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.