400 Hz Distribution and Control
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400 Hz Distribution and Control - 1

400 Hz Distribution 400 Hz Distribution and Control and Control 400 400 Hz COMBINED Hz COMBINED GATE BOX AND GATE BOX AND LINE DROP LINE DROP COMPENSATOR COMPENSATOR ASSEMBLY ASSEMBLY Dual Output, Compensated Gate Box with optional On/Off Controls Dual Output, Compensated Gate Box with optional On/Off Controls Long Term Advantage Today’s aircraft make the most extensive use of This product assists in minimizing risk of Introduction imaginable. The electronics, com- Long Term Advantage both the aircraft electronics power system fault damage to the Today’s bined with other heavy electrical loads aboard, This product assists in minimizing the risk to aircraft make the most extensive use of and the ground support facilities. This serves of place very high on the ground power electronics imaginable.demandselectronics, comThe enhance the reliability of the both power syspower system fault damage toground the aircraft source. In heavy electrical loads aboard, bined with other addition to heavy ground power loading, andtem, thus encouraging more use ofThis serves to the ground support facilities. ground power the newer aircraft are able to produce and less use of the expensive ground power sysplace very high demands on the ground powerhigh enhance the reliability of the APU aboard the aircraft. of nuisance fault trip has source. level powerto transients as power loading, In addition heavy ground a part of their tem, thusThe eliminationmore use of ground power encouraging normal opera-tion. minimized the chance of gate delays caused by the newer aircraft are able to produce high andground less use of the expensive APU aboard the airlevel power Combined Gate Box/Line Drop their transients as a part of Compen- craft. Thepower or the aircraft. elimination of nuisance fault trip has The normal opera-tion. The the chance of gate delays caused by sator designed and built by PAGE GSE addresses minimized Benefits: all of the latest aircraft ground power ground power aircraft aircraft. systems • Protects or the 400 Hz The Combined GateThe digital circuitry within the Gate Box/Line Drop Compenrequirements. • Protects the 400 Hz ground power system Box will and built the aircraft to addresses The Benefits: of expensive aircraft APU sator designed not permit by PAGE GSEbe connected to • Minimized use of limits. ground power all of power that is out aircraft Ifground power limits • Protects aircraftdelays Hz systems the latest • Reduces gate 400 caused by ground power are exceeded while circuitry within the power requirements. The digital the aircraft is on line, Gate to • Protectslocal APU exhaust & noise regulations • Meet the 400 Hz ground power system • Saves valuable expensive aircraft APU Box will the aircraft will be interrupted connected toBox. • Minimized use of space with a combined unit not permit the aircraft to be by the Gate Without compromising safety, • Encourages power that is out of limits. If ground nuisance tripping • Reduces gate the use caused byground power power limits delays of reliable ground power is positively eliminated. • COST EFFECTIVE are exceeded while the aircraft is on line, power to the aircraft equipment is user friendlythe Gate Box. This will be interrupted by and does not Withoutnormally require routine maintenance.tripping compromising safety, nuisance is positively eliminated. This equipment is user friendly and does not Meet local APU exhaust & noise regulations Saves valuable space with a combined unit Encourages the use of rel

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400 Hz Distribution and Control - 2

Physical Characteristics •Gasketed, steel, all weather enclosure, modified NEMA 12 style • Durable finish • Lockable door, 3 point latch, safety interlocked • Positive cooling • Flange mounted disconnect operator, lockable off • NEMA 4X door mounted status indicators on door exterior •Adjustable door restraint • Robust mounting channels on base of enclosure • No PVC insulating materials •Bottom fed disconnect switch • High voltage wiring kept separate • Ready access to all components Control Circuitry The control circuitry monitors each output phase independently for overvoltage,...

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400 Hz Distribution and Control - 3

Functional Characteristics • Overall — Input: 115/200 volts wye, 575 volts or 960 volts delta, 30, 400 Hz (see table) — Output: 118/204 volts wye, up to 260.5 amps maximum continuous per output, not exceeding kVA rating of Gate Box (see table). Optional secondary: 115/200 volts wye • Protection — Voltage and current values are independently determined for each output phase. Sensing is at the transformer secondary, ahead of the contactor(s). — Overvoltage sensing per output phase — Undervoltage sensing per output phase — Overload sensing per output phase — Trip Reset: May be reset from...

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400 Hz Distribution and Control - 4

(GATE BOX BASIC PART NUMBER IS 900-30003-XX) 1 The telemetry circuit card(s) must have the type of output specified when ordered (0-5 v, 0-10 v, 0-20 ma, 4-20 ma). Two circuit cards would be used to fully equip a Dual Output Gate Box.

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