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Articles - Eco Elevators
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EcoSystemTM
Elevators
The Need

Two types of elevators, which are
hydraulic and traction, have been
widely used as vertical
transportation equipment. Hydraulic
elevator has lower ownership costs
and can be quickly installed if
compared to traction elevators.Yet
the hydraulic elevator is noisy,
slow with poorer ride quality, and
it uses a lot of energy and has the
potential for environmental damage
from leaking hydraulic fluid. On the
other hand, the traction type is
faster and smoother but it costs
more to buy and own. In addition,
both types of elevators can slow
building completions with their
special construction requirements.
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The Technology
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EcoSystemTM
is a family of AC gearless elevators
developed by Montgomery KONE. The
members of the EcoSystem family are
EcoSpaceTM
and MonoSpaceTM.
These products are used in simplex
or duplex installations for 2-10
landings, up to 80' of travel and
operate at 200 fpm. EcoSpace has a
controller closet located adjacent
to the hoistway at the top elevator
landing. MonoSpace is differentiated
from EcoSpace by having a controller
closet built into the front wall of
the hoistway at the top landing.
EcoSystem
uses EcoDisc™
hoisting machine, which is a
compact, powerful and lightweight
permanent magnet motor. EcoDisc has
two independent brakes that make it
safe. It consists of an AC gearless
motor of axial synchronous design
with an integrated traction sheave,
brake flange and rotor. Unlike
hydraulic elevators, EcoSystem
powered by EcoDisc requires no
hydraulic fluid, which can
contaminate up to 250,000 gallons of
groundwater with even a one-quart
leak.
Since
EcoDisc is compact and lightweight,
there is no penthouse or large
machine room required.
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The Benefits
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EcoSystem is ecologically
safe since it has no hydraulic
fluid to harm the
environment.
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With its AC gearless
technology, EcoSystem can lower
power consumption by 40 percent,
compared to conventional
AC-powered traction elevators.
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Since
EcoSystem requires only a small
machine room at the side of the
elevator hoistway, it saves
space, eliminates weight stress
on the building, and simplifies
installation.
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EcoSystem installation is
simple and its cost is reduced
by eliminating expensive
scaffolding or craneage,
allowing simultaneous
construction of the elevator
with the rest of the building.
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Initial building costs
for an emergency generator are
less due to the lower starting
amperage of the machine.
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Status
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Montgomery KONE introduced EcoSystem
to the market in April 1998. In
March 1999,
Construction
Innovation Forum
honored EcoSystem as one of the
winners of 1999 Nova Award. |
Barriers
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The EcoSystem elevators can only be
used for lifting the maximum weight
of 2,500 lbs. up to about 8 stories.
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Points of Contact
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Tom Hubbell, Montgomery
KONE, One Montgomery Court, Moline, IL
61265, Phone: (309) 757-1478, Fax: (309)
575-1469
References
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1999 Nova Award Nominations, The Nova Award,
Construction Innovation Forum, Inc., October
1998
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Montgomery KONE home page,
http://www.montgomery-kone.com
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