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CRITERIA for AS/NZS 1891.1 COMPLIANCE |
MIN CRITERIA for LINQ IN-HOUSE STANDARDS COMPLIANCE |
ASSESSMENT OF RESULTS |
A |
Polyester Webbing >70% strength exposed vs unexposed |
Polyester Webbing >70% strength exposed vs unexposed |
Complies |
B |
Minimum breaking strength shall be 15kN |
>23kN |
Exceeds standards by >150% |
C |
Harness on a dummy is subjected to static loads on attachment points and must not fracture more than 10% of the cross section area at any one point |
0% Fracture |
Exceeds standards significantly |
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There shall be no breakage of more than 20% of the stitches in any one stitch pattern of a load any one stitch pattern of a load |
0% Fracture |
Exceeds standards significantly |
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There shall be no failure of attachment hardware |
0% Fracture |
Complies |
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Pull up force Applied 15kN with 3 minute hold
- Dummy must not release
<20% of stitches in any one stitch; and or no fracturing affecting more than 20% of the contact area of a joint if made by means other than stitching
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20kN 3 Minutes
13kN 3 Minutes
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Exceeds standards by >133%
Exceeds standards by >133%
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Inverted pull up force applied 10kN with 3 minute hold
- Dummy must not release
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0% Fracture |
Exceeds standards significantly |
D |
Harness on a 100kg Rigid Dummy and using 12mm 3 strand Hauser laid rope without Energy Absorber, 2m in length |
Same |
Complies |
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Raise and then drop dummy from a point at least 1.8m above anchorage point (2m+1.8m = 3.8m free fall) |
Drop dummy feet first and repeat with head first drop no buckle adjustment allowed - REPEAT 4 TIMES |
Complies |
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Drop Dummy feet first; adjust buckles and repeat but with head first drop |
Drop dummy feet first and repeat with head first drop no buckle adjustment allowed - REPEAT 4 TIMES |
Exceeds standards by >400% |
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Webbing Slippage allowance per any one adjusting device e.g. a buckle, measured at the centre line of the webbing shall not exceed 25mm (measured after each drop) |
Drop dummy feet first and repeat with head first drop no buckle adjustment allowed - REPEAT 4 TIMES |
Exceeds standards by >400% |
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Total slippage allowance over all adjusting devices shall not exceed 50mm in total
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Measured after 4 feet first and 4 head first drops over 4m |
Exceeds standards by >400% |
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Dummy shall remain securely suspended in the harness |
Measured after 4 feet first and 4 head first drops over 4m |
Exceeds standards by >400% |
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No complete break of webbing or complete failure of any one pattern of stitches or joint made by another means, at a webbing junction in any leg strap or belt if fitted and no failure of any attachment hardware |
Measured after 4 feet first and 4 head first drops over 4m |
Exceeds standards by >400% |
E |
Dropped over a distance connected on both side D’s with pole strap adjusted to 2m length and dummy dropped over a 1.8m distance, 300mm on the horizontal. Two drops, one inverted |
Dropped over a distance connected on both side D’s with pole strap adjusted to 2m length and dummy dropped over a 1.8m distance, 300mm on the horizontal - REPEAT 2 TIMES |
Exceeds standards by >200% |
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Slippage not to exceed 25mm in any one adjusting device and 50mm in total
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Dropped over a distance connected on both side D’s with pole strap adjusted to 2m length and dummy dropped over a 1.8m distance, 300mm on the horizontal - REPEAT 2 TIMES |
Exceeds standards by >200% |
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Dummy shall remain securely suspended in the harness |
Dropped over a distance connected on both side D’s with pole strap adjusted to 2m length and dummy dropped over a 1.8m distance, 300mm on the horizontal - REPEAT 2 TIMES |
Exceeds standards by >200% |
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No complete break of webbing or complete failure of any one pattern of stitches or joint made by another means, at a webbing junction in any leg strap or belt if fitted and no failure of any attachment hardware |
Measured after 2 feet first and 2 head first drops over 1.8m |
Exceeds standards by >200% |
F |
Pole strap points - 15kN for 3 minutes with the belt tightened around a 350mm cylinder and the pole straps around a 10mm dia pulled in the opposite direction |
20kN 3 Minutes |
Exceeds standards by >133% |
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<20% of stitches in any one stitch; and or no fracturing affecting more than 20% of the contact area of a joint if made by means other
than stitching
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0% Fracture |
Exceeds standards significantly |
G |
There shall be no webbing failure or hardware failure |
0% Failure |
Complies |
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Test 1 - Energy Absorber permanent deformation of break/pull out shall be greater than 2kN |
2.5kN Minimum |
Exceeds standards by >125% |
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Test 2 - Energy Absorber when fully pulled out shall withstand, 15kN without releasing load (for 3 minutes) |
>23kN |
Exceeds standards by >150% |
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Test 2 - Energy Absorber when fully pulled out shall withstand, 15kN without releasing load (for 3 minutes) when using the adjustable Rope Lanyard |
>15kN |
Complies |
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Test 3 - for Twin Tailed (twin legged), 15kN end to end static pull test hold for 3 minutes |
>23kN |
Exceeds standards by >150% |
H |
To ensure the Energy Absorber restricts the forces on the attachment point to less than 6kN Braking Force after then resultant 100kg dropped from a 3.8m free fall |
<6kN on a 125kg weight dropped from a 4m free fall |
Exceeds standards by >125% |
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The load displacement shall not exceed 5.75m length from the anchorage fall attachment point |
Shall not exceed 5.75m length |
Complies with displacement length but with
higher wearer weight rating
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