Barry D.E.W. Line® Dielectric Helicopter Longline

The Barry D.E.W. (Dielectric Even Wet) Line® is the most advanced helicopter longline available. This insulating helicopter longline is designed for work in energized fields on high voltage systems (AC or DC).

Barry D.E.W. Line ® technology uses proprietary materials which offer unique insulating properties with exceptionally low leakage currents, whether dry or wet.

• Working Load Limit: 3 900 lb (1 769 kg)
• Diameter: 16 mm (5/8”)
• Colour: Orange with green terminations
• Weight: 31 lb (14.1 kg) for 100' (30 m)
• Standard lengths: 50', 75', 100', 125' and 150' (Other lengths available upon request)

System Includes

• Dielectric longline
• Master link at top end
• Stainless steel thimbles at both ends
• Permanent ID tag
• Certificate of compliance (COC)
• User instructions manual
• Transport/storage bag

Optional / Accessories

• Weighted bottom end-cover for increased load-stability and velocity without load*
• Swivel hook at bottom end
• Custom hardware

* Recommended weighted end-covers:

• # LLEC-W25NC-NDR5: 25 lb (11 kg) weighted end-cover for Vne 60 knots without underslung load
• # LLEC-W50NC-NDR5: 50 lb (22 kg) weighted end-cover

Technical

• 10-year service and shelf life
• Proof-loaded to 1.5 x WLL
• Supported by Airworthiness Analysis to FAA CFR Title 14, Parts 27 & 29
• Meets or exceeds the dry or wet electrical requirements of:
• ASTM F1701 - 12
• IEC 62192:2009
• EC Machinery Directive 2006/42/EC compliant

Arc-Flash rated

• Resistant to 40 cal/cm² (category 4)

Features

• Unique insulating properties
• Cleanable and easy to maintain and test
• Exceptionally low leakage current, whether dry or wet
• Protection from high fault current
• High strength
• Low elongation
• Lightweight and low volume
• Fully sealed and hydrophobic
• Smooth surface
• High abrasion resistance
• Easy to deploy
• Excellent resistance to UV
• Sealed termination at each end
• Easy storage in provided transport bag

Service and Shelf Life

Max. shelf life	Max. service life	Max. combined life (shelf + service)
10 years	10 years	10 years
Important: Parts are considered on-condition throughout their shelf & service life and must pass inspections and maintenance recommendations as per the manufacturer's user instructions manual.