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HKD3400F w/ KES3400LSIG - Heavy-Duty Safety Switch 400A 600V 3-Phase NEMA 4X

United Fuses
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The HKD3400F with KES3400LSIG is a heavy-duty safety switch designed for industrial motor and circuit protection. It operates at 600V AC with a continuous current rating of 400A, featuring a NEMA 4X stainless steel enclosure for corrosion resistance. The unit weighs 5.19 lb and is constructed with a visible blade disconnect mechanism for positive load break indication. This switch complies with UL 98 and CSA C22.2 standards for disconnect switches. Typical applications include commercial and industrial power distribution, motor control centers, and high-amperage branch circuit isolation.

Key Features & Specifications
  • Type: Heavy-duty safety switch, visible blade, NEMA 4X stainless steel
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Weight: 5.19 lb
  • Standards: UL 98, CSA C22.2
  • Applications: Industrial power distribution, motor control, branch circuit isolation
  • Enclosure: NEMA 4X stainless steel
  • Switch Style: Heavy-duty visible blade
  • Phase: 3
  • Poles: 3
  • Nema Rating: 4X
  • 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
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not specified
  • Coil Voltage Maximum: Not specified
  • Wire: Not specified
  • Amperage Maximum: 400A
  • Amperage Minimum: Not specified
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Not specified
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-phase
  • Compatible Frames: Not specified
  • Installation Type: Surface mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 400A
  • 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
  • Dimensions: Not specified
  • Switch Type: Heavy-duty visible blade
  • Configuration: 3-pole, 3-phase
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3
  • Voltage: 600V AC
  • Amperage: 400A
  • AIC rating: Not specified
  • Connection: Not specified
  • Poles: 3
  • Protection: Overcurrent, short-circuit
  • Functions: Disconnect, isolation
  • Frame Size: Not specified
  • Trip Type: Not applicable
  • Panel Type: Not specified
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Stainless steel
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • Insulation Temperature: Not specified
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not specified
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not specified
  • Mounting: Surface
  • Hz: 60
  • 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 4X stainless steel
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 400A
  • Amperage Minimum: Not specified
  • Nema Rating: 4X
  • Switch Style: Heavy-duty visible blade
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Not specified
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 98, CSA C22.2
  • Compatible Frames: Not specified
  • Installation Type: Surface mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 400A
  • 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: Not specified
  • GTIN: Not specified