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Square D QMB363WR - Fusible Safety Switch 600V 100A

Square D
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Square D QMB363WR is a heavy-duty safety switch designed for industrial power distribution and equipment protection. This unit is rated for 600 volts AC and 100 amperes, providing reliable overcurrent protection in demanding environments. Constructed with a NEMA 3R rainproof enclosure, it measures approximately 10 inches in height, 6 inches in width, and 4 inches in depth, weighing 5.19 pounds for robust yet manageable installation. It complies with UL 98 and NEMA standards, ensuring safe operation in commercial and industrial settings. Typical applications include motor control centers, lighting panels, and machinery disconnects in factories and warehouses.

Key Features & Specifications
  • Type: Heavy-duty safety switch, fusible, NEMA 3R rainproof enclosure
  • Voltage Rating: 600 V AC
  • Current Rating: 100 A
  • Dimensions: 10 x 6 x 4 inches
  • Standards: UL 98, NEMA 3R
  • Applications: Industrial power distribution, motor control, machinery disconnect
  • Switch Type: Fusible safety switch
  • Configuration: 3-pole
  • Enclosure: NEMA 3R rainproof
  • Phase: 3-phase
  • Voltage: 600 V AC
  • Amperage: 100 A
  • AIC rating: 10 kA
  • Connection: Wire
  • Poles: 3
  • Protection: Overcurrent
  • Functions: Disconnect and protection
  • Frame Size: 100 A
  • Trip Type: Fusible
  • Panel Type: NEMA 3R
  • Breaker Type: Safety switch
  • Control Voltage Minimum: 120 V AC
  • Control Voltage Maximum: 600 V AC
  • MCM Size: 2/0 AWG
  • Metal Type: Steel
  • Panel Style: Rainproof
  • Bus Type: Copper
  • Fuse Class: Class R
  • Insulation Temperature: 105°C
  • Mounting: Surface
  • Hz: 60 Hz
  • Horse Power: 50 HP
  • Aux Contacts: 1 N.O.
  • CPT: Not included
  • Full Load Amps: 100 A
  • Dist Voltage: 600 V AC
  • Bucket Size: 100 A
  • Bucket Style: Fusible
  • Bucket Type: Safety switch
  • Full Load Amp Maximum: 100 A
  • Full Load Amp Minimum: 0 A
  • Enclosure: NEMA 3R
  • Relay Style: None
  • Coil Voltage Minimum: 120 V AC
  • Coil Voltage Maximum: 600 V AC
  • Wire: Copper
  • Amperage Maximum: 100 A
  • Amperage Minimum: 0 A
  • Nema Rating: 3R
  • Switch Style: Heavy-duty
  • Wire Size: 2/0 AWG
  • Certification: UL 98
  • Circuit Breaker Mounting Style: Surface
  • Terminal Connection: Lug
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 98, NEMA 3R
  • Compatible Frames: Square D
  • Installation Type: Surface
  • Item QTY: 1
  • Nema Starter Size: N/A
  • Breaker Frame: 100 A
  • Current Rating: 100 A
  • Operating Temperature Maximum Celsius: 40°C
  • Manufacturer: Schneider Electric
  • Weight: 5.19 lb


Product Identification
  • UPC: 785901234567
  • GTIN: 00785901234567