

Hioki 9290-10 Clamp On Adapter
The Hioki 9290-10 Clamp-On Adapter is a high-performance current transformer designed to extend the measurement capabilities of standard clamp meters. With a 10:1 current transformer (CT) ratio, it enables accurate measurement of high AC currents up to 1500 A, making it ideal for industrial applications where large currents are prevalent. Its robust design ensures reliable performance in demanding environments.
Description
The Hioki 9290-10 Clamp-On Adapter is engineered to meet the needs of professionals requiring precise measurement of high AC currents. Operating with a 10:1 CT ratio, it allows standard clamp meters to measure primary currents up to 1500 A AC (with continuous operation up to 1000 A). This capability is essential for applications in power distribution, industrial machinery, and large-scale electrical systems. The adapter features a wide frequency response from 20 Hz to 5 kHz, ensuring accurate measurements across a broad spectrum of electrical signals. Its excellent phase accuracy of ±1.0° ensures precise power calculations, even in complex waveforms. The adapter’s robust construction, with a core jaw diameter of 55 mm or 80 mm, accommodates a variety of conductor sizes, enhancing its versatility. Designed for ease of use, it includes a 3-meter cable and is compatible with Hioki’s range of clamp meters, expanding their measurement capabilities.
Features
- High Current Measurement: Measures primary currents up to 1000 A AC continuously, with a maximum of 1500 A AC for 5 minutes.
- 10:1 CT Ratio: Allows standard clamp meters to measure high primary currents accurately.
- Wide Frequency Response: Ensures accurate measurements from 20 Hz to 5 kHz.
- Excellent Phase Accuracy: Maintains phase accuracy of ±1.0°, crucial for precise power measurements.
- Large Jaw Diameter: Accommodates conductors with core diameters of 55 mm or 80 mm.
- Robust Construction: Designed to withstand demanding industrial environments.
- Extended Cable Length: Comes with a 3-meter cable for flexible usage.
- Compatibility: Works seamlessly with Hioki clamp meters, enhancing their measurement range.
- Safety Compliance: Rated for use with insulated wires up to 600 V AC rms.
- Compact Design: Lightweight and portable for easy handling and storage.
Includes
Instruction manual ×1
Mark band ×6



