SQUARE D Electric-Disconnect, Square D, 30A, 240V, 2P, Non-Fusible, Nema 3R
SQUARE D Electric-Disconnect, Square D, 30A, 240V, 2P, Non-Fusible, Nema 3R

SQUARE D Electric-Disconnect, Square D, 30A, 240V, 2P, Non-Fusible, Nema 3R

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Disconnect, Square D, DU221RB, 30A, 240V, 2P, Non-Fusible, Nema 3R

Schneider Electric DU Series — General Duty Safety Switches:

Designed for residential and commercial applications where durability and economy are prime considerations. An excellent choice for disconnecting lighting, air conditioning and appliances. When equipped with fuses, over-current and short circuit protection is provided.
  • Switches are stocked and ready for delivery from our warehouses.
  • Field installable accessories for F series switches include:
  • Electrical interlocks
  • Fuse puller kits for 60 and 100A switches
  • Class R fuse kits
  • UL Listed
  • 30–800 A 240Vac
  • Fusible and non-fusible
  • NEMA Type 1 and 3R enclosures
  • Suitable for service entrance equipment
  • 2 and 3 Pole configurations
  • Up to 100 kA Short Circuit Current Ratings, utilizing appropriately rated Class R Class J or Class
  • T fuses or fuse kits
  • Horsepower rated for motor applications -- 150hp max
  • Quick-make, quick-break operating mechanism
  • Visible blade switches for positive "OFF" indication
  • Handle lock-off provision for multiple padlocks -- "OFF" position
  • Cover can be padlock closed
  • Tangential knockouts, where provided, lessen the need for conduit offset bends
  • Standard bolt-on hub provisions for 30–200 A, NEMA Type 3R (top endwall)
  • Insulated, bonded solid neutral assemblies are standard in fusible switches
  • Spring reinforced plated copper fuse clip
Product Single Throw Safety Switch
Current Rating 30 A
Certifications UL listed file E2875
Enclosure Rating NEMA 3R
Disconnect Type Non-fusible disconnect switch
Factory Installed Neutral None
Mounting Type Surface
Number of Poles 2
Electrical Connection Lugs
Duty Rating General duty
Voltage Rating 240 V AC
Wire Size AWG 14...AWG 6 copper AWG 12...AWG 6 aluminium
short-circuit withstand 200 kA
width 7.75 in (196.85 mm)
height 9.63 in (244.60 mm)
depth 3.75 in (95.25 mm)
tightening torque 30 lbf.in (3.39 N.m) 0.00...0.02 in (2.08...13.3 mm) AWG 14...AWG 6)



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