Page 137 - IGUS ECS CATALOG

Distribution rules | Cables and hoses

Distribution rules
The cables and hoses must be laid so that they
D1
can move freely at all times and so that no tensile D2 d1 + d2 > 1,2 x hi
force is exerted on the e-chain ® at the radius. d1 d2 Distribution rule 1:
For high-speed applications and high numbers of If inner
≤
load cycles, cables or hoses must not be laid on D1 + D2 > 1,2 x hi d1 + d2 1,2 x hi height, no separation
top of each other without horizontal separation. between the two cables/
The standard values for this are: travel speed over 10% ≥ 2 mm hoses is necessary. Two
0.5m/s and load cycles over 10,000 p.a. igus ® 10% 10% cables/hoses should never
≥ 1 mm ≥ 1 mm
interior separation off ers a safe solution for such be left unguided on top of
cases. one another or be allowed
to become tangled.
Further guidelines for distribution
The cable or hose weight should be symmetrically
10% ≥ 2 mm
distributed along the width of the e-chain ® . Cables d1 + d2 ≤ 1,2 x hi
10% 10%
and hoses with diff erent jacket materials must ≥ 1 mm ≥ 1 mm Distribution rule 2:
not be allowed to stick together. If necessary, If inner
they must be laid separately. All igus ® chainfl ex ® height, a vertical separator
cables series can be combined. The cables or a horizontal shelf must
should always involve strain relief at the fi xed and Clearance space for round electrical be used to reduce the
at the moving end. Exceptions are made only for cables inner height. This prevents
certain hydraulic hoses with length compensation d1 and d2 from tangling.
issues or other high pressure hoses (i.e. hydraulic hoses). Generally, the faster and more
frequently the e-chain ® operates, the more important the exact positioning of the cables
and hoses inside the e-chain ® becomes. Due to the wide variety of the possibilities,
we strongly recommend you take advantage of our free consultation services for your
specifi c applications. igus ® tip:
interior separation confi gurator www.igus-asean.com/quickchain100
igus ® clearance space for
various cables/hoses
Cable type %
Electrical round cables 10
Bend radius R Electrical fl at cables 10
The bend radius of your e-chain ® depends on the Pneumatic hoses 5-10
thickest or stiff est cable or hose in your fi lling. The bend Hydraulic hoses 20
radii should be adjusted to the recommendations of Media hoses 15-20
the cable or hose manufacturer. Selecting a larger Please note: Don't fi ll e-chains ®
and e-tubes more than 80%
radius than the minimum will extend service life. The of the cross-section!
specifi cation of minimum bend radii for cables and
hoses refers to normal temperatures. Other bend
radii may be recommended. We recommend
complete e-chain systems ® - where bend radii for
all cables and hoses, interior separation and service
R
life are optimally matched. igus ® chainfl ex ® cables
R
permit the smallest bend radius of 5 x d for one
R
million strokes.
An E4 extender chain with vacuum hose Principle sketch
also guides an E2 e-chain ® here bend radius R
3D CAD, confi gurators, service life calculation and more  www.igus-asean.com 135

05.06.23 18:29
03)-ASEAN-DESIGN 2022.indd 135
03)-ASEAN-DESIGN 2022.indd 135 05.06.23 18:29