Hubbell OLB3M - Class R Fuse Block 30A 600V
Hubbell OLB3M - Class R Fuse Block 30A 600V

Hubbell OLB3M - Class R Fuse Block 30A 600V

Hubbell
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Hubbell OLB3M is a Class R, 30-amp, 600-volt AC fuse block designed for overcurrent protection in industrial power distribution systems. It features a compact, one-piece molded construction with a 1.5 lb weight, accommodating wire sizes from #14 AWG to #8 AWG. This device complies with UL and CSA standards for reliable performance in demanding environments. Typical applications include motor control centers, panelboards, and switchgear requiring high interrupting capacity.

Key Features & Specifications
  • Type: Class R fuse block, one-piece molded construction
  • Voltage Rating: 600 V AC
  • Current Rating: 30 A
  • Wire Size: #14 AWG to #8 AWG
  • Standards: UL, CSA
  • Applications: Motor control centers, panelboards, switchgear
  • Weight: 1.5 lb
  • Mounting: Panel mount
  • Connection: Screw terminal
  • Poles: 3
  • Fuse Class: R
  • Amperage: 30 A
  • Voltage: 600 V
  • Phase: 1 or 3
  • Hz: 50/60
  • Enclosure: Open style
  • Terminal Connection: Box lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Line and load
  • Standards: UL 4248, CSA C22.2
  • Installation Type: Panel mount
  • Item QTY: 1
  • Breaker Frame: Not applicable
  • Current Rating: 30 A


Product Identification
  • UPC: 783936480442
  • GTIN: 00783936480442