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Square D QMB325WR - Safety Switch 200A 600V NEMA 3R

Square D
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Square D QMB325WR is a heavy-duty safety switch designed for reliable circuit protection and disconnection in industrial power distribution systems. This unit is rated for 600 volts AC and 200 amperes, providing robust overcurrent protection for branch circuits and equipment. Constructed with a NEMA 3R rainproof enclosure, it measures approximately 10 inches in height, 7 inches in width, and 5 inches in depth, weighing 5.19 pounds, and features a visible blade design for safe lockout/tagout procedures. It complies with UL 98 and CSA standards, ensuring adherence to North American electrical safety codes. Typical applications include service entrance equipment, motor control centers, and commercial or light industrial facilities requiring a reliable disconnect switch.

Key Features & Specifications
  • Type: Heavy-duty safety switch, visible blade, NEMA 3R rainproof enclosure
  • Voltage Rating: 600 V AC
  • Current Rating: 200 A
  • Dimensions: 10 in H x 7 in W x 5 in D
  • Standards: UL 98, CSA
  • Applications: Service entrance, motor control, industrial disconnect
  • Switch Type: Heavy-duty safety switch
  • Configuration: 3-pole, 3-wire
  • Enclosure: NEMA 3R
  • Phase: 3-phase
  • Voltage: 600 V AC
  • Amperage: 200 A
  • AIC rating: 10 kA at 600 V AC
  • Connection: Wire range #14 AWG to 3/0 AWG
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Disconnect and circuit protection
  • Frame Size: 200 A
  • Trip Type: N/A (non-fusible switch)
  • Panel Type: NEMA 3R
  • Breaker Type: N/A
  • Control Voltage Minimum: N/A
  • Control Voltage Maximum: N/A
  • MCM Size: N/A
  • Metal Type: Steel
  • Panel Style: Rainproof
  • Bus Type: Copper
  • Fuse Class: N/A (non-fusible)
  • Insulation Temperature: 105°C
  • Mounting: Surface mount
  • Hz: 50/60 Hz
  • Horse Power: 50 hp at 600 V AC
  • Wire Size: #14 AWG to 3/0 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: N/A
  • Terminal Connection: Screw lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 98, CSA C22.2 No. 4
  • Installation Type: Surface
  • Item QTY: 1
  • Current Rating: 200 A
  • Operating Temperature Maximum Celsius: 40°C


Product Identification
  • UPC: 785901894123
  • GTIN: 00785901894123