Enhance your industrial automation and power monitoring systems with this high-precision Current Sensing Switch, designed for reliable control and detection of various automatic industrial control equipment. Utilizing advanced electromagnetic mutual inductance technology, this self-powered sensing switch operates without the need for an external power supply, providing efficient monitoring and protection for your electrical devices. Key Features: · Precise Current Monitoring: Accurately detects current in the range of 0.2-30A with a frequency range of 40-400Hz, ensuring stable and reliable performance in diverse industrial environments. · Self-Powered Operation: No external power supply required, simplifying installation and reducing maintenance needs. · Fast Response Time: Startup time under 0.1 seconds enables rapid detection and timely control actions. · Versatile Switch Types: Available in Normally Open (NO) or Normally Closed (NC) configurations to suit different control requirements. · Durable and Safe Construction: Fireproof ABS shell offers protection and durability, with an IP30 rating suitable for indoor industrial use. · High Switch Contact Capacity: Supports up to 0.5A at 12-240VAC/DC with an overload capacity of +100%@30A for robust operation. · Visual Status Indicators: Equipped with red and green indicator lights for easy monitoring of switch status. · Compact and Easy Installation: Flat installation design with a 9mm threading hole diameter and compact dimensions (46 x 65 x 25mm) for convenient mounting in tight spaces. · Wide Industrial Applications: Ideal for substations, frequency control devices, inverters, electrolytic plating, electric locomotives, street lamp monitoring, coal mines, and other current monitoring automation industries. Specifications: · Switch Type: Normally Open / Normally Closed (Optional) · Power Supply: Self-Powered, no external power required · Starting Current / Frequency Range: 0.2-30A, 40-400Hz · Startup Time: <0.1 seconds · Switch Contact Capacity: Max 0.5A @ 12-240VAC/DC · Overload Capacity: +100%@30A · Threading Hole Diameter: 9mm · Indicator Light: Red and Green · Installation Form: Flat installation · Shell Material: Fireproof ABS · Working Temperature: -10 to 55°C · Working Humidity: 0-95%, no condensation · IP Rating: IP30 · Size: 46 x 65 x 25mm (1.81 x 2.56 x 0.98 inches) Package Includes: · 1 x Current Sensing Switch · 1 x User Manual (Chinese & English) This Current Sensing Switch is an ideal solution for automatic industrial control and electric power monitoring, delivering high accuracy, stable performance, and long service life. Its advanced technology and robust design ensure safe, convenient, and efficient current detection for a variety of industrial applications.