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, Current Limiting
Frame Type: F
Voltage Rating: 480 V
Maximum AC Voltage Rating: 480 V
Current Rating: 250 Ampere
Number of Poles: 2
Interrupting Rating: 100 Kiloampere at 240 VAC, 65 Kiloampere at 480 VAC (UL), 100 Kiloampere at 220 to 240 VAC, 65 Kiloampere at 380 to 415 VAC (IEC)
Size: 4.12 Inch W x 3.81 Inch D x 10.12 Inch H
Approval: UL, CSA