Electrical Test Instruments, Inc. (ETI ) manufactures a comprehensive line of rugged, reliable circuit breaker testers providing you the ability to select the unit best suited for your specific application. Each circuit breaker test set provides a variable high current output and utilizes a microprocessor-based control unit which incorporates a digital memory ammeter, digital timer, and appropriate control circuitry.
ETI high current test sets are used primarily to test low voltage circuit breakers with thermal, magnetic or solid state trip units.
• Molded case circuit breakers
• Insulated case circuit breakers
• Air power circuit breakers
• Vacuum circuit breakers
Other applications include:
•Ttesting motor overload relays
• Testing ground trip devices
• Ratioing current transformers
• Performing heat runs
ETI PI-1600B High Current Test Set
The ETI PI-1600B High Current Test Set is a mobile Circuit Breaker Test Set for testing circuit breakers rated up to 1600 amperes.
ETI PI-6000 Primary Circuit Breaker Test Set
The Electrical Test Instruments (ETI) PI-6000 Primary Circuit Breaker Test Set tests low-voltage, molded-case and metal-clad, direct acting AC circuit breakers. The test set can also be used on high current applications like ratio transformers, and heat runs.