IEC Circuit Breaker Contact Resistance Test Equipment Professional Micro-Ohmmeter for Switchgear, Isolator, Busbar and High Voltage Electrical Testing

The IEC Circuit Breaker Contact Resistance Test Equipment is designed for professional electrical testing applications where reliable low-resistance measurements are required.

The system can be configured according to applicable international or local standards and customer-specific testing procedures.

The equipment is suitable for manufacturers, utilities, testing laboratories and maintenance companies.

• High-voltage circuit breaker
• Medium-voltage switchgear
• Disconnectors
• Isolators
• Busbar joints
• Electrical contact connections
• Switch contacts
• Power equipment maintenance

• Contact resistance measurement
• Loop resistance measurement
• Micro-ohm measurement
• High-current DC injection
• Voltage drop measurement
• Phase comparison
• Data storage
• Test result printing
• Computer communication
• Test report generation

IEC 62271-related applications are commonly associated with circuit breaker contact resistance testing, and industry testing guidance also references IEC 62271-100 and IEEE C37.09 for circuit breaker testing.

Q: Which standards should customers specify?
A: The applicable standard depends on the equipment type, region and testing purpose. Customers should identify the relevant IEC, IEEE or local standard before selecting the test configuration.

Q: Does the tester include calibration?
A: Professional instruments should be supplied with appropriate calibration documentation according to the customer's requirements.