magnetic system design and current measurement solutions

R50-BAR-04

Manganin Shunt Resistor for High Precision Current Measurement

The R50-BAR shunt resistor is a precision Cu-Mn resistance. It consists of a Tin plated copper busbar with hole terminals for easy installation.

Description

The R50-BAR-04 shunt resistor is a precision Cu-Mn resistance. It consists of a Tin plated copper busbar with hole terminals for easy installation.
The shunt is designed for precision current measurement with high thermal stability in instruments, industrial, and automotive applications, typically including energy meters, ampere meters, power inverters, and battery current monitoring.

Characteristics

Parameter Typical Value Unit
Resistance 50 ±5% μOhm
Temperature coefficient ±200 ppm/oC
Temperature coefficient (element material) ±20 ppm/oC
Operation temperature range –40 to 125 °C
Storage range –40 to 150 °C
Continuous power 15 W
Maximum power 36 W

 

Geometry

R50 BAR 04-A
R50 BAR 04-A