Polymeric & Porcelain Drop Out Fuses - DDOs

Aluma-Form has a long history of providing quality products for the Electric Utility industry. You can expect the same quality in every fused cutout you receive, helping the job get done right the first time. Cutouts are RUS Approved and meet or exceed all applicable ANSI performance requirements. All testing is performed at an accredited independent laboratory.

Aluma-Form cutouts are manufactured with the following standard features:

• All copper current path provides minimum electrical resistance
• Porcelain or Polymer options available
• Lower contacts are backed up by stainless steel springs to ensure excellent current transfer with the fuse tube trunnion
• Rugged construction designed to withstand heavy fault interrupt and reclosure forces
• Interchangeable fuse holder design compatible with other cutouts in the utility market
• Moisture resistant fibreglass reinforced fuse tube with arc-quenching inner liner and a UV resistant exterior coating
• Grooved flipper with stainless steel torsion spring provides proper fuselink tension and prevents breakage
• Silver plated moveable contacts for steady current transfer and low operating temperatures
• RUS approved
• Certified ANSI 37.41 and 37.42
• 100% Electric Test - AC Dry Withstand
• 100% Silicone for superior weathering
• 100% Mechanical Test
• 3 Connector styles - Parallel Groove (clam shell), Large Eye Bolt, Small Eye Bolt

For DDO fuse tubes and solid link parts click here