ABB 3GJM251210-ADK 3-Phase Squirrel Cage Motor - Exdb IP66
Part Number: 3GJM251210-ADK
Quick Summary
ABB 3GJM251210-ADK Flameproof IE3 mining motor delivers reliable 55 kW power for harsh mining environments. Operators face thermal limits and downtime in volatile conditions; this motor’s rugged design helps prevent unplanned outages. With IP66 ingress protection, Exdb flameproof protection, and IMB3/IM1001 mounting, it meets industry expectations for safety, reliability, and lifecycle performance. This design supports BEP efficiency targets while delivering robust operation at altitude and elevated ambient temperatures, and it integrates smoothly with ABB drive systems to optimize total cost of ownership.
Product Information
ABB Type Designation
M3JM 250SMA 2
Invoice Description
M3JM 250SMA 2
Product Name
3-Phase squirrel cage motor
Product Type
3JM3__M3JM_IE3_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
Medium Description
55kW, 2 Poles, Frame Size 250, 3 Phases, 400V, 50Hz, IP66 Enclosure, IMB3/IM1001 Mounting (3GJM251210-ADK)
Short Description
55kW, 2P, Frame Size 250, 3PH, 400V, 50Hz, IP66, IMB3/IM1001
Electrical Data
Connection Configuration
D
Temperature Class Default
--
Input Voltage (Uin)
400 V
Frequency (f)
50 Hz
Output Power
55 kW
Altitude
1000 m
Ambient Temperature
40 °C
IC Class
IC411
IE Class Data (50 Hz)
IE Class IE3 | Full Load (100%) 94.3 % | Partial Load (75%) 94.4 % | Partial Load (50%) 93.8 %
IE Class Data (60 Hz)
IE Class IE3 | Full Load (100%) 93.6 % | Partial Load (75%) 93.3 % | Partial Load (50%) 92.2 %
IP Class
IP66
Insulation Class
ICLF
Direction of Rotation
Both sides
Number of Poles (High)
2
Two Speed Motor
No
Type of Duty
S1
Voltage Code
D
EX-Protection
Exdb
Frame Material
Cast Iron
Frame Size
250
Bearing
6315M/C3
Bearing NDE
6313M/C3
IM Class
IMB3 IM1001
Terminator Box Location
Top
Package Level 1 Units
0 pallet (lift)
Product Net Depth / Length
884 mm
Product Net Height
626 mm
Product Net Width
430 mm
Product Net Weight
523 kg
Gross Weight
533 kg
WEEE Category
4. Large Equipment (Any External Dimension More Than 50 cm)
UNSPSC
26101100
Exdb flameproof protection is a defining feature that enables safe operation in hazardous mining atmospheres by preventing ignition sources in contact with flammable gases. The design supports compliance with mining and explosion-protection standards, reducing risk for personnel and equipment while improving uptime across crushers, conveyor belts, and ore-handling points. This robust approach helps facilities meet insurance and regulatory expectations while enabling safer retrofits in restricted zones. IE3 Premium Efficiency means lower losses and cooler operation under full-load. The energy savings translate to lower operating costs and reduced cooling requirements in confined underground installations. In practice the motor delivers dependable performance at 50 Hz and 400 V, maintaining stable torque curves during start-up and run. For operators, this means less energy waste, improved thermal margins, and a smaller environmental footprint. IP66 enclosure and insulation class ICLF provide rugged reliability in dusty, damp, and high-temperature mines. The ICLF insulation resists thermal stress at 40 °C ambient and altitudes up to 1000 m while keeping the winding protected from contamination. Combined with Exdb protection, it is well-suited for IMB3 mounting on underground conveyors and processing lines. The design also supports sustained performance in harsh plant sections where cooling is limited. IMB3 IM1001 mounting compatibility simplifies enclosure alignment and field retrofit versus legacy footprints. The standard frame size 250 with a two-pole design aligns with common mining equipment and ABB drive systems, enabling straightforward installation and service. Quick wiring with D connection configuration minimizes panel space requirements and reduces commissioning time. Two-pole, 55 kW output delivers high starting torque and robust continuous operation under S1 duty. Bearings 6315M/C3 and 6313M/C3 NDE support long service life in demanding loads in challenging lubrication conditions. The 250 frame and cast-iron construction provide a rigid, vibration-resistant platform suitable for heavy-duty conveyors and crushers. Manufactured in Finland, the motor ships with clear ordering designations and a practical minimum order quantity of one piece. The Exdb flameproof design, IP66 enclosure, and robust mechanicals translate into lower maintenance costs and predictable lifecycle ROI while supporting regulatory compliance and efficient procurement.
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FAQs
For installation, ensure Exdb flameproof protection and IP66 enclosure are compatible with the mine area classification. Use IMB3/IM1001 mounting, follow the D connection configuration, and plan for 400 V, 50 Hz supply. Account for up to 1000 m altitude and ambient temperatures around 40 °C, with top terminator box positioning for accessible wiring and service.
Key specs include 55 kW output, 2 poles, frame size 250, 400 V input, 50 Hz, IE3 efficiency, IP66 enclosure, Exdb flameproof protection, insulation class ICLF, and S1 continuous duty. The motor supports reliable start-up and steady torque in demanding mining processes like conveyors and crushers.
Yes. The Exdb flameproof protection, IP66 enclosure, IMB3/IM1001 mounting, and robust bearings make it ideal for underground conveyors and ore handling lines. Its high torque at start and continuous operation capability, along with efficient IE3 performance, support long conveyor runs with reduced maintenance and energy costs.
The motor features Exdb explosion protection, IP66 ingress protection, and insulation class ICLF, suitable for hazardous mining environments. It is rated for IMB3/IM1001 mounting and operates under S1 duty. Country of origin is Finland, with customs considerations such as tariff code 85015230 applicable in relevant jurisdictions.
The IE3 efficiency rating reduces energy losses, delivering lower operating costs and cooler operation, which decreases cooling requirements and maintenance strain. Flameproof Exdb protection and robust bearings extend service intervals, while IMB3 mounting simplifies retrofits. Overall, anticipated ROI comes from energy savings, reduced downtime, and predictable lifecycle costs in harsh mining environments.