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, Electronic Solid State Trip
Frame Type: K
Voltage Rating: 600 V
Maximum AC Voltage Rating: 600 V
Current Rating: 1200 Ampere
Number of Poles: 3
Interrupting Rating: 65 Kiloampere at 240 VAC, 50 Kiloampere at 480 VAC, 25 Kiloampere at 600 VAC (UL), 65 Kiloampere at 220 to 240 VAC, 50 Kiloampere at 380 to 415 VAC, 25 Kiloampere at 500 VAC (IEC)
Size: 8.25 Inch W x 5.5 Inch D x 15.5 Inch H
Approval: UL, CSA