Square D QOU390 3 Pole Circuit Breaker
The Square D QOU390 is a 3 Pole thermal magnetic molded case circuit breaker with a current rating of 90 Amps and a voltage rating of 120/240VAC, 48/60VDC. It has an interrupting rating of 10kA at 120/240VAC, 5kA at 48/60VDC. The QOU390 has a din rail mounting type and has a line and load lug terminal connection.