Description
The Industrial Kelvin Double Bridge is a high-accuracy electrical measurement instrument designed for precise determination of very low resistance values ranging from 0.2 micro-ohm to 11 ohms. Based on the Kelvin double bridge principle, this apparatus eliminates errors due to lead and contact resistance, making it ideal for industrial, research, and advanced educational applications.
Widely used in electrical engineering laboratories, calibration labs, power industries, and testing facilities where accurate low-resistance measurement is critical.
✅ Key Features
⚡ Ultra-Low Resistance Measurement Capability
Measures resistance from 0.2 μΩ to 11 Ω
Ideal for testing shunts, bus bars, transformer windings, cables, and contacts
High sensitivity for precision measurements
🔁 Kelvin Double Bridge Principle
Eliminates lead and contact resistance errors
Ensures high accuracy even at extremely low resistance values
Suitable for industrial-grade measurements
📊 High Accuracy & Stability
Precision ratio arms and standard resistors
Stable galvanometer null detection
Enables repeatable and reliable results
🧱 Industrial-Grade Construction
Rugged metal enclosure for long-term durability
High-quality terminals and selector switches
Designed for continuous industrial and laboratory use
🔌 External Power & Measurement Support
Compatible with external DC power source
Sensitive galvanometer included for null balance
Clear terminal markings for easy connections
🛡 Safety & Reliability
Safe low-voltage operation
High insulation and quality wiring
Suitable for student training and industrial environments
📘 Typical Applications
Measurement of very low resistances
Testing of electrical joints, contacts, and conductors
Transformer and motor winding resistance measurement
Calibration and quality control laboratories
Electrical and instrumentation engineering practicals
Industrial testing and R&D applications
💡 Why Choose This Apparatus?
Measures extremely low resistance with high precision
Eliminates contact and lead resistance errors
Robust construction suitable for industrial use
Essential instrument for advanced electrical measurements
Ideal for academic, research, and industrial environments
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