1. Model & Part Number

• Model: EF014‑503 (often called EMV MODULE F014‑503)

• SEW part number: 8263841eero

• Type: EMC input filter (mains side) for frequency inverterseero

2. Electrical Ratings

• Rated voltage: 3‑phase 230–500 V AC ±10%eero

• Rated current: 5 A ACeero

• Frequency: 50 / 60 Hzeero

• Leakage current: < 12 mAeero

• Power loss: 12 W (at rated load)eero

• Voltage drop: < 1% (at rated current)eero

3. Performance & Compliance

• Suppresses conducted emissions on mains and inverter output sideseero

• When installed correctly, meets Class B limits per EN 55011 / EN 55014eero

• Complies with EN 50081‑1 / ‑2eero

4. Mechanical & Environmental

• Protection class: IP20

• Dimensions: 45 × 105 × 230 mm (H × W × D)

• Weight: 0.9 kg

• Ambient temperature: −25 °C … +45 °C

• Mounting: Cabinet installation, back‑panel mounting (no extra cabinet space needed)eero

5. Application

• For SEW inverters requiring external EMC filtering (e.g., older MOVITRAC 31C, some MOVIMOT B/C series)eero

• Used to meet Class B EMC requirements in residential, commercial, and light industrial environmentseero

6. Status

• Active / available as a spare part

• Common replacement for older installations that need to maintain EMC compliance