The Square D brand PowerPact® D-Frame mission critical circuit breaker delivers high levels of selective coordination in a flexible design that can be easily configured for a variety of applications. Tested to be selectively coordinated with the QO(B) family of branch circuit breakers through 30 kA fault current, this solution delivers full selective coordination downstream of Square D brand transformers ranging from 15 kVA to 300 kVA.

Features

• Ratings

- UL489 listed
- CSA certified
- Voltage: 208 Y/120 V
- Handle ratings: 60–600 A
- AIR: 65 kA
- Selective coordination rating: 30 kA with QO(B) family of branch breakers

• Available configurations

- Main breaker in NQ panelboards coming soon
- Unit mount for OEM users
- Plug-in base for OEM users
- Draw-out base for OEM users

• Electronic trip unit with long-time settings in four sizes

- 150 A, 250 A, 400 A, 600 A

• Flexibility in design with a wide range of factory or field installable accessories and operating mechanisms
• Provides full selective coordination when used with the QO(B) family of branch breakers downstream from a 15 – 300 kVA Square D transformer