ABB 7BEJMM2543T Pump Motor - 50HP, 60Hz, OPSB
Part Number: 7BEJMM2543T
Quick Summary
ABB 7BEJMM2543T pump motor is a robust close-coupled motor designed for industrial pumping systems in water treatment, process, and general facility applications. This model helps operators avoid long procurement cycles by combining standard 326JM frame compatibility with a readily available stock profile. The design emphasizes reliability under continuous operation while meeting stringent industry standards. With a 50 HP rating, 1775 rpm speed, and a 230/460 V 3-phase supply, it supports efficient, maintenance-friendly operation. Trade-offs between energy efficiency and ruggedness are balanced through IE3-class performance and a 1.15 service factor, delivering dependable uptime and predictable total cost of ownership for process-critical pumping systems.
Product Information
Extended Description
7BEJMM2543T ABB: Pump Motor 50 Hp 230 V (EJMM2543T)
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,326JM,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
EJMM2543T
Certification Agency
CSA | CSA EEV | UR
Country of Origin
United States (US)
Customs Tariff Number
85015230
Design
B
Dimension Diagram
42LYF059: 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
EJMM2543T
Gross Volume
18748.226 in³
Gross Weight
491 lb
Horsepower Rating UL/CSA
50.000 Hp
IC Class
OPSB
IDEA Granular Category Code (IGCC)
1320 >> Pump 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,326JM,4256M,OPSB,F
Lubrication
Regreasable
Made To Order
No
Medium Description
Close Coupled Pump, 50 HP, 1800 RPM, Frame Size 326Jm, C-Face Mounting, 3 Phase, OPSB Enclosure, 230/460 V, 60 Hz (EJMM2543T)
Minimum Order Quantity
1 piece
Motor Base Type
Foot Mounted
Motor Frame Size
326JM
Motor Frame Suffix
JM
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
Close Coupled Pump
Product Net Depth / Length
33.75 in
Product Net Height
21.625 in
Product Net Weight
491 lb
Product Net Width
25.688 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)
7B42F059W387G4
Selling Unit of Measure
piece
Service Factor
1.15
Service Factor Percentage
1.15 %
Shaft Diameter
1.25 in
Short Description
50 HP, 1800 RPM, Frame Size 326Jm, 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
26101107
Voltage Code
G
Voltage Rating
230 V | 460 V
Feature → Business Impact → Application: The 50 HP motor delivers strong pumping capacity with 1775 rpm synchronous speed, enabling compact, efficient close-coupled pump configurations in constrained spaces. This translates to higher system throughput and reduced footprint in water treatment plants. Application: 50 HP, 1775 rpm, 3PH, 60 Hz, 230/460 V motors deployed in general-purpose centrifugal pumps with OPSB enclosure. Feature → Business Impact → Application: OPSB enclosure provides enhanced protection in moderate environment conditions, improving uptime in process plants while simplifying field service and compliance checks. Application: Close-coupled pump installations in chemical processing and similar industries requiring robust enclosure protection. Feature → Business Impact → Application: 326JM frame with C-Face and foot mounting ensures straightforward, vibration-friendly installation and quick retrofits in existing pump houses. Application: OEM and retrofit projects needing standard frame compatibility and reliable mounting. Feature → Business Impact → Application: Premium efficiency IE3 performance reduces energy consumption and operating costs over the motor’s life, supporting sustainability targets. Application: Continuous duty pumps in municipal water systems and industrial water circles. Feature → Business Impact → Application: 1.15 service factor provides ample margin for startup surges and variable loads, improving drive reliability and reducing motor overheating risk. Application: High-demand pumping scenarios with transient loads. Feature → Business Impact → Application: Direct On Line starting capability enables fast pump engagement with minimal drive complexity, decreasing installation costs and maintenance footprint. Application: New installations and upgrades in facilities prioritizing simplicity and quick commissioning. Feature → Business Impact → Application: 230/460 V dual voltage capability simplifies supply planning and regional stocking, reducing spare parts inventory and improving downtime planning. Application: Multi-site installations and OEM projects in North America. Feature → Business Impact → Application: 3-phase, 4-pole design with 1800 rpm synchronous speed supports balanced torque and smooth operation for close-coupled pumps in low-maintenance environments. Application: Water/wastewater, cooling towers, and general industrial pumping. Industry insight: The combination of foot-mounted, horizontal mounting and C-Face drive ends aligns with common pump-to-motor couplings, enabling straightforward alignment and reduced alignment-related failures. This translates to measurable maintenance cost reductions and faster repair cycles in heavy-use facilities.
Get a Quick Quote for a ABB 7BEJMM2543T
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in ABB 7BEJMM2543T?
Enquire Now
FAQs
ABB 7BEJMM2543T is a close-coupled pump motor with a 326JM frame, C-Face drive end, and foot-mounted configuration. It fits typical pump housings and OEM couplings used in water treatment and process lines, enabling straightforward alignment and secure mounting. The OPSB enclosure supports field installation in standard indoor environments, reducing installation risk and commissioning time.
The motor is a 3-phase unit rated at 50 HP with a 1775 r/min speed, compatible with 230 V or 460 V supplies at 60 Hz. It operates under a 1.15 service factor and offers IE3 premium efficiency. Direct On Line starting is supported, enabling simple, fast pump engagement with low gear and drive complexity in typical industrial pumps.
Yes. The ABB 7BEJMM2543T is designed for continuous-duty pump applications, including water treatment and general processing pumps. Its OPSB enclosure and 326JM frame provide rugged protection and mounting flexibility, while the 60 Hz, 230/460 V rating supports common regional electrical infrastructure in facilities handling fluids and slurries.
This motor is certified under CSA, CSA EEV, and UR recognition. It also aligns with NEMA design standards and UL/CSA certification for electrical safety, supporting regulatory compliance in North American operations. Insulation is Class F, and the design adheres to standard pump motor practices for reliability and safety.
Stock is available across multiple warehouses with near-zero lead time (0 day). Warranty terms specify that warranty returns apply if issues arise, ensuring post-sale support. Routine maintenance is minimized by a robust, sealed OPSB enclosure and a robust 50 HP motor with long-life bearings and regreasable lubrication to maximize uptime.