5000A 75mV Shunt Resistor (High Current DC Measurement)
Technical overview for a 5000A 75mV shunt resistor: resistance, dissipation and wiring notes.
Key electrical values
| Nominal current | 5000 A |
|---|---|
| Voltage drop | 75 mV (0.075 V) |
| Resistance | 0.015000 mΩ |
| Power dissipation (continuous) | 375 W |
Engineering notes
- 375 W is significant: validate mounting, airflow and duty cycle.
- Prefer busbar integration for thermal spreading at this power level.
- Use Kelvin (4-wire) sensing for accurate measurement.
FAQ
What is the resistance of a 5000A 75mV shunt?
R = V/I = 0.075 / 5000 = 0.015000 mΩ.
How much power does it dissipate?
P = V·I = 0.075 · 5000 = 375 W (continuous at nominal current).