Default product image

Square D QMB400T6 - Fusible Switch 400A 600V

Square D
Price
Save $-70.97
/
Condition
  • Low stock - 1 item left
  • Backordered, shipping soon
Call for Price
Square D QMB400T6 is a heavy-duty fusible safety switch designed for reliable circuit protection and disconnection in industrial power distribution systems. It is rated for 600 volts AC and 400 amperes, providing robust overcurrent protection through its fuse-based design. The switch features a NEMA 1 general-purpose enclosure constructed from durable steel, with a compact footprint suitable for indoor installations. This unit complies with UL 98 and CSA standards, ensuring adherence to rigorous safety and performance requirements. Typical applications include service entrance equipment, main disconnects, and branch circuit protection in manufacturing facilities, commercial buildings, and heavy machinery.

Key Features & Specifications
  • Type: Fusible safety switch, heavy-duty, NEMA 1 enclosure
  • Voltage Rating: 600 V AC
  • Current Rating: 400 A
  • Dimensions: Not specified
  • Standards: UL 98, CSA
  • Applications: Service entrance, main disconnect, branch circuit protection
  • Switch Type: Fusible
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3-phase
  • Voltage: 600 V AC
  • Amperage: 400 A
  • AIC rating: Not specified
  • Connection: Not specified
  • Poles: 3
  • Protection: Overcurrent (fuse-based)
  • Functions: Disconnect, circuit protection
  • Frame Size: Not specified
  • Trip Type: Not applicable (fused)
  • Panel Type: Not specified
  • Breaker Type: Not applicable (fused switch)
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Steel
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Surface mount
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: NEMA 1
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 400 A
  • Amperage Minimum: Not specified
  • Nema Rating: 1
  • Switch Style: Heavy-duty
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Not specified
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 98, CSA
  • Compatible Frames: Not specified
  • Installation Type: Indoor
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 400 A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 78590105102
  • GTIN: 00785901051022