R911306580 is part of the HNL Mains Chokes Series by Indramat Drives.
Specs
Product Range: HNL Size: 180 x 112 x 225mm Peak Current Attenuation: 40% Power Supply System: Feeding Installation: In line with AC line power Efficiency Enhancement: Yes Ability to Limit Recharging Currents: Yes Use in Suppression Circuits: Yes Three-Phase Device: Yes Voltage Rating: 400VAC to 480VAC Voltage Tolerance: -15%/10% Current Rating: 51A Additional Options Supported: No Orientation for Installation: Any Interference Reduction: Yes Nominal Inductance: 400µH Temperature Contacts: One Packaging: Custom Military-Grade.