500A 50mV resistor shunt for electric welding machine

Description:

500A 50mV resistor shunt forelectric welding machine  

 Maintechnical parameters

Applicablestandards:
  GB / T 7676.1 ~ 9-1998 "Direct actingindicating analogue electrical measuring instruments and theiraccessories"
  GB/T5729-94 "Fixed resistors for use inelectronic equipment"
  GJB/T360A-96 "electronics and electroniccomponents, test methods"
  GB2423"electric and electronic products based environmental testingprocedures" 
Rated current (A): 5A 10A 15A 20A 25A 30A50A 75A 100A 150A 200A 250A 300A 400A 500A 600A 750A 1000A 1500A2000A 2500A 3000A 4000A 5000A 6000A

   7500A10000A .... 
Accuracy: 0.5 (≤ 4kA);1.0 (5k ~ 1kA). 
Rated voltage drop: thestandard value of 75mV, user-defined value of 45mV, 50mV, 60mV,100mV, or other. 
Overload performance:120% rated current, sustained 2h. 
Heat load: after stabletemperature changes, 50A over the following ≤ 80 °C 50A ≤ 120°C. 
Resistance to mechanical properties: canwithstand acceleration of 70 m / s, the impact frequency of 80 to120 times per minute, 6 hours of transport Britainearthquake. 
EnvironmentalConditions: -40 ~ 60 °C, relative humidity ≤ 95% (35°C).