DROSSEL IG240021R GD 4 / 21 mH

⚙️ Technical Specifications

• Model: IG240021R GD 4
• Inductance: 21 mH (millihenries), ±10% typical tolerance
• Coil Type: Single-phase choke (line reactor or filter inductor)
• Frequency Range: Suitable for standard industrial use – 50 Hz to several hundred Hz (or kHz depending on application)
• Application Category: Industrial power electronics – motor drives, harmonic filtering, surge limiting

📐 Physical Characteristics

• Mounting: Open-frame type, panel-mountable
• Terminals: Screw or spring-clamp terminals (IP00 – unshielded, not touch-safe)
• Cooling: Natural air convection (no fan required)
• Construction: Laminated core, industrial-grade winding (impregnated if factory standard)

🔌 Function & Use

• Main Use: Limits inrush current, reduces electrical noise (EMI/RFI), filters harmonics
• Ideal For: Motor drives, variable frequency drives (VFDs), automation panels, industrial power systems
• Benefit: Protects sensitive equipment from voltage spikes and reduces power distortion