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: E
Voltage Rating: 600 Volt AC
Maximum AC Voltage Rating: 600 Volt
Current Rating: 150 Amp
Number of Poles: 3
Interrupting Rating: 18 Kiloamp at 240/480 Volt AC, 14 Kiloamp at 600 Volt AC (UL), 18 Kiloamp at 220 to 240 Volt AC, 10 Kiloamp at 380 to 415 Volt AC, 4 Kiloamp at 500 Volt AC (IEC)
Size: 4.12 Inch Width x 3.38 Inch Depth x 6.31 Inch Height
Approval: UL, CSA