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BTY Series

Industrial helical gear reducers with auxiliary drive

The BTY series gearboxes are specialized units equipped with a backstop on the housing and a dedicated auxiliary drive for maintaining bucket elevators. Designed for critical industrial applications, they ensure optimal safety and reliability in continuous production environments.

Ratio range: 20 - 70

Couple nominal : 4.850 - 165.000 Nm

Size range: B032 to B162

Applications: Bucket elevators, industrial conveyors

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Main features

Integrated auxiliary drive for low-speed work during maintenance operations
Two different auxiliary drive options suitable for empty and full bucket conveyors
Anti-rotation system applied between the main drive and the auxiliary drive
Standard IEC B5 inlet flange for simplified motor connection
Multiple cooling options adapted to different working conditions
High-quality cast iron casings offering excellent resistance to shocks and vibrations
Hardened and ground helical gears for precise and quiet transmission

Product range

The BTY series comprises 13 different sizes covering a wide torque range from 4,850 to 165,000 Nm, specially designed for demanding industrial bucket elevator and conveyor applications.

Detailed technical data

Setting	Value	Unit
Range of reduction ratios	20 - 70	-
Couple nominal	4.850 - 165.000	Nm
Output shaft diameter	Ø70 - Ø240	mm
Output shaft length	140 - 410	mm
Degree of protection	IP55, IP65, IP66	-
Serving temperature	-20°C to +80°C	°C
Typical yield	94 - 96%	-

Size chart

Reduced size	Report range [i]	Couple nominal [Nm]	Output shaft diameter/length [mm]
B032	22 - 59	4.850	Ø70/140
B042	24 - 67	5.500	Ø80/170
B052	29 - 70	9.000	Ø100/210
B062	25 - 70	11.000	Ø110/210
B072	21 - 58	19.000	Ø120/210
B082	24 - 68	24.000	Ø130/250
B092	23 - 64	29.000	Ø140/250
B102	24 - 67	36.000	Ø160/300
B112	25 - 60	55.000	Ø170/300
B122	26 - 63	70.000	Ø180/300
B132	25 - 62	90.000	Ø200/350
B142	22 - 57	110.000	Ø220/350
B152	20 - 60	150.000	Ø230/410
B162	22 - 65	165.000	Ø240/410

Technical advantages

Characteristic	Profit
Integrated auxiliary training	Allows for slow-speed maintenance operations without disassembly
Anti-deflection system	Eliminates the risk of reverse rotation during maintenance
Dual training option	Suitable for different load conditions (empty/full buckets)
Bride IEC B5	Universal compatibility with standard engines
Cooling options	Adaptation to specific environmental conditions

Available options

External cooling fan
Heating element for cold environments
Temperature and vibration sensors
Special anti-corrosion coatings
Automatic lubrication fittings
Additional tree guards

Areas of application

The BTY series gearboxes are specifically designed for industrial bucket elevator and conveyor applications:

Cement plants - Bucket elevators for raw materials and cement
Mining industry - Vertical transport of ores and materials
Power plants - Handling of coal and ash
Food processing industry - Elevators for grains and bulk products
Chemical and pharmaceutical industry - Transport of powdered and granular products

Competitive advantages

Simplified maintenance

The integrated auxiliary drive allows for safe maintenance operations without the need for additional equipment, reducing downtime and improving productivity.

Optimal security

The anti-deflection system guarantees total safety during maintenance operations, preventing any uncontrolled movement of the bucket elevator.

Operational versatility

With 13 sizes covering torques from 4,850 to 165,000 Nm, the BTY series fits most industrial bucket elevator configurations, from small installations to large industrial complexes.

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