LABINAL POWER SYSTEMS TF300-9E 98 LABINAL POWER SYSTEMS TF300-9E
The Labinal Power Systems
design does not require a
hermetic seal, providing several
advantages in application. In
military applications, the use
of splitter plate technology
allows the device to function
reliably throughout the life
of the airframe while being
subjected to harsh combat
field environments and flight
profiles that involve extreme
levels of vibration and shock that
can compromise competitors'
hermetic seal product designs.
The loss of a hermetic seal
causes device failure as it relies
on the sealed atmosphere within
the device to interrupt high
voltage. A failure of this nature
could cause mission cancellation,
mission abort, or even loss of
aircraft. If installed in commercial
aircraft applications, hermetically
sealed devices would require
periodic maintenance crew
checks to prevent the risk of
"dormant" failures associated
with this design. The Labinal
Power Systems design
reduces/eliminates the need
for maintenance involvement
and better supports Air Carrier
objectives for maintenance-free
devices.
Combining ongoing research
with current product
development, Labinal Power
Systems continually strives to
be a premier supplier of High-
Voltage DC components and
subsystems.
Next Generation
Contactors
Labinal Power Systems has
extensive experience in
the research, design, and
development of various AC
Contactor product lines,
including "Smart" contactors with
integrated current sensing and
Arc Fault Circuit interrupt (AFCI)
technology, 28Vdc Lightweight
Contactors, and Advanced
Generator Contactors.
"Smart" Contactors
Labinal Power Systems is
currently developing 175/60 amp
packages for galleys, pumps,
and primary load distribution.
These contactors use the latest
technologies, and can include
current sensors for overcurrent
protection and/or AFCI sensing.
Internal / centralized electronics
control are also features of these
devices. Labinal Power Systems
is continually looking for lower
weight / size product solutions; a
prime example being the 60 amp
"Smart" contactor that is currently
no bigger than an Labinal Power
Systems 3-phase motor circuit
protection device.
28Vdc Lightweight Contactors
Labinal Power Systems is also
developing a new 28Vdc, 50-400
Amp contactor family whose
focus is on the reduction of
weight and cost. Bolt-on designs
combine power terminations
and mechanical mounting, and
contain captive hardware for
all mounting fasteners. Both
Single Pole Single Throw and
Single Pole Double Throw
configurations are available with
features such as SubD or sealed
in-line connectors.
Advanced Generator
Contactors
Based upon Labinal Power
Systems' existing SM15 product
line, a new AC Generator
contactor line of products is
emerging. These contactors have
automatic control connector
mating and either Three Pole
Single Throw or Three Pole
Double Throw main contacts.
Labinal Power Systems offers
115 VAC or 230 VAC (350-800Hz)
generator contactors that are
bolt-on designs with SubD
connectors and rated at either
260 amps or 430 amps. They
are currently one of the smallest
and lightest AC contactors in
the aerospace generator relay
market, accommodate Variable
Frequency and double voltage
aircraft architectures, and are
suitable for either stand-alone
applications or power distribution
boxes.
Power Distribution Boxes
Labinal Power Systems' proven
component expertise and
packaging capabilities have
allowed ES&C to become a
subsystem supplier in both the
commercial jet and military
aircraft markets. An example of
these competencies is evident
in the development of ED&C
Power Distribution Boxes. A
Power Distribution Box provides
the next generation of AC and DC
power distribution and protection,
whereby conventional relays,
contactors, and circuit protection
devices are incorporated into a
densely packaged, single line
replaceable assembly. Benefits
of this type of bundled packaging
include weight reduction,
reduced maintenance labor
time due to the line replaceable
nature of these boxes, minimal
program risk since commercially
off the shelf components are
incorporated as often as possible
into the design, significantly
lower on-aircraft test time since
they are tested to the customer
acceptance testing standards
prior to shipment, and reduced
overall aircraft build time since
Power Distribution Boxes
support a centralized power
distribution architecture.
Power Distribution Boxes
(PDBs) are typically designed
and manufactured for each of
the main generators onboard an
aircraft in order to provide power
to various bus lines and aircraft
systems, while other, separate
Battery/ External PDBs can
provide switching power to a
standby power bus and several
components such as overhead
panels, service lights, and the
emergency locator transmitter.
Labinal Power Systems has
supplied customers with AC
Power Distribution Boxes with
features that direct outputs to
high current loads, serve as
power feeders to lower current
circuit breakers, or act as current
transformers to monitor all
outputs. DC Power Distribution
Boxes contain such features as
Transformer Rectifier Units and
Battery Contactors that direct
outputs to high current loads, and
incorporate Hall Effect sensors
to monitor outputs. All Power
Distribution Boxes can incorporate
customized current carrying bus
structures, and provide spare
electrical power generation
capacity to support future
electrical systems growth/capacity.
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