KDA 3.1-100-3-LPS-W1

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The KDA 3.1-100-3-LPS-W1 is a spindle drive manufactured by Bosch Rexroth Indramat. As part of the KDA Spindle Drives series, it features a rated torque of 100 Nm and a liquid-cooled design. The unit is constructed with durable stainless steel housing and uses a plug connector. It has IP65 enclosure protection.

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Product Description:

The KDA 3.1-100-3-LPS-W1 is an AC main spindle drive, and it is manufactured by Bosch Rexroth. This drive is part of the Series 3 design and is made to work well in a range of environmental situations, making it a flexible choice for tough jobs.

The KDA 3.1-100-3-LPS-W1 main spindle drive can accommodate a 300V DC bus voltage input and has a maximum current of 100A.The speed command number is sent through the SERCOS Interface, which makes it easy to connect to automated systems. It has a second encoder input for spindle or second motor feedback, which lets you control and watch it more precisely. The drive also has an RS-232C serial port for when you need to talk to other devices. The unit uses forced cooling through a heatsink fan, which is driven by an AC supply of 220V at 50-60Hz. The drive is protected by IP 10, which means it can handle things bigger than 50 mm. But it is not safe against water or being broken into on purpose. Its design allows it to be put together into a control box or a sealed housing that meets DIN 40 050 standards.

Installation of the KDA 3.1-100-3-LPS-W1 main spindle drive is possible up to 1,000 meters above sea level. In normal conditions, it works at temperatures between +5°C and +45°C, and at its warmest, it can reach +55°C. A temperature-dependent decrease diagram shows that the drive's performance will drop if the temperature goes above 45°C. The unit can work in places with up to 70% relative humidity in the wettest month, but it needs to be kept away from mist. The drive also has a 220V/50-60Hz power source for the fan on the cover.

Connection
Plug connector
Cooling Method
Liquid-cooled
DC Bus Voltage In
300V
Enclosure
IP65
Encoder
Incremental
Housing Material
Stainless steel, W1
Motor Construction
Permanent magnet synchronous
Mounting
Flange
Number Of Phases
3
Permissible Ambient Temperature
0°C to 40°C
Rated Current
3.1 A
Rated Current
100A
Rated Torque
100 Nm
Type
KDA 3.1-100-3-LPS-W1
Weight
Approx. 50 kg
  • KDA 311003LPSW1

Frequently Asked Questions about KDA 3.1-100-3-LPS-W1:

Q: Why is the rated current of 100A important in the KDA 3.1-100-3-LPS-W1 drive?

A: The 100A-rated current ensures the drive can handle high motor loads without overloading, providing stable operation for demanding applications and preventing overheating or performance degradation.

Q: Does the KDA 3.1-100-3-LPS-W1 require external cooling systems?

A: Yes, the KDA 3.1-100-3-LPS-W1 uses forced cooling via a heatsink blower powered by 220V AC. This ensures the drive remains cool under load and prevents thermal damage to components.

Q: Do I need to consider the ambient temperature for KDA 3.1-100-3-LPS-W1?

A: Yes, the drive operates within an ambient temperature range of +5°C to +45°C. Exceeding 45°C will reduce drive performance, as per a temperature-dependent reduction diagram for safe operation.

Q: How does the auxiliary encoder input benefit the KDA 3.1-100-3-LPS-W1 drive?

A: The auxiliary encoder input allows for spindle or second motor feedback, improving accuracy in speed and position control. This is crucial for applications requiring precise synchronization and movement control.

Q: Why is the IP 10 protection category important for KDA 3.1-100-3-LPS-W1?

A: The IP 10 protection prevents penetration by objects larger than 50mm, ensuring the internal components remain safe from damage. However, it is not designed to resist water or deliberate contact.


Internal Product Review

  • ‘‘The KDA 3.1-100-3-LPS-W1 by Bosch Rexroth is an AC main spindle drive designed for industrial control. It has a 100A rated current, 300V DC bus input, and SERCOS Interface. It operates efficiently within a +5°C to +45°C ambient range. This product is ideal for applications requiring precise motor control at high-performance standards.’’

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