The R911289697 (RD51.1-4N-007-L-NN-NN-NN-FW) is an RD51 drive control unit from Bosch Rexroth Indramat, characterized by a V/F control system to monitor and control both induction and synchronous motors. It features a 3-phase universal design along with flexible hardware/software configuration for customization to specific applications. The unit operates with a connecting voltage of 380-480 V. and a nominal voltage tolerance of ±10%. It lacks a chopper brake but incorporates a forced air-cooling mechanism. With a power output of 7500 Watts, the unit utilizes manufacturer-specified firmware available separately. It operates at a frequency range of 0-250 Hz, has a current rating of 18A, with peak current ratings of 23A, 31A, and 36A for 60 seconds, 1 second and 0.5 seconds respectively. Despite having no additional functions, the R911289697 (RD51.1-4N-007-L-NN-NN-NN-FW) is of size class A, offering IP 20 protection and adheres to the 3K3 environmental class. It weighs 6.5 kg and requires a cooling air flow of 0.03 m3/s. It's prohibited to expose it to condensation during storage or operation. Available for global shipment, it comes with a one-year warranty period from Indramat USA.
Type: AC Drive Control Device Control: V/F characteristic control Phase System: 3-phase Adaptability: Flexible software/hardware design Control Type: U/f curve control Connecting Voltage: 380 – 480 V Voltage Tolerance: ± 10 % Chopper Brake: No Rated Power Output: 7500 Watts Cooling Mechanism: Forced air cooling Additional Functions: None Output Frequency: 0 – 250 Hz Current Rating: 18 A Peak Current (60 seconds): 23 A Peak Current (1 second): 31 A Peak Current (0.5 seconds): 36 A Peak Power (60 seconds): 15 kVA Size Class: A Protection Class: IP 20 Cooling Air Flow Requirement: 0.03 m3/s Weight: 6.5 kg Environmental Class: 3K3, DIN IEC 721-3-3 Switching Frequency: 4 kHz Relative Humidity Rating: 90 %
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