HLL01.1A-105U-N0486-C-008-0760-NNNN

The Bosch Rexroth Indramat HLL01.1A-105U-N0486-C-008-0760-NNNN is a high-performance bus choke within the HLL Bus Chokes series, engineered for demanding industrial automation applications. Manufactured by Bosch Rexroth Indramat, this unit delivers a continuous current rating of 574 A and an inductance of 105 μH, ensuring stable DC bus filtering under heavy loads. Its robust construction yields a total weight of 53 kg, providing mechanical resilience against vibration and shock. The design accommodates a broad DC bus voltage range of 435 to 710 V, facilitating seamless integration with 3-phase power systems. Compact yet powerful, the HLL01.1A device balances high electrical performance with manageable dimensions for system designers.

Performance characteristics of this bus choke emphasize precise voltage control and thermal management. The unit features a nominal mains voltage rating of 3 AC 400 V and operates at a nominal mains frequency of 4 kHz, with a maximum output frequency of 200 Hz to support dynamic servo and drive applications. An internal brake resistor is integrated to absorb regenerative energy, while the Integrated Fan Supply Voltage of DC 24 V guarantees consistent cooling efficiency. Power dissipation is maintained at 345 W under full load, and the device supports a nominal voltage rise rate of < 1 kV/μs for rapid transient suppression. Isolation protection is specified at Max 1000 V, safeguarding downstream components and ensuring compliance with industrial safety standards.

Designed for reliability and ease of integration, the HLL01.1A-105U unit offers versatile mounting within control cabinets thanks to its overall dimensions of 440 mm width, 240 mm height, and 377 mm depth. The sturdy chassis design accommodates harsh environmental conditions common in industrial settings and supports continuous operation without performance degradation. Its compact form factor and standard connection interfaces simplify retrofitting into existing actuator and servo drive systems. Ideal for high-power linear servo motor control, large motor drives, and automation modules, this bus choke enhances system stability, reduces electromagnetic interference, and prolongs the life of connected equipment. Bosch Rexroth Indramat’s proven engineering ensures consistent performance, making the HLL series a reliable choice for industrial automation professionals.