Square D CH366AWK - Fusible Safety Switch 600A 600V 3-Pole
Square D CH366AWK - Fusible Safety Switch 600A 600V 3-Pole
Square D CH366AWK - Fusible Safety Switch 600A 600V 3-Pole
Square D CH366AWK - Fusible Safety Switch 600A 600V 3-Pole

Square D CH366AWK - Fusible Safety Switch 600A 600V 3-Pole

Square D
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Square D CH366AWK is a heavy-duty fusible safety switch designed for isolating and protecting three-phase industrial power circuits. It provides reliable circuit protection with a 600A current rating and a 600V AC voltage rating, housed within a robust enclosure measuring 1174.75 mm H x 666.75 mm W x 257.30 mm D and weighing 170.001 lb. The switch is built to NEMA 3R/12 standards for indoor/outdoor use and features a 10kA interrupting rating at 600V for effective fault protection. Its design is compatible with RJF frames and is typically applied in industrial facilities, manufacturing plants, and commercial electrical distribution systems for motor control and feeder circuit isolation.

Key Features & Specifications
  • Type: CH Series E fusible disconnect safety switch
  • Voltage Rating: 600V AC
  • Current Rating: 600A
  • Configuration: Single, 3-pole
  • Switch Style: Fusible (Class H, R fuse compatible)
  • AIC Rating: 10kA @ 600V
  • Phase: 3
  • NEMA Rating: 3R/12
  • Dimensions: 1174.75 mm H x 666.75 mm W x 257.30 mm D (46.25 in x 26.25 in x 10.13 in)
  • Weight: 170.001 lb
  • Compatible Frames: RJF
  • Standards: Meets applicable industry standards for safety switches
  • Applications: Industrial power distribution, motor control centers, feeder circuit isolation


Product Identification
  • UPC: 785901344674
  • GTIN: 00785901344674