Square D QMB3660M - Fusible Safety Switch 600A 600V (200kA AIC @480V)
Square D QMB3660M Panel Mount Switch (Fusible) - Essential Electric Supply
Square D QMB3660M - Fusible Safety Switch 600A 600V (200kA AIC @480V)
Square D QMB3660M Panel Mount Switch (Fusible) - Essential Electric Supply

Square D QMB3660M - Fusible Safety Switch 600A 600V (200kA AIC @480V)

Square D
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Square D QMB3660M is a fusible safety switch designed for industrial power distribution systems requiring high fault current protection. This 600VAC-rated panel-mount switch delivers 600A continuous current capacity with a 200kA interrupting rating at 480V, housed in a NEMA 1 enclosure for indoor use. The three-pole single-configuration unit features R-class fuse compatibility and integrates with HHED frames, constructed with durable components for reliable operation in demanding environments. Compliant with industrial safety standards, it's engineered for motor control centers, switchgear, and other high-current applications where circuit isolation and protection are critical.

Key Features & Specifications
  • Type: Fusible safety switch, panel-mount, QMB Saflex series
  • Voltage Rating: 600VAC
  • Current Rating: 600A continuous
  • Configuration: Single, 3-pole
  • AIC Rating: 200kA at 480V
  • Fuse Class: R
  • Compatible Frames: HHED
  • NEMA Rating: 1 (indoor)
  • Phase: 3
  • Switch Style: Fusible disconnect
  • Weight: 38 lb
  • Standards: Industrial safety compliance
  • Applications: Motor control centers, switchgear, high-current distribution