ABB 7BCEM2543T General Purpose Motor - OPSB
Part Number: 7BCEM2543T
Quick Summary
General Purpose Motor ABB 7BCEM2543T delivers reliable 50 HP, 3‑phase power for open‑drain industrial drives and conveyors. Engineers often face downtime and inefficiency when selecting a motor with dual voltage and rugged enclosure, so reliability and installation flexibility matter. This model carries CSA, CSA EEV, and UR approvals, with a robust OPSB enclosure and NEMA design A fundamentals to support long service life. By combining premium efficiency, standardized mounting, and broad stock availability, it delivers measurable business value through reduced energy costs and faster machine uptime across general manufacturing and material handling environments.
Product Information
Extended Description
7BCEM2543T ABB: General Purpose Motor 50 Hp 230 V (CEM2543T)
Configuration Only
No
Country of Origin
United States (US)
Lead Time
0 day
Made To Order
No
Product Sales Status
Active
Quote Only
No
Stocked At Warehouses
EGAUT001EXPU
Warranty Return
Product under warranty must be returned
Configuration Only
No
Country of Origin
United States (US)
Lead Time
0 day
Made To Order
No
Product Sales Status
Active
Quote Only
No
Stocked At Warehouses
GBINS001EXPU
Warranty Return
Product under warranty must be returned
Country of Origin
United States (US)
Lead Time
0 day
Made To Order
No
Product Sales Status
Active
Quote Only
No
Stocked At Warehouses
SGIND004EXPU
Warranty Return
Product under warranty must be returned
Country of Origin
United States (US)
Lead Time
0 day
Made To Order
No
Product Sales Status
Active
Quote Only
No
Stocked At Warehouses
USABB014EXPU
Warranty Return
Product under warranty must be returned
ABB Type Designation
50HP,1775RPM,3PH,60HZ,326TC,4256M,O
Altitude
1000 m
Ambient Temperature
40 °C
Bearing
6312 | Ball
Bearing NDE
6311 | Ball
Brake Present
No
Brand / Label
Baldor-Reliance
Catalog Number
CEM2543T
Certification Agency
CSA | CSA EEV | UR
Country of Origin
United States (US)
Customs Tariff Number
85015230
Design
B
Dimension Diagram
42LYD102: Dimension Sheet
Direction of Rotation
Both sides
Drive End Flange Type
C-Face
Duty Time
60 Min
ETIM 7
EC001851 - Electric motor
Efficiency Level
IE3 | Not Regulated / Exempt | Premium Efficiency (NEMA 12-12)
Electrical Data
Enclosure Type
OPSB
Frame Material
Steel
Frame Size
326
Frequency (f)
60 Hz
Global Commercial Alias
CEM2543T
Gross Volume
17088.75 in³
Gross Weight
491.001 lb
Horsepower Rating UL/CSA
50.000 Hp
IC Class
OPSB
IDEA Granular Category Code (IGCC)
1328 >> Multi phase motor AC
IE Class Data (50 Hz)
IE Class NA
IE Class Data (60 Hz)
IE Class NA
IM Class
F1
Insulation Class
F
Invoice Description
50HP,1775RPM,3PH,60HZ,326TC,4256M,OPSB,F
Lubrication
Regreasable
Made To Order
No
Medium Description
General Purpose 3PH Open, 50 HP, 1800 RPM, Frame Size 326Tc, C-Face Mounting, 3 Phase, OPSB Enclosure, 230/460 V, 60 Hz (CEM2543T)
Minimum Order Quantity
1 piece
Motor Base Type
Foot Mounted
Motor Frame Size
326TC
Motor Frame Suffix
TC
Mounting Orientation
Horizontal
Mounting Position
F1
NEMA Design Code
A
Number of Phases
3
Number of Poles
4P
Number of Poles (High)
4
Number of Speeds
Single Speed
Order Multiple
1 piece
Output Power
50 Hp
Power Factor
87 %
Product Name
General Purpose 3PH Open
Product Net Depth / Length
24.5 in
Product Net Height
22.5 in
Product Net Weight
491.001 lb
Product Net Width
31 in
Product Type
Undefined
Quote Only
No
Rated Current (In)
114 A | 57 A
Rated Efficiency
94.50 %
Rated Speed
1775 r/min
Replaced Product ID (OLD)
7B42D102W387G1
Selling Unit of Measure
piece
Service Factor
1.15
Service Factor Percentage
1.15 %
Shaft Diameter
2.13 in
Short Description
50 HP, 1800 RPM, Frame Size 326Tc, C-Face, 3 PH, OPSB, 230/460 V
Standards
NEMA
Starting of Motor
Direct On Line
Stocked At (Warehouses)
China | Alabama, United States | Alaska, United States
Synchronous Speed (vsyn)
1800 r/min
Temperature Class Default
--
Two Speed Motor
No
Type of Duty
Continuous
UNSPSC
26101115
Voltage Code
G
Voltage Rating
230 V | 460 V
Feature → Business Impact → Application: The 50 HP output at 1775 rpm with a 326TC frame enables strong torque for continuous load handling on conveyors and mixers, improving downstream throughput and reducing belt wear. Application: general manufacturing lines and packaging systems seeking reliable torque curves. Feature → Business Impact → Application: Dual voltage 230 V / 460 V simplifies electrical design and spare parts planning, reducing installation time and wiring errors. Application: facilities upgrading or expanding with existing 230/460 V infrastructure. Feature → Business Impact → Application: OPSB enclosure with C‑Face mounting protects the motor in dusty or humid environments, lowering maintenance cycles and extending mean time between failures. Application: open production areas and outdoor-enveloped spaces. Feature → Business Impact → Application: IE3 efficiency rating lowers operating energy costs in continuous duty scenarios by minimizing I²R losses. Application: high‑duty conveyors and pumps in process industries. Feature → Business Impact → Application: Regreasable bearings and DOL starting streamline maintenance and start‑ups, reducing downtime and inventory needs. Application: OEMs and service teams performing quick replacements and field servicing. Feature → Business Impact → Application: CSA, CSA EEV, and UR certifications ensure regulatory compliance for global deployments, supporting audits and supplier qualification. Application: multinational facilities with strict third‑party approvals and import requirements.
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FAQs
The ABB 7BCEM2543T is designed for horizontal, foot‑mounted installation with a C‑Face mounting interface and an OPSB enclosure. It supports direct on line starting for simple, immediate starts and uses a 326TC frame size, facilitating straightforward mechanical alignment and compatibility with common mechanical systems in manufacturing lines.
This 50 HP, 3‑phase motor operates at 60 Hz with dual voltage 230 V / 460 V. It delivers a nominal speed of 1775 r/min and a service factor of 1.15. The insulation class is F, and the efficiency is rated at 94.50%, aligning with Premium IE3 standards for energy-conscious operations.
Yes. The motor is specified for continuous duty with a 60 minute duty rating, designed to handle ongoing loads typical of conveyors, mixers, and general equipment in manufacturing environments. The 326TC frame, solid bearings, and robust construction support long life in demanding applications while maintaining consistent performance.
The motor carries CSA, CSA EEV, and UR certifications, helping with regulatory compliance and international sourcing. It also aligns with NEMA design criteria (Design A) and IE3 efficiency expectations, which supports audits, installation in diverse markets, and easier supplier qualification for global projects.
Maintenance is supported by regreasable bearings and accessible lubrication points, reducing maintenance intervals. The product is actively stocked in multiple warehouses, enabling quick fulfillment. Warranty policies require warranty returns as applicable, with local stock and service support to minimize downtime during replacements or repairs.