ABB 7312D Motor - 0.5/0.3HP, 1PH, 60Hz, 2P/4P, UR
Part Number: 7B7312D
Quick Summary
ABB 7312D motor is a compact, single-phase dual-speed drive ideal for grinders, buffers, lathes, and belt sanders. With 0.5/0.3 HP output and dual speeds of 1800 and 3600 rpm, it adapts to light finishing and higher-speed material removal without changing hardware. The unit is manufactured in the United States and operates on 115 V, GRND-enclosed, foot-mounted configuration for straightforward installation in existing tool lines. Stocked at multiple warehouses with 0-day lead time, it minimizes downtime and simplifies procurement. The motor carries UR certification and integrates with Baldor-Reliance heritage for reliable performance and predictable maintenance—key for procurement and on-site technicians.
Product Information
Extended Description
7B7312D ABB: .5/.3HP,3600/1800RPM,1PH,60HZ,3428LC
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
.5/.3HP,3600/1800RPM,1PH,60HZ,3428L
Ambient Temperature
40 °C
Brand / Label
Baldor-Reliance®
Catalog Number
7312D
Certification Agency
UR
Country of Origin
United States (US)
Customs Tariff Number
8460908020
Dimension Diagram
G7LY0395: Dimension Sheet
Drive End Flange Type
Standard
ETIM 7
EC001851 - Electric motor
Efficiency Level
Not Regulated / Exempt
Electrical Data
Enclosure Type
GRND
Frame Material
Steel
Frame Size
Undefined
Frequency (f)
60 Hz
Global Commercial Alias
7312D
Gross Volume
8416.408 in³
Gross Weight
40.823 kg
Horsepower Rating UL/CSA
0.500 Hp
IDEA Granular Category Code (IGCC)
1323 >> Multispeed motor AC
Insulation Class
B
Invoice Description
.5/.3HP,3600/1800RPM,1PH,60HZ,3428LC
Made To Order
No
Medium Description
1 Phase, GRND Enclosure, (7312D)
Minimum Order Quantity
1 piece
Motor Base Type
Foot Mounted
Mounting Orientation
Horizontal
Number of Phases
1
Number of Poles
2P | 4P
Number of Poles (High)
4
Number of Poles (Low)
2
Number of Speeds
two_speed
Order Multiple
1 piece
Output Power
0.50 Hp
Product Name
Grinders/Buffers/Lathes/Belt Sander
Product Net Depth / Length
27.438 in
Product Net Height
16.75 in
Product Net Weight
40.823 kg
Product Net Width
18.313 in
Product Type
Undefined
Quote Only
No
Rated Current (In)
5 A | 3.6 A
Rated Speed
1800 r/min | 3600 r/min
Selling Unit of Measure
piece
Service Factor
1.00
Service Factor Percentage
1.00 %
Shaft Diameter
0.63 in
Short Description
1 PH, GRND,
Standards
Other
Starting of Motor
Direct on line
Stocked At (Warehouses)
China | Alabama, United States | Alaska, United States
Synchronous Speed (vsyn)
1800 r/min | 3600 r/min
Type of Duty
Continuous
UNSPSC
26101110
Voltage Rating
115 V
Feature: Dual-speed operation (1800/3600 rpm) enables one motor to cover both grinding and high-speed finishing without swapping equipment. Business Impact: Reduces inventory, lowers maintenance costs, and enhances process flexibility. Application: Grinders, buffers, lathes, and belt sanders benefit from rapid speed selection to optimize finish quality and cycle times. Feature: 1-phase 115 V electrical supply withRated currents of 5 A and 3.6 A. Business Impact: Simplifies electrical hookup and panel integration, reducing installation time and wiring complexity. Application: Machine tools in retrofit or new-build lines where a compact, easy-to-wire motor is preferred. Feature: Foot-mounted, horizontal enclosure (GRND) for robust, vibration-resistant installation. Business Impact: Improves reliability in busy shop floors, lowers noise and vibration, and simplifies mounting with common layouts. Application: Retrofit projects for grinders and buffers where a stable base matters. Feature: Direct-on-line starting with Insulation Class B. Business Impact: Fast, straightforward startup with predictable thermal behavior, enabling dependable operation in continuous duty environments. Application: Continuous-duty grinding stations and belt-sander setups with minimal control hardware. Feature: Stocked at multiple warehouses and 0-day lead time; US origin. Business Impact: Accelerates procurement, reduces downtime, and improves maintenance planning. Application: OEMs and maintenance teams needing rapid replenishment for critical grinder-tooled processes.
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FAQs
The ABB 7312D is a foot-mounted, horizontal, GRND-enclosed 1-phase motor designed for direct mounting on standard grinder, buffer, lathe, and belt sander frames. With a 0.63 in shaft and 2P/4P configurations, it fits common shaft couplings and supports straightforward retrofits. Its direct-on-line starting minimizes control hardware while delivering reliable startup.
The motor runs on 115 V, 60 Hz, single-phase, with dual speeds of 1800 rpm and 3600 rpm. Rated currents are 5 A for the low-speed and 3.6 A for the high-speed setting. This dual-speed, 1-phase configuration enables flexible process tuning while keeping wiring simple for shop-floor installations.
Yes. The 7312D features a Continuous duty designation, Insulation Class B, and a GRND enclosure, which provide reliable performance under extended run times. Its direct-on-line starting and stable mounting reduce thermal and mechanical stress, helping maintain consistent torque and surface finish in demanding grinding and finishing operations.
The 7312D is manufactured in the United States and carries UR certification, aligning with recognized component safety standards. This combination supports compliance in U.S. assemblies and helps streamline qualification for industrial automation and machine-building projects.
Warranty terms state that warranty returns are handled if the product is under warranty. With US-origin Baldor-Reliance heritage and broad stock availability, procurement and post-purchase support are designed to minimize downtime and simplify replacement in maintenance cycles.