The interchangeable shunts are used to multiply the measuring range of current of measuring instruments.

Specification
1. Accuracy class: 0.5 for 2~4000A; 1 for 5000~10000A
2. Ambient conditions: Temperature -40~+60 centigrade, relative humidity is not excced 95% (at 35 centigrade)
3. Capacity to withstand mechanical force: It is capable of withstanding the transport bumping at acceleration of 70m/S2 and shock frequency of 80-120 times of 6hr.
4. Overload capacity: 120% of rated current for 2s.
5. Voltage drop: 50mV 75mV 100mV
6. Giving out heat when being loaded: No more than 80 centigrade under rated current 50A after temperature rise gets steady; No more than 120 centigrade above rated current 50A.