TSCHAN® Couplings
Proven heavy-duty expertise under the RINGFEDER® brand: The long-established TSCHAN® coupling series are now available under the RINGFEDER® brand. The portfolio comprises Elastomer Jaw Couplings of the TNM, TNS and TNB series, Steel Disc Couplings of the TND series, Gear Couplings of the TNZ series, Barrel Couplings of the TNK series, Torsional Highflex Couplings of the TNR series and Safety Couplings of the TNT series, covering a wide variety of industrial drive applications. These products prove their strength particularly in steel and cement plants, mining and material handling systems, cranes and hoists, construction machinery, and power generation. Customers continue to benefit from proven solutions, high quality, and the global application engineering, sales and service expertise of RINGFEDER POWER TRANSMISSION.
Your Contact to Us
You like to have specific questions, require technical support or you are interested in a customized solution? Our experts in Engineering and Sales are more than happy to assist you. We look forward to your inquiry! Because excellent solutions always start with excellent guidance.
Contact us quickly and easily via our request form, by e-mail or telephone, or also using the "Need Help?" feature at the bottom right of this site.
TSCHAN® Is Now RINGFEDER®
Elastomer Jaw Couplings TNM
Formerly TSCHAN® TNM and TSCHAN® NOR-MEX®
RINGFEDER® TNM for Versatile Industrial Drives. Vibration Damping, Misalignment Compensating and Modularly Configurable.
- Torsionally elastic, pluggable, fail-safe
- Vibration and oscillation damping
- Compensation of angular, radial and axial shaft misalignment
- Nominal torques up to 40,000 Nm
- Wide range of variants including types with integrated brake disc/drum
- Easily exchangeable elastic intermediate rings of various hardnesses
Elastomer Jaw Couplings TNS
Formerly TSCHAN® TNS and TSCHAN® S
RINGFEDER® TNS for Compact Heavy-Duty Drives. Robust, Shock Damping and Service-Friendly Under High Loads.
- Torsionally elastic, pluggable, fail-safe
- Vibration and oscillation damping
- Compensation of angular, radial and axial shaft misalignment
- Nominal torques up to 13,500 Nm
- Wide range of variants including types with integrated brake disc/drum
- Easily exchangeable elastic intermediate rings of various hardnesses
Elastomer Jaw Couplings TNB
Formerly TSCHAN® TNB and TSCHAN® B
RINGFEDER® TNB for Extreme Heavy-Duty Drives. Maximum Torques, Robust Design and Radially Replaceable Buffers.
- Torsionally elastic, pluggable, fail-safe
- Vibration and oscillation damping
- Compensation of angular, radial and axial shaft misalignment
- Nominal torques up to 260,000 Nm
- Wide range of variants including types with integrated brake disc
- Easily exchangeable elastic buffers of various hardnesses
Steel Disc Couplings TND
Formerly TSCHAN® TND and TSCHAN® POSIMIN®
RINGFEDER® TND for Precise Torque Transmission, Absolute Freedom from Backlash, High Positioning Accuracy and Maintenance-Free Operation.
- Torsionally rigid with high torsional stiffness
- Backlash-, wear- and maintenance-free
- Compensation of angular, radial and axial shaft misalignment
- High-quality disc packs made of stainless spring steel
- Nominal torques up to 130,000 Nm
- Shaft-hub connection by keyway or shrink disc
- Wide range of variants including types with intermediate shaft
Gear Couplings TNZ
Formerly TSCHAN® TNZ and TSCHAN® POSIFLEX®
RINGFEDER® TNZ for High to Very High Torques. High Power Density, Modular Design Concept and Maximum Flexibility.
- Torsionally rigid with high torsional stiffness
- Low backlash, wear and maintenance
- Compensation of angular, radial and axial shaft misalignment
- Nominal torques up to 195,000 Nm
- High performance density at small space
- High-strength heat treatable steel as standard material
- Wide range of variants including types with intermediate shaft or integrated brake disc/drum
Barrel Couplings TNK
Formerly TSCHAN® TNK and TSCHAN® TK
Barrel Couplings RINGFEDER® TNK for Crane Hoists and Rope Drum Drives. Maximum Torque Capacity, Exceptional Radial Load Capability and Easy Condition Monitoring.
- Torsionally rigid with high torsional stiffness
- Low wear and maintenance
- Compensation of angular and axial shaft misalignment
- Standardized connection for rope drums in crane lifting gear
- Nominal torques up to 400,000 Nm
- High-strength steel as standard material
- Easy condition monitoring via wear indicator
Torsional Highflex Couplings TNR
Formerly TSCHAN® TNR
Torsional Highflex Couplings RINGFEDER® TNR for Vibration-Optimized Drive Systems. Adjustable Torsional Stiffness, Smooth Operation and Reduced Resonances.
- Torsionally elastic with flexible adjustability of dynamic torsional stiffness
- Vibration and oscillation damping
- Compensation of angular, radial and axial shaft misalignment
- Nominal torques up to 68,000 Nm
- Available as single- and double-row types
- Easily exchangeable elastic buffers of various hardnesses
Safety Couplings TNT
Formerly TSCHAN® TNT
Safety Couplings RINGFEDER® TNT for reliable overload protection. Precisely adjustable disengagement torques, minimized downtime and high system availability.