RZW01.1-045-NNN

The Bosch Rexroth Indramat RZW01.1-045-NNN from the RZW Braking Resistors series delivers reliable energy dissipation with a 45 kW Power Class, a 6.7 Ohm Resistance, and a 185s Thermal Time Constant all encapsulated in an IP23 protection housing. Weighing 41 kg, this resistor is engineered for robust brake energy management in demanding industrial automation environments. It operates seamlessly within ambient temperatures from 0 °C to 40 °C, ensuring consistent performance under varying plant conditions. The compact design facilitates straightforward wall or panel mounting in control cabinets, conserving valuable cabinet space.

Featuring a Line cross section of 10 mm² and a Load Cycle rating of up to 60% relative switch-on duration, the RZW01.1-045-NNN excels at frequent braking operations without degradation. It supports a Minimum Connectable Resistance Value of 6 W and a Nominal Power of 0.6 kW, while absorbing short-term peaks up to 40 kW Peak Power. Classified as Size Class C within the RZW Product Group, this resistor maintains a Resistance Value of 5.8 Ohm at nominal conditions. The extended Thermal Time Constant of 185 S ensures gradual temperature rise, preventing thermal stress and prolonging component lifespan.

Engineered for industrial and automation drive systems, the RZW01.1-045-NNN integrates easily with standard drive modules and control enclosures. Its sturdy build and balanced thermal characteristics enable continuous and peak load handling without forced downtime. This braking resistor is a cost-effective, high-performance solution for energy recovery and system safety in high-capacity motor applications.