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QTL 385 Torque motors

QTL 385 Torque motors

Product catalog summary

Performance Specifications:
The document outlines the specifications for two motor models: QTL-A-385-85 and QTL-A-385-105. Both models are 3-phase synchronous motors with a maximum voltage of 480 Vac rms (680 Vdc). The ultimate torque for QTL-A-385-85 is 1026 Nm, while for QTL-A-385-105, it is 1368 Nm. Peak torque values are 833 Nm and 1111 Nm, respectively. Continuous torque at 100°C is 407 Nm for QTL-A-385-85 and 560 Nm for QTL-A-385-105. The maximum speed at ultimate voltage and continuous torque is 231 rpm for QTL-A-385-85 and 164 rpm for QTL-A-385-105.

Electrical Specifications:
The ultimate current for both models is 44.0 Arms, with peak current at 33.8 Arms. Continuous current at 100°C is 15.7 Arms for QTL-A-385-85 and 16.2 Arms for QTL-A-385-105. The back EMF ph-phpeak is 2217 V/krpm for QTL-A-385-85 and 2956 V/krpm for QTL-A-385-105. Resistance per phase at 25°C is 2.13 Ω for QTL-A-385-85 and 2.66 Ω for QTL-A-385-105.

Thermal Specifications:
Continuous power loss at 100°C is 2044 W for QTL-A-385-85 and 2724 W for QTL-A-385-105. Thermal resistance from coils to mounting surface is 0.039 K/W for QTL-A-385-85 and 0.029 K/W for QTL-A-385-105. Water cooling flow for a temperature difference of 3K is 9.8 l/min for QTL-A-385-85 and 13.1 l/min for QTL-A-385-105.

Mechanical Specifications:
Both models have a stator outer diameter of 385 mm and a rotor inner diameter of 280 mm. The stator height is 85 mm for QTL-A-385-85 and 105 mm for QTL-A-385-105. Rotor inertia is 0.146 kg m² for QTL-A-385-85 and 0.195 kg m² for QTL-A-385-105. Total mass excluding cables is 19.43 kg for QTL-A-385-85 and 25.9 kg for QTL-A-385-105.

Additional Information:
The document includes mounting instructions and tolerances, which can be found in the torque installation manual. Manuals and 3D CAD files are available for download from the company's website. The document also provides details on cable types and dimensions.

Catalog excerpts

QTL 385 series with cooling ring 1 These values are only applicable when the mounting surface is at 20°C and the motor is driven at continuous current. If these values differ in your application, please check our simulation tool. 2 Actual values depend on bus voltage. Please check the T/n diagram in our manual or online simulation tool. Series approvals Motor type, max voltage ph-ph Cable type (sensor) length 2 m d mm (awg) 6.4 (25) direct drive in motion

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61 61 Mounting instructions and tolerances can be found in the torque installation manual. Manuals and 3D CAD files can be downloaded from our website.

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QTL 385 Torque motors

QTL 385 Torque motors

Catalog excerpts

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