The ETI PI-1600B High Current Test Set for primary current injection testing,  incorporates modular design and flexibility to provide unequaled capability in a portable package. 

Basic operation is very simple, and the proven MAC-20 instrumentation provides optimal output control and measurement. The ETI PI-1600B will test low-voltage, molded-case and metal-clad, direct acting AC circuit breakers from various manufacturers. 

The test set can also be used on high current applications like ratio transformers, and heat runs. Consists of PI-800 test set plus PI-AUX output unit to double output capacity. Rated 9.8kVA continuous for testing circuit breakers rated up to 1600 amperes.

Extremely portable. Housed in rugged interlocking suitcase-size enclosures, each weighing less than 125 pounds. Input: 120 or 208-240 volts ac (switch selectable) Digital memory ammeter controller Variable pulse times for convenient preset output current Selectable output connections to accommodate various impedance loads.