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Hubbell L77 - Disconnect Switch 600V 30A (NEMA 1)

Hubbell
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Hubbell L77 is a heavy-duty industrial disconnect switch designed for reliable circuit isolation and safety lockout in power distribution systems. It is rated for 600V AC and 30A continuous current, providing robust protection for motor and machinery circuits. The device features a compact NEMA 1 enclosure measuring 7 x 11 x 5 inches, constructed from painted steel for durability in demanding environments, and weighs 5.19 lb. This disconnect switch complies with UL 98 and CSA standards, ensuring safe operation in industrial settings. Typical applications include use in manufacturing plants, conveyor systems, and HVAC equipment for emergency shutdown and maintenance isolation.

Key Features & Specifications
  • Type: Heavy-duty disconnect switch, non-fusible, manual operation
  • Voltage Rating: 600V AC
  • Current Rating: 30A
  • Dimensions: 7 in x 11 in x 5 in
  • Standards: UL 98, CSA
  • Applications: Industrial motor control, machinery isolation, HVAC systems
  • Switch Type: Non-fusible disconnect
  • Configuration: 3-pole, 3-phase
  • Coil Voltage Maximum: Not applicable (manual operation)
  • Temp Rating: -20°C to 60°C
  • Shipping Dimensions: 7 in x 11 in x 5 in
  • Phase: 3
  • Voltage: 600V AC
  • Amperage: 30A
  • AIC rating: 10kA at 600V AC
  • Connection: Screw terminals
  • Poles: 3
  • Protection: Overload protection not included (external fusing required)
  • Functions: On/Off isolation
  • Frame Size: NEMA 1
  • Trip Type: Not applicable
  • Panel Type: Surface mount
  • Breaker Type: Not a circuit breaker
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Painted steel
  • Panel Style: Standard
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Surface mount
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: 15 HP at 600V AC
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 30A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 30A
  • Full Load Amp Minimum: 0A
  • Enclosure: NEMA 1
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: 14 AWG to 4 AWG
  • Amperage Maximum: 30A
  • Amperage Minimum: 0A
  • Nema Rating: 1
  • Switch Style: Rotary handle
  • Wire Size: 14 AWG to 4 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 98, CSA C22.2
  • Compatible Frames: Not applicable
  • Installation Type: Surface mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 30A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: 60°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 783936460707
  • GTIN: 00090529601505