Square D DU221RB

Square D

Switch, Safety, 30 A

DU221RB 44641
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ItemSafety Switch
NEMA Rating3R
Number of Wires2
Number of Poles2
Height (In.)9.63
Depth (In.)3.75
Width (In.)7.25
UPC 094700446411
Weight 4.300000


General Duty Non Fusible Safety Switch, Number of Poles 2, Current Rating 30 Amps, Maximum Current Rating 30 Amps, NEMA Class 3R, Power Rating 3 HP, Maximum Power 3 HP, AC Voltage 120/240 Volts, Phase Single, Height 9.64 Inches, Depth 3.75 Inches, Width 7.25 Inches, 2 Wires, 2 Blades, Series E

General-Duty Safety Switches
  • Switches provide a 10kA short-circuit current rating when used with or protected by a Class H fuse. They have a 100kA short-circuit current rating when used with, or protected by, a Class R cartridge-type fuse with Class R fuse kits (see page 310) installed. Features include visible blades for positive identification that switch is Off, and a quick-make, quick-break operating mechanism. Lugs are suitable for aluminum or copper conductors. Multiple padlock provisions in Off position. Spring-reinforced plated-copper fuse clips. Suitable for use as service entrance equipment. Require equipment grounding kit; see page 310.
  • Switches meet UL 98 and meet or exceed NEMA Standard KS1-1990. UL Listed.

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