Current Shunts

Current Shunts

Current shunts are electrical devices used to measure the flow of electrical current in a circuit. They are designed to divert a small portion of the current flowing through a circuit, allowing it to be measured without interrupting the circuit's operation. Current shunts are typically made of a low-resistance material, such as copper or silver, and are placed in series with the circuit being measured. The operation of a current shunt is based on Ohm's Law, which states that the current flowing through a conductor is directly proportional to the voltage across it and inversely proportional to its resistance. By placing a low-resistance shunt in series with the circuit being measured, a small portion of the current is diverted through the shunt, creating a voltage drop that can be measured using a voltmeter. The amount of current flowing through the circuit can then be calculated using the measured voltage drop and the known resistance of the shunt. Current shunts are commonly used in a variety of applications, including power distribution systems, battery monitoring, and motor control systems. They are also used in laboratory and research settings to measure the current flowing through experimental circuits. Current shunts are available in a range of sizes and configurations to accommodate different current levels and measurement requirements.

electrical current, circuit, measurement, low-resistance, voltage drop

— Joshua Wood

CITATION : "Joshua Wood. 'Current Shunts.' Design+Encyclopedia. https://design-encyclopedia.com/define/current-shunts?E=313151 (Accessed on October 14, 2026)"