4439

Technical Characteristics

• Base Thickness

  0.500 inches nominal

• Overall Length

  2.938 inches nominal

• Body Style

  side barrier type

• Voltage In Volts

  250.0

• Contact Surface Treatment

  silver plated

• Body Material

  porcelain

• Fuse Accommodation Quantity

  6

• Internal Circuit Configuration And Pole Quantity

  3 pole, single branch, solid neutral

• Mounting Hole Style

  in-line along the width

• Mounting Hole Diameter

  0.216 inches nominal

• Center To Center Distance Between Outside Mounting Holes Along Width

  1.710 inches nominal

• Fuse Terminal Type Accommodated

  ferrule

• Accommodated Ferrule Diameter

  0.406 inches nominal

• Current Carrying Rating In Amps

  30.0

• Terminal Type And Quantity

  6 screw

• Accommodated Fuse Length

  1.500 inches nominal

• Overall Height

  1.250 inches nominal

• Overall Width

  2.938 inches nominal

• Mounting Hole Quantity

  3

• Contact Material

  beryllium copper