The **LC2-24-R** typically refers to a **dual-stage, high-performance power line EMI filter** manufactured by various electronics components brands (such as TE Connectivity or specialized power filter manufacturers). These components are essential for cleaning electrical noise from AC power lines. --- ## 1. Technical Specifications The "LC2" series is generally designed for high insertion loss and noise suppression across a wide frequency range. | Parameter | Typical Value | | :--- | :--- | | **Rated Voltage** | 115/250 VAC | | **Rated Current** | 24 Amps | | **Operating Frequency** | 50/60 Hz | | **Number of Stages** | Dual Stage (Double L-Circuit) | | **Leakage Current** | High (R-series often denotes standard/industrial leakage) | | **Termination** | Stud or Bolt terminals | --- ## 2. Key Electronic Components Inside The LC2-24-R is a passive circuit housed in a shielded metal casing. It consists of the following internal parts: ### A. Common Mode Chokes (Inductors) * **Function:** Blocks high-frequency noise that is common to both the Line and Neutral wires relative to the ground. * **Part:** Ferrite or Nanocrystalline cores wound with heavy-gauge copper wire to handle the 24A load. ### B. X-Capacitors (Line-to-Line) * **Function:** Filters "Differential Mode" noise (noise between Line and Neutral). * **Type:** Usually Metallized Polypropylene film capacitors, rated for safety (X2). ### C. Y-Capacitors (Line-to-Ground) * **Function:** Bypasses "Common Mode" noise to the chassis ground. * **Safety Note:** These are specifically designed not to fail in a way that would cause a shock hazard. ### D. Bleeder Resistors * **Function:** Discharges the stored energy in the X-capacitors when power is disconnected to prevent electric shock at the plug. --- ## 3. Applications Because the LC2-24-R is rated for **24 Amps**, it is considered a high-current filter used in: 1. **Industrial Machinery:** CNC machines and robotic arms that generate significant electromagnetic interference. 2. **Frequency Converters:** Variable Frequency Drives (VFDs) that produce high-frequency switching noise. 3. **Medical Equipment:** Protecting sensitive diagnostic tools from grid fluctuations. 4. **Telecommunications:** Power supplies for large server racks. --- ## 4. Typical Wiring Diagram ```text LINE SIDE LOAD SIDE [L] ----(Choke)----[X-Cap]----(Choke)---- [L'] | | | [Y-Cap] [Res] [Y-Cap] | | | [G] ------------------------------------- [G'] | | | [Y-Cap] | [Y-Cap] | | | [N] ----(Choke)----[X-Cap]----(Choke)---- [N'] ```