Square D QO390 Miniature Circuit Breaker 90A 240V 3Ph Plug-On

Product Description

The Square D QO390 Miniature Circuit Breaker features a rating of ninety amps at two hundred forty volts. This three-pole circuit breaker provides overcurrent protection for both alternating current and direct current systems. Its trip-free toggle mechanism allows for quick switching actions and clear handle indications. The device includes visual trip indication (VisiTrip), alerting users when the circuit breaker has interrupted power. This model offers a breaking capacity of ten kiloamperes and is designed for plug-in mounting.

• Rated for 90 amps at 120/240 volts
• 10kA breaking capacity
• UL Listed and CSA certified

Product Highlights

The QO circuit breaker is suitable for a variety of applications, including HACR rated systems. Factory-installed accessories are available, such as shunt trips and auxiliary switches.

Product Information

Standard Information

• Brand: Square D
• Manufacturer: Schneider Electric

Technical Specifications

• Catalog Number: QO390
• Current: 90 amps
• Voltage: 120 volts
• Amperage: 90 amps
• Number of Poles: 3
• Mounting Type: Plug-in
• Depth: 2.91 inches
• Width: 2.24 inches
• Height: 3.5 inches
• Weight: 1.05 lbs
• Country of Origin: Mexico
• Certifications: UL, CSA
• Warranty Length: 18 months
• Interrupt Rating: 10 kAIC
• RoHS URL: RoHS Compliant