KDA 3.1-050-3-LQS-U1

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The KDA 3.1-050-3-LQS-U1 is a digital servo drive manufactured by Bosch Rexroth Indramat. Part of the KDA Spindle Drives series, it supports resolver feedback and operates with an input voltage of 3 x 208-480V AC. The drive features panel-mounted installation and internal fan cooling.

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Product Description:

Manufactured by Bosch Rexroth Indramat, the KDA 3.1-050-3-LQS-U1 main spindle drive delivers digital control. This drive is used in conjunction with the manufacturer’s 2AD series of asynchronous motors featuring a continuous power output at the output shaft. The product’s functions are performed by an integrated microprocessor. This device can be operated with multiple drive controllers and a common power supply. The unit is available with a heatsink on the rear panel. It needs a control cabinet for the installation. The drive comprises a display and five keys on its control panel.

The product is adapted to various motors by using parameters. This device operates with nominal data between 0 °C and 45 °C. The unit supports operation in humid locations. Its mounting is done with the grounding bolts on its top. The drive’s cooling takes place with a blower. This product must have sufficient clearance from adjacent components. The device features internal heat loss. This unit’s blower must conduct only clean air. It needs only a few connecting cables because of standardized electrical connections.

The drive’s cables depend on its interfaces. This product depicts a minimum cross-section of 10 mm² for the ground conductor. The device has a couple of busbars for the DC bus. This unit comprises a SERCOS interface. It is equipped with a programming module in its front panel. This main spindle drive is matched to the machine tool using the appropriate parameters. The product includes a distinct rating plate on the front panel. This device’s AS module must be protected against static load. The unit comes with a mechanical and electrical accessories kit. Its storage and transport temperature varies between -30 °C and 85 °C.

Communication Interface
RS232/RS485
Cooling Method
Internal Fan Cooling
Dimensions
Approx. 495 x 175 x 300 mm
Feedback Supported
Resolver
Input Voltage
3 x 208-480V AC
Mounting
Panel-mounted
Operating Temperature
0 to 45°C (32 to 113°F)
Output Current (continuous)
50 A
Output Power
Varies by application, up to rated current and voltage
Phases
3
Protection Class
IP20
Storage Temperature
-25 to 70°C (-13 to 158°F)
Type
Digital Servo Drive
Weight
Approx. 25 kg
  • KDA 310503LQSU1

Frequently Asked Questions about KDA 3.1-050-3-LQS-U1:

Q: What kind of control does the KDA 3.1-050-3-LQS-U1 drive deliver?

A: The KDA 3.1-050-3-LQS-U1 drive delivers digital control.

Q: How does the cooling of the KDA 3.1-050-3-LQS-U1 drive take place?

A: The cooling of the KDA 3.1-050-3-LQS-U1 drive takes place using a blower.

Q: What values are transmitted by the SERCOS interface of the KDA 3.1-050-3-LQS-U1 drive for feed control?

A: The SERCOS interface of the KDA 3.1-050-3-LQS-U1 drive transmits actual torque, speed, and position values for feed control.

Q: What is the insulation class of the KDA 3.1-050-3-LQS-U1 drive?

A: The KDA 3.1-050-3-LQS-U1 drive has Class F insulation.

Q: How many motor terminals does the KDA 3.1-050-3-LQS-U1 drive have?

A: The KDA 3.1-050-3-LQS-U1 drive has three motor terminals.


Internal Product Review

  • ‘‘The KDA 3.1-050-3-LQS-U1 drive is noted for its high performance. It is ideal for use where accuracy is of prime importance. The drive has an easy troubleshooting action.’’

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