Product Description

The Bosch Rexroth RD51.1-4N-030-L-V1-FW is a three-phase universal drive controller. Its rated output is 30 kilowatts. The converter based controller is designed for connection to AC supplies operating at 380 to 480 Volts AC. The permitted variance in input voltage is 10%. The controller firmware is ordered separately. An integrated brake chopper is not part of the controller package. The controller housing is IP20 rated. This indicates limited protection against solid ingress and no protection against liquid ingress. Therefore the controller should be mounted in a cabinet for improved environmental protection. The RD51.1-4N-030-L-V1-FW is designed for forced air cooling. The minimum cooling air requirement is 0.1 m³/s. The environmental class of the controller is 3K3 as per DIN IEC 721-3-3. The recommended working temperature range is 0 to 40 degrees Celsius.

The rated motor output is 30 kilowatts at 4 kilohertz pulse and 22 kilowatts at 8 kilohertz pulse. The rated current is 56 Amps at 4 kilohertz pulse and 22 Amps at 8 kilohertz pulse. The rated output is 37 kVA at 4 kilohertz pulse and 28 kVA at 8 kilohertz pulse. The controller supports one additional function which is 24 Volts standby power. The RD51.1-4N-030-L-V1-FW is designed for professional installation. Therefore only qualified and trained professionals should handle and installed it. Any inappropriate use of the equipment, failure to follow safety instruction or tampering with the product such as disabling of safety devices can cause damage, result in personal injury or electric shock. Surface of the machine housing can get very hot and therefore personnel should avoid touching it. Bosch is not liable for damages resulting from failure to observe warnings in the product documentation.