Synchronous torque motor QTL series
3-phase480 Vhollow-shaft

Synchronous torque motor - QTL series - Tecnotion - 3-phase / 480 V / hollow-shaft
Synchronous torque motor - QTL series - Tecnotion - 3-phase / 480 V / hollow-shaft
Synchronous torque motor - QTL series - Tecnotion - 3-phase / 480 V / hollow-shaft - image - 2
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Characteristics

Type
synchronous, 3-phase
Voltage
480 V
Configuration
hollow-shaft, frameless
Protection class
maintenance-free
Cooling mechanism
water-cooled
Applications
for machine tools, industrial, for rotary tables, heavy-duty
Other characteristics
direct-drive
Torque

659 Nm, 907 Nm
(486.053456 ft.lb, 668.968869 ft.lb)

Max.: 907 Nm
(668.968869 ft.lb)

Min.: 407 Nm
(300.187795 ft.lb)

Rotational speed

96 rpm, 138 rpm
(603.1858 rad.min-1, 867.0796 rad.min-1)

Diameter

385 mm, 485 mm
(15.16 in, 19.09 in)

Description

The QTL 385 and QTL 485 come in two heights, 85 and 105 mm. When using the integrated cooling ring suitable for water cooling a continuous torque range of 407 up to 907 Nm can be achieved. In combination with a very high motor constant, it means that the motor produces a lot of torque without generating a lot of heat. This means that the peak performance is especially impressive, with a range of 1026 up to 2202 Nm it stands high above comparable torque motors in the market. At 480 Vac the maximum speed of the smallest torque motor, QTL385-85, is 231 RPM. Features such as large inner diameter, strain-relieved cable exit, integrated temperature sensors, high motor constant, low thermal resistance, and low stator and rotor mass differentiate the QTL motors from other torque motors currently available. The very large inner diameter it allows for easy routing of cables or fitting other parts through the rotor. It, therefore, suits a wide variety of markets including rotary indexing tables, printing, material handling, packaging, and laser cutting.

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Exhibitions

Meet this supplier at the following exhibition(s):

Precision Fair
Precision Fair

18-19 Nov 2026 's-Hertogenbosch (Netherlands) Hall 3 - Stand 434

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    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.