ABB 3GJM284220-AEG 3-Phase Squirrel Cage Motor - Exdb
Part Number: 3GJM284220-AEG
Quick Summary
ABB 3GJM284220-AEG is a 3-phase squirrel cage motor designed for heavy mining and industrial equipment. Engineers often struggle with safety compliance, flameproofing, and uptime in harsh operating environments. This model delivers Exdb flameproof protection, IP66 enclosure, and IE2 energy efficiency, helping you meet tough regulations while reducing energy costs. With a cast-iron frame, 280 frame size, and top-entry terminal box, installation is streamlined and serviceability is improved in confined or dirty mining sites. Designed for reliability under S1 duty in ambient temperatures up to 40 °C at 1000 m altitude, it supports long-term uptime and lower life-cycle costs for mining and heavy industry.
Product Information
ABB Type Designation
M3JM 280SMB 8
Invoice Description
M3JM 280SMB 8
Product Name
3-Phase squirrel cage motor
Product Type
3JM2__M3JM_IE2_Group_I_Flameproof_Exd_mining_motor
Made To Order
No
Minimum Order Quantity
1 piece
Order Multiple
1 piece
Selling Unit of Measure
piece
Country of Origin
Finland (FI)
Customs Tariff Number
85015230
Electrical Data
Temperature Class Default
--
Altitude
1000 m
Ambient Temperature
40 °C
IC Class
IC411
IE Class Data (50 Hz)
IE Class IE2 | Full Load (100%) 92.1 % | Partial Load (75%) 92.3 % | Partial Load (50%) 91.7 %
IP Class
IP66
Insulation Class
ICLF
Direction of Rotation
Both sides
Number of Poles (High)
8
Two Speed Motor
No
Type of Duty
S1
Voltage Code
E
EX-Protection
Exdb
Frame Material
Cast Iron
Frame Size
280
Bearing
6316/C3
Bearing NDE
6316/C3
IM Class
IMB3 IM1001
Terminator Box Location
Top
Package Level 1 Units
0 pallet (lift)
Product Net Weight
666 kg
Gross Weight
686 kg
WEEE Category
4. Large Equipment (Any External Dimension More Than 50 cm)
UNSPSC
26101100
Feature → Business Impact → Application: Exdb flameproof protection enhances safety in explosive atmospheres, enabling compliant operation in underground and surface mining environments while reducing risk exposure and potential downtime. This improves overall equipment effectiveness (OEE) and lowers insurance costs for hazardous-area projects. Application: mining conveyors, shaft equipment, and processing lines traveling through potentially explosive atmospheres. Feature → Business Impact → Application: IP66 enclosure provides robust dust and water ingress protection, increasing uptime in dusty, wet, or outdoor facilities. This supports reliable operation in harsh environments and simplifies compliance with industry standards for rugged outdoor installations. Application: outdoor substations, weather-exposed motors, and quarry processing lines. Feature → Business Impact → Application: IE2 efficiency (Full Load 92.1%, Partial Load up to 92.3%) reduces operating costs over the motor life, delivering measurable energy savings in continuous-duty applications. Application: long-running mining crushers, fans, and mills with consistent load profiles. Feature → Business Impact → Application: 8-pole design and IMB3 IM1001 mounting class provide high starting torque and compatibility with common plant hydraulics and drives, lowering integration risk and installation time. Application: belt conveyors, crushers, and hoists in mining operations. Feature → Business Impact → Application: Cast iron frame with 280 frame size and 6316/C3 bearings offers durability and vibration resistance in demanding conditions, supporting extended service intervals and lower maintenance costs. Application: heavy-duty process lines, ore handling, and mineral processing equipment. Feature → Business Impact → Application: Ex-protection and flameproof construction paired with a top terminator box location simplifies wiring in tight spaces and enables quicker field servicing, reducing downtime during maintenance campaigns. Application: retrofit projects and new mine installations requiring accessible electrical connections. Additional insight: the motor’s total package aligns with industry best-practice for safe, reliable, and energy-efficient operation in mining and other high-demand environments.
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FAQs
The motor uses a 280 frame with a cast iron construction and a top-entry terminator box, optimizing wiring access in tight spaces. It supports IMB3 IM1001 mounting and has a top terminal box location, which simplifies alignment and plenum routing in rugged mining sites while maintaining reliable sealing (IP66) and flameproof integrity (Exdb).
This is an 8-pole, 3-phase squirrel cage motor designed for S1 continuous duty. It delivers IE2 efficiency data with Full Load at 92.1% and Partial Load up to 92.3%, ensuring energy savings in continuous operation. It features Exdb flameproof protection and IP66 enclosure, making it suitable for demanding environments.
Yes. The ABB 3GJM284220-AEG is specified as a flameproof Exdb mining motor designed for hazardous areas. Its Exdb protection, IP66 sealing, and robust cast-iron frame enable reliable operation in underground and surface mining equipment, conveyors, and process lines, while maintaining safe startup and continuous operation under mining conditions.
The motor features Exdb flameproof protection, IP66 ingress protection, and IE2 efficiency. Electrical specs include IC411 insulation and a 1000 m altitude capability with ambient 40 °C. It is designed for harsh environments and mining applications, aligning with industry expectations for safety, reliability, and energy performance.
Expect reduced downtime due to robust flameproof construction and IP66 protection, plus lower energy costs from IE2 efficiency. The cast iron frame and bearings (6316/C3) support long life and predictable maintenance cycles, while the top-entry terminal box and compatible IMB3 IM1001 mounting streamline installation and service in mining facilities.