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T40FH

The T40FH high‑torque flange delivers uncompromising accuracy with integrated electronics and a rugged design built for high‑capacity torque testing.

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T40FH

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T40FH Torque Flange: High-torque Measurement Made Efficient and Reliable

The T40FH torque flange is the first choice for extremely high torque measurements, delivering proven performance in demanding industrial, marine, and offshore applications. Designed to replace costly special solutions, T40FH improves productivity while ensuring precise, dependable results.

Key features

  • Nominal (rated) torque: 100 to 300 kN·m
  • Nominal (rated) rotational speed: from 2,000 to 3,000 rpm
  • Available in rotating and non-rotating versions
  • Without bearings or slip rings
  • Short design
  • Optional magnetic speed measuring system with 72/86 pulses per rotation depending on measuring range

A rotating torque transducer built for efficiency

With integrated electronics in the rotating version, the T40FH is easy to operate and provides fast measurement results without complex setup. Its non-contact transmission and design without bearings or slip rings make it a cost-effective and maintenance-free solution, reducing downtime and total cost of ownership.

Typical applications

  • Ship engines
  • Offshore testing
  • Industrial generator and pump test stands
  • Energy sector rigs

Flexible torque flange for your measurement applications

The T40FH covers nominal torque ranges from 100 kN·m up to 300 kN·m, making it ideal for power test benches, including ship main engine testing and offshore applications. The rotating version supports rotational speeds up to 3,000 rpm, depending on the model, and delivers fast, accurate measurements even under harsh operating conditions.

An optional integrated magnetic rotational speed measuring system with up to 86 pulses per revolution further enhances measurement capability. In addition, the T40FH flange is available in a non-rotating version, allowing it to be used for precise calibration tasks.

Proven technology you can trust

Based on the well-established T40 torque transducer family, the T40FH combines robustness, accuracy, and a short, compact design for easy integration into high torque test setups. It is a reliable, future-proof solution for continuous operation in the most demanding environments.

Available in various nominal rated torques

The following highlights the differences between the various options.

Flange options with (rated) torque Mnom of 100 kN·m to 150 kN·m:

  • Nominal (rated) rotational speed: 3000 rpm
  • With rotational speed measuring system: number of pulses per revoluation (number of teeth): 72
  • Load limits:
    • Torque limit, related to Mnom: 200 kN·m
    • Breaking torque, related to Mnom: >300 kN·m
    • Axial limit force: 230 kN
    • Lateral limit force: 110 kN
    • Bending moment limit: 22 kN·m
    • Oscillation width per DIN 50100 (peak-to-peak): 200 kN·m
    • Upper maximum torque: 150 kN·m
    • Lower maximum torque: -150 kN·m
  • Mechanical values:
    • Size: BG1
    • Torsional stiffness cT: 119310 kN·m/rad
    • Torsional angle at Mnom: 0.072˚
    • Stiffness in the axial direction ca: 1855 kN/mm
    • Stiffness in the radial direction cr: 3340 kN/mm
    • Stiffness during the bending moment round a radial axis cb: 25495 kN·m/rad (445 kN·m/degrees)
    • Mass moment of inertia of rotor Jv: 2.0 kg·m2
    • Proportional mass moment of inertia for the transmitter side: 45 % if Iv

Flanges with (rated) torque Mnom of 200 kN·m to 300 kN·m:

  • Nominal (rated) rotational speed: 2000 rpm
  • With rotational speed measuring system: number of pulses per revoluation (number of teeth): 86
  • Load limits:
    • Torque limit, related to Mnom: 400 kN·m
    • Breaking torque, related to Mnom: >600 kN·m
    • Axial limit force: 290 kN
    • Lateral limit force: 240 kN
    • Bending moment limit: 35 kN·m
    • Oscillation width per DIN 50100 (peak-to-peak): 400 kN·m
    • Upper maximum torque: 300 kN·m
    • Lower maximum torque: -300 kN·m
  • Mechanical values:
    • Size: BG2
    • Torsional stiffness cT: 228090 kN·m/rad
    • Torsional angle at Mnom: 0.075˚
    • Stiffness in the axial direction ca: 3900 kN/mm
    • Stiffness in the radial direction cr: 4910 kN/mm
    • Stiffness during the bending moment round a radial axis cb: 65900 kN·m/rad (1150 kN·m/degrees)
    • Mass moment of inertia of rotor Jv: 5.15 kg·m2
    • Proportional mass moment of inertia for the transmitter side: 47 % if Iv

See the T40FH datasheet for a complete overview of the specifications, conditions and exceptions.

Language keyboard_arrow_down
T40FH - Data Sheet Data Sheets English
T40FH - Data Sheets Data Sheets Japanese
T40FH - Data Sheets Data Sheets German
T40FH - Data Sheets Data Sheets French
T40 - Mounting Instructions Mounting Instructions English, German

Sales documents

T40 family - Brochure Brochure English
T40 - Brochures Brochure Russian

Certificates and Approvals

T40 – EU Declaration of Conformity Declaration of Conformity English
T40FH
Type (rotating/non-rotating) Rotating, Non-rotating
Measurement range 100 kNm, 125 kNm, 150 kNm, 200 kNm, 250 kNm, 300 kNm
Measurement range 885000 in-lb, 1110 in-lb, 1330000 in-lb, 1770000 in-lb, 2210000 in-lb, 2660000 in-lb
Geometry (flange/shaft) Flange
Nominal rotational speed 2000 rpm, 3000 rpm
Accuracy class 0.1
Size (length) 518.5 mm, 576.5 mm
Size (length) 20.4 in, 22.7 in
Weight (material) Steel
Integrated speed measurement false
Marine certification None
Output signal Voltage (+/- 10V), Frequency
Minimum Temperature -20 °C
Maximum Temperature 85 °C
Minimum Temperature -4 °F
Maximum Temperature 185 °F