metric mounting for replacement of motors built
to IEC standards
• Permanent magnet motors with a built-in
precision DC tachometer
• Right angle and parallel shaft gear motors
• 115 and 230 volt power motors built to IEEE 45
and USCG 259 standards for shipboard use
Custom motors are available
with special voltages, base
speeds, mountings and
other options. With Baldor,
building a custom motor to
the specifications you require
can eliminate assembly time,
adapters, repainting and other
costly operations. You buy only
what you require, and we deliver when
you need it.
Matched Performance™
We know how our DC motors and controls perform
when used together. This assured performance gives you
the Matched Performance™ that you need. The wide
range of SCR controls we offer assures that we have the
correct control for most applications. Let Baldor take the
guesswork out of matching motors and controls.
Baldor offers a wide range of DC motors with up to 500 Hp
available from stock.
www.baldor.com
Performance Specifications
BC140 Control and CDP3455 Motor 1HP
At the heart of our DC motor lineup are the many sizes of our versatile permanent magnet DC motors. These range in
output from 1/50 hp to the industry’s only 5 horsepower. Ruggedness, dependability and ease of use are the reasons
that Baldor PMDC motors are specified by more customers than any other.
Tach adaptable with optional tach
mounting kit (except explosion proof)
Long life brushes, constant force
springs on 42 and 180 frame
body sizes (33P & 36P).
Heavy duty steel frames with
removable mounting bases (36P
and explosion proof welded-on).
Typical Frame Sizes for Permanent Magnet DC Motors
Hp
1/50ABP-0ABP-0ABP-0ABP-0
1/25ABP-0ABP-0ABP-0ABP-0
1/1042C, 48C or 56C42C, 48C or 56C42C, 48C or 56C42C, 48C or 56C
1/856C42C, 48C or 56C42C, 48C or 56C42C, 48C or 56C42C, 48C or 56C
Ratings 2 HP and above designed for 180 Volts only.
ABP = Non NEMA Foot Mount
11501750250035005000
42C, 48C
56C
Base Speed
42C or 48C
56C
42C or 48C
56C
42C or 48C
56C
42C or 48C
56C
42C, 48C or 56C
42C, 48C or 56C
2
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Page 5
Armature connections fused
to commutator for reliability
and low resistance.
Class H+ moisture resistant
magnet wire operated at a Class
F rise for long insulation life.
Dynamic balanced armature for
smooth operation.
Highest quality oriented ceramic ferrite
magnets for increased motor efficiency.
Drive end bearing locked
in place allowing vertical
mounting or axial shaft
loads.
Double seal ball bearings
with moisture resistant
grease for long life.
Die cast alloy endplates
with steel bearing inserts.
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3
Page 6
SCR - Rated Permanent
Magnet DC Motors
Baldor chooses to make a wide variety of SCR-Rated PMDC motors, each specifically designed to a horsepower
range. This optimizes the motor’s commutator, brushes and inertia to assure the best performance possible. We
further modify these designs for specific applications, washdown, explosion proof, metric mountings and integral DC
tachometer. Only Baldor offers the choice of such a wide range of DC motors from stock, so you can be assured of
having the best motor for your application.
NOTE: * Additional motors are available with washdown enclosures and with integral DC tachometers – same performance data.** Additional motors are available with B14 face
Catalog
Number
Arm
Volts
Full Load
Amps
Rated Torq.
lb-ft
www.baldor.com
5
Page 8
Baldor DC Motor Construction
Baldor’s broad liine of DC motors continues to lead the industry with choices of permanent magnet or wound field
designs. Many different configurations are available from stock or Baldor can design and build a motor to meet exact
application requirements with our short leadtime.
DC Motor Construction Features
ClarksvilleWestvilleCharlotte
Features
HP Range1/50 - 1/41/8 - 51 - 500
Class F insulation
1.0 Service factor
Long life brush system
Precision turned commutator with fused armature connectionsSSS
Permanent magent designs
Wound field designsSS
Operation above base speed with field weakening
2 electrical pole designs
4 electrical pole designs360 frame - up
Overload thermostat
Mechanical Features
NEMA Frame sizes 42 - 5648 - 1810AT182 - 5010AT
IEC Frame Sizes
TENV and TEFC enclosures
DPFG - open enclosuresOOS
DPBV - drip proof - blower cooled enclosures
Washdown and paint free washdown models
Explosion proof enclosure
MSHA - Mine Safety and Health Administration models
Integral DC tachometer modelsS
Tach adaptable
Steel Band - Die cast aluminum endplates, steel fan cover
Heavy rolled steel frame - cast iron endplates & fan cover
Die cast aluminum conduit box
Cast Iron conduit box
Double sealed ball bearingsSSS
Hardware - cad plated
Motor unfiltered vibration at rated voltage & frequency < 0.15 in/sec velocity
Motor unfiltered vibration at rated voltage & frequency < 0.08 in/sec velocity
Non-sparking exteral cooling fan
Limited Warranty18 months18 months18 months
Note: Contact your Baldor District Office for certified data, dimensions and features of a specific motor.
SSS
SSS
SSS
SS
S
SS180 - 320 frame
OS-stock motors
6371 - 112132 - 250
SSS
S
S
S
OO
OSS
SS
S
SS
S
SSS
SSS
OOO
SS
6
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Page 9
Subfractional Hp Permanent Magnet
DC Motors and Gearmotors
In addition to our larger DC motors, Baldor has a complete line of subfractional permanent magnet DC motors – alone
or with either right angle or parallel shaft gear reduction. Both in SCR-Rated and low voltage designs.
A wide variety of styles and mounting configurations of right angle gearmotors cover the range from 1/50 to 1/2
horsepower. Sealed gearbox housings with lifetime lubrication allow mounting in any position*. Their compact design
and broad selection of speeds make these units ideal for direct coupling to the load. In many cases, additional
equipment such as chain and sprockets can be eliminated. These units are well suited for all types of conveyorized
equipment, mixers, feeders, gate and door operators and many other applications.
Standardized mountings and optional bases make parallel shaft gearmotors ideal for original equipment as well as
replacement applications. These compact efficient gearmotors provide high output torque in a small package. They
are well suited to many applications such as all kinds of conveyorized equipment, food processing, printing and
packaging machines.
Subfractional HP Motors
1/100 - 1/4 HP
Parallel Shaft Gearmotors Output
Torques to 400 lb-in
NOTE: * Vertical motor below gearhead is not recommended. Avoiding this position will provide greater protection against oil leakage back into the motor.
Contact Baldor is this position cannot be avoided.
Right Angle Gearmotors Output
Torques to 250 lb-in
Low Voltage
1/50 - 1/4 HP
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Page 10
Baldor’s Family of Wound Field DC Motors
Baldor also makes a wide variety of wound field SCR-Rated DC motors. These range from a 48 frame 1/8 HP motor
to a large 5010AT 500 HP size. We know that some customers still prefer the reliable Baldor wound field motors that
have been available for over 75 years. Baldor continues to expand our product range so we can be your primary
supplier of DC motors and drives.
Low voltage Baldor wound field motors are available with either a series or compound wound field. Special designs
are available for traction applications or hydraulic pumps. Power motors are designed for operation from a generator
or batteries.
Baldor’s Extensive Line of Integral Hp
Wound Field DC Motors
DC motors continue to be an important product at Baldor. Our extensive stock of Integral HP ratings allows you to get
the motor required from our inventory. If the motor isn’t available from stock, our new large DC motor plant has the
capability to build it with the industry’s shortest lead times.
The following chart shows Baldor’s Integral Hp manufacturing capabilities.
Integral Hp Custom Motor Capabilities
DPFG and DPBV Enclosure, 500V Armature (240 volt available), Typical
Frame Sizes
NOTES: 1 240 Volt Armature Only2 Blower Required (DPBV)
Totally Enclosed designs also available.
3004005006508501150175025003500
1288AT 1259AT 12110AT 1
328AT
1328AT 1288AT 1259AT 1
365AT
2368AT2366AT2
407AT
2366AT2
368AT
2
506AT
2506AT2
506AT
2506AT2506AT2504AT2407AT2368AT2
508AT
25010AT2508AT2506AT2409AT2407AT2
5011AT
2508AT2506AT2
5010AT
2508AT2506AT2506AT2
5010AT
506AT409AT
506AT504AT
2508AT2506AT2506AT2409AT2409AT2
5011AT
25011AT25010AT2506AT2504AT2
5012AT
366AT328AT328AT259AT2110AT219AT
366AT
368AT
5011AT
BASE SPEED
1L182AT 1L182AT 1L182AT 12L182AT 12
L186AT
1L186AT 1L182AT 1L182AT 1L182AT 1
L186AT
218ATL186ATL186ATL186ATL182AT
2110AT219ATL186ATL186ATL186AT
366AT328AT288AT258AT258AT
2
2366AT2365AT2
25010AT2
366AT
368AT2366AT2
368AT2
506AT
25010AT2508AT2
5012AT
328AT2
368AT366AT328AT
409AT2368AT2368AT2366AT2
506AT
508AT
5011AT
288AT259AT259AT
328AT
328AT288AT
366AT329AT
368AT
407AT2407AT2366AT 2
506AT2
25010AT 2
287AT2
366AT2366AT2
288AT2
328AT2
328AT2
288AT
10
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Page 13
Low Voltage DC Motors – 12-72 VDC
More and more vehicles are being powered from batteries. Baldor is a long-time supplier of energy efficient DC
motors for electric vehicles.
Wound Field Motors
1/50 - 8 HP
DC Power Motors
Some applications require a DC motor to operate from a NEMA Type A power supply, a DC generator or back-up
battery system. For these jobs, Baldor makes a lineup of DC Power Motors for either a 115 or 230 volts DC. These
motors are typically compound wound, but are available in shunt or series construction. Some ratings are also
available as permanent magnet.
DC Power Motors
1/50 - 500 HP
Lifting Magnet and DC Generators
Baldor’s rugged industrial DC motors are used as the basis for our 230V DC lifting magnet generators. This provides
a heavy duty generator with cast iron endplates and a thick steel housing. Oversized brushes and commutators,
sealed ball bearings and corrosion-resistant epoxy paint ensure long life and minimum service requirements. These
generators are self-excited and have a drooping voltage characteristic. These are stocked with choice of base
mounting or base with C-face in 5-40 kW ratings. Larger custom ratings are also available.
DC Generators are available using our rugged Integral HP DC Motor frames. These can be designed with either
external or self-excited fields. Standard output voltages are 120 or 250 DC, other voltages are available.
5 - 40 kW
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3/4 - 200 kW
11
Page 14
DC SCR Controls
Standard SCR
and Line Regen Controls
Baldor now offers a wide range of SCR controls to meet most
applications. Both standard and line regenerative designs are available.
Our line of single phase input controls are available for chassis mounting
or with NEMA 1 or NEMA 4X enclosures. Baldor’s controls for three
phase input are available as standard or line regen designs with common
keypad language and set up like our Inverters and Vector controls.
When you specify a Baldor SCR control along with your DC motor, you
are assured of Matched Performance™. We know what performance you
will get with the combination of our motor and control.
Accessory boards are also available to customize the control to meet
your particular application requirements. This may range from following
a process signal, leader/follower applications, serial interfaces and many
more.
Baldor offers a wide range of tachometers to meet almost any application that you may have. DC, AC and Digital
Encoder-based tachs are available either as stand-alone products or mounted to permanent magnet or wound field
motors.
Baldor tachometers are used in elevators, plastic extruders, printing presses, antenna drives and many other diverse
applications.
Our most popular XPY DC tach is available with PY or metric flange or foot mounting, in standard TENV or washdown
enclosures; all from stock.
Our newest PY style DC tach, the XPYII, is shorter in length, but full-featured in performance. Its rugged cast iron
housing is suited for mill applications and has better electrical shielding. The output signal has very low ripple current.
We even have a version that uses a metric mounting flange and can be made with either IP54 or IP65 enclosure.
XC tachs are used when a rugged DC tach is required. Many mill applications utilize these tachs because of their
voltage stability with temperature extremes, excellent output signal and cast iron construction.
DC XPY Tach
Flange and Foot mount
Pancake tachs with either DC, AC or Digital outputs are available for applications where space is at a premium.
Encoder-based digital tachs are available with a standard PY mounting flange for applications where new digital SCR
controls are used. These easily mount to existing PY mounting adapters.
Our BTG1000 provides a 50 volt/1000 RPM DC output. This low cost tach provides basic speed indication.
Modular DC tachs are also available for OEMs that can mount them as an integral part of their products.
AC, DC or Digital
Pancake Tach
DC XPII Tach
DPY
DC XC Tach
BTG1000
DC Tach
www.baldor.com
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Page 16
Contact your nearest Baldor District Office at these
World Wide locations or visit www.baldor.com
UNITED STATES
ARIZONA
PHOENIX
4211 S 43RD PLACE
PHOENIX, AZ 85040
PHONE: 602-470-0407
FAX: 602-470-0464
CALIFORNIA
LOS ANGELES
6480 FLOTILLA
COMMERCE, CA 90040
PHONE: 323-724-6771
FAX: 323-721-5859
HAYWARD
21056 FORBES STREET
HAYWARD, CA 94545
PHONE: 510-785-9900
FAX: 510-785-9910
COLORADO
DENVER
2520 W BARBERRY PLACE
DENVER, CO 80204
PHONE: 303-623-0127
FAX: 303-595-3772