Motor reactor MDB 400/176

Advantages

• High damping of edge steepness
• High damping of inverter switching frequency
• Reduction of leakage current at low construction volumes
• Long shielded cable lengths possible
• High efficiency
• Very good corrosion protection and low noise thanks to vacuum impregnation

Applications

• Motor reactor for the limitation of the voltage peaks damaging to the motor insulation (dv/dt).

Operating data

• Rated voltage: 3x 400 Vac
• Voltage range: 3 x 0 - 500 Vac
• Rated current: 176 A
• for motor rated output approx. 90,00 kW
• Inductance: 0,050 mH
• Rated frequency: 0 - 120 Hz
• Switching frequency: 2 - 6 kHz

Approvals

• Approvals: cURus
• DIN EN 61558‑2‑20, IEC 61558‑2‑20

Environment

• Ambient temperature max. 40°C

Safety and protection

• Type: Open type
• Protection index: IP 00
• Safety class (prepared): I
• Test voltage: 4000 Vac, 50 Hz
• Insulation class: VDE = F, UL = class 130

Terminal and mounting

• Terminals phase: Flat copper
• Terminals PE: Bolt, M8
• Fixing method: Fixing rail
• Fixing screws: M8
• Weight: 27,50 kg

Dimensions

Dimensions in mm