Spectra RMS Molded Case Circuit Breakers (SE150, SF250, SG600 and SK1200) have a Digital, Solid State, RMS Sensing Trip System with Field Installable, Front-Mounted Rating Plugs to Establish or Change the Breaker Ampere Rating; Adjustable Instantaneous with Tracking Short-Time is Standard on All Frames; The Trip System Uses Digital Sampling to Determine the RMS Value of Sinusoidal and Non-Sinusoidal Currents

Specifications:

Type: Molded Case, Digital Solid State, Electronic, Current Limiting
Frame Type: G
Voltage Rating: 240 V
Maximum AC Voltage Rating: 240 V
Current Rating: 400 Ampere
Number of Poles: 3
Interrupting Rating: 65 Kiloampere
Size: 5.5 Inch W x 3.81 Inch D x 10.09 Inch H
Approval: UL, CSA