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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).

Highlights

  • 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
  • 10-year service and shelf life

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

Specifications

Specifications and resources:

Product name: Barry D.E.W. Line® Dielectric Helicopter Longline
Product code: BLLNDR
Product type: Synthetic Helicopter Longlines
Manufacturer: Barry Cordage
Product link: https://www.barry.ca/helicopter-external-load/synthetic-helicopter-longlines/bllndr
Technical Data Sheets: https://www.barry.ca/hubfs/info/ft-bllndr-en.pdf
Instructions Manuals: https://www.barry.ca/publications/instructions-manual-barry-synthetic-helicopter-longlines

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

3 900 lb WLL - Barry D.E.W. Line® Dielectric Helicopter Longline

Product Code Description Weight (lb)
BLLNDR-050-3900 50' Dielectric Helicopter Longline (3 900 lb WLL) 19
BLLNDR-075-3900 75' Dielectric Helicopter Longline (3 900 lb WLL) 21
BLLNDR-100-3900 100' Dielectric Helicopter Longline (3 900 lb WLL)  31
BLLNDR-125-3900 125' Dielectric Helicopter Longline (3 900 lb WLL)  36
BLLNDR-150-3900 150' Dielectric Helicopter Longline (3 900 lb WLL)  42

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.

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Frequently Asked Questions (FAQ)

To contact our sales department, please call us toll-free in Canada and the United States at +1-800-305-2673 at extension #232, Monday through Friday, 8:30 a.m. to 12:30 p.m. and 1:00 p.m. to 5:00 p.m. EST (UTC-5). For all other international calls, please call +1-514-328-3888 at extension #232.

This insulating helicopter longline is designed for work in energized fields on high voltage systems (AC or DC).

50', 75', 100', 125' and 150' (Other lengths available upon request).


Barry's publications on Helicopter Longlines & Cargo Nets

Trademark
Dyneema® is a trademark of DSM. Use of this trademark is prohibited unless strictly authorized.
Technora® is a registered trademark of Teijin Ltd.
Barry D.E.W. Line® and all Barry D.E.W Line® products are trademarks of Barry Cordage Ltd. Use of these trademarks is strictly prohibited unless authorized by Barry.

Note: Barry sells to companies, professionals, and government only.
Note: Minimum quantities may apply to some products, $150 minimum purchase, sales by phone, fax, website and email only.
Note: This information is for reference only and is subject to change without prior notice.
Note: Any Barry document received by email, downloaded or printed is uncontrolled.