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: 600 Volt
Maximum AC Voltage Rating (V): 690 Volt
Current Rating: 250 Amp
Number of Poles: 3
Interrupting Rating: 100 Kiloamp at 240 Volt AC, 65 Kiloamp at 480 Volt AC, 25 Kiloamp at 600 Volt AC (UL), 100 Kiloamp at 220 to 240 Volt AC, 65 Kiloamp at 380 to 415 Volt AC, 40 Kiloamp at 500 Volt AC, 14 Kiloamp at 690 Volt AC (IEC)
Size: 4.12 Inch Width x 3.81 Inch Depth x 10.12 Inch Height
Approval: UL, CSA