The Square D General Duty Fusible Safety Switch (Model CD224NRB) is a 200A, 2-pole, 120/240V AC single-throw disconnect designed for demanding outdoor and industrial applications. Built with a NEMA 3R galvannealed steel enclosure, it delivers reliable weatherproof protection for rooftop HVAC units, agricultural equipment, motor disconnects, and commercial service entrances. With CSA and UL Listed certifications, lug electrical connections, and a factory-installed neutral, this switch provides the code-compliant isolation and overcurrent protection that electricians and contractors depend on for safe, efficient installations.

Specifications

Amperage 200A
Number of Poles 2
Voltage 120/240 V AC
Motor Power 15 Hp at 240 V AC (1-phase); 25 Hp or 60 Hp at 240 V AC (3-phase), 50–60 Hz
Disconnect Type Fusible Disconnect, Single Throw
Short-Circuit Current Rating 100 kA maximum (cartridge fuse)
Electrical Connection Lugs
AWG / Wire Range AWG 6 – 250 kcmil, copper or aluminium
Tightening Torque 275 lbf·in (31.07 N·m)
Device Composition Neutral (factory installed)
Degree of Protection NEMA 3R – Galvannealed Steel
Device Mounting Surface
Series General Duty
Height 29.25 in (742.95 mm)
Width 19 in (482.60 mm)
Depth 8.5 in (215.90 mm)
Certifications CSA, UL Listed
Country of Origin US
Environmental RoHS Compliant, Mercury Free, PVC Free, Toxic Heavy Metal Free, REACH SVHC Free