Aircraft Ground Solid-state Power Supply

Overview Features Parameter Specification

Aircraft ground solid-state power supply is a 400 Hz AC power supply equipment specially developed by the Company with the latest power electronics and intelligent control technology, specially for airports, airlines, aviation industry departments, troops to meet their demands for aircraft and airborne equipment ground power supply. The product may be widely used in boarding bridges, aprons, hangars, accessory workshops, laboratories and other places, and have the advantages of good waveform quality, small volume, light weight, low noise, no pollution, low operating costs and so on.

Features

The leading power multi-machine direct master-slave parallel and redundancy technology breaks through the bottleneck of capacity expansion and improves operational reliability

The instantaneous waveform tracking control technology makes the output voltage harmonics, phase voltage modulation and dynamic characteristics reach the international advanced level

Unique real-time current control and cut-off technology, fully adapted to motor and rectifier shock loads

Three-phase voltage decoupling control technology to adapt to any unbalanced load

12-pulse rectifier transformers and rectifier assemblies with input current harmonics as low as 5%

Featuring advanced process, high safety, modular design, light weight and good maintainability

Latest generation of IGBT module to realize high-power conversion, with a standard power level to 180kVA and a maximum on-site operating capacity to 450kVA, which is the best in the industry

DSP intelligent monitoring, VFD fluorescent Chinese display and external control/communication interface, with convenient operation

Provides up to 30 kinds of self-diagnostic information, faults can be located directly to the component, easy maintenance

Meet the standard: GJB 181 Aircraft power supply characteristics, GJB 572 Aircraft ground power supply characteristics and general requirements, MH/T 6018 aircraft ground static power supply, MIL-STD-704F aircraft power supply characteristics, ISO 6858 aircraft ground Support Power Supply general requirements, DFS 400 Aviation power supply characteristics, EN55011 Industrial, scientific, medical equipment radiation, EN61000-4-3 electromagnetic compatibility RF anti-jamming effect, EN61000-4-4 electromagnetic compatibility fast pulse anti-jamming test, EN61000-4-2 electromagnetic compatibility static anti-jamming test

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Parameter

Input

Voltage380×(1±15%)V (continuous fluctuation)/380×(1±20%)V (transient fluctuation, derating is allowed for use)

Frequency50×（1±10%）Hz

Power factor≥0.96

Impulse currentSoft start, without impact

Output

Rated voltageThree-phase four-wire 115V /200V

Rated frequency400Hz

Stabilized voltage precision±1%FS (Note: FS means full scale)

Voltage adjustment range≥115×（1±15%）V

Frequency stabilization accuracy ±0.01%

Dynamic characteristicsLoad change from 0 to 100%, voltage overshoot < 8%, recovery time: < 10 ms, and frequency overshoot < 0.1%, recovery time < 10 ms

Harmonic contentTotal harmonic content < 1.5%, single harmonic content < 1% (linear load)

Voltage crest factor1.414±0.05

Voltage modulation<1%, modulation spectrum meeting relevant requirements of MH/T 6018 and ISO6858

Three-phase unbalancePhase voltage difference <2V

Phase120±1.0° (no load or balanced load)/120±1.5° (1/3 unbalanced load)

Voltage regulation115V±1V (symmetrical load change within 0~100%), 115V±1.5V (30% asymmetrical load)

Adaptive load power factor0.6 (lag) ~ 0.95 (lead)

Voltage compensationMaximum compensation 10V

Comprehensive characteristics

Overload capacity110%, continuous operation; 125%, 600s；150%, 300s；200%, 60s；300%, 1.5s；400%, 1s

Protection function Input overvoltage, undervoltage, phase loss; output open circuit, EF interlocking protection, poor connection protection, internal fault Output short circuit, overload, overvoltage and undervoltage, overfrequency and underfrequency, phase loss or wrong p

Operation displayVFD

Electromagnetic compatibility (EMC)Meet relevant requirements of IEC61000-6-2 and IEC61000-6-4

Efficiency

Rated working condition≥94％

Standby power consumption＜50W

No load power consumption＜2kW

Reliability and service life

MTBF≥1×10000 h

MTTR≤20min

Service life≥20 years

Environment

Operating temperature -40°C~70°C

Humidity≤95％（25℃）

Storage temperature－50℃～55℃

Noise<60dB(A), measured at a height of 1.5m within 1m from the power supply

IP ratingIP20/ IP55

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Model

型号

容量

尺寸（Wmm×Dmm×Hmm）

重量（kg）

AC400-3360

60kVA

1000×900×600（卧式） 610×1000×1510（立式）

450

AC400-3390

90kVA

1000×900×600（卧式） 610×1000×1510（立式）

480

AC400-33120

120kVA

1600×1100×700（卧式） 660×1000×1785（立式）

850

AC400-33150

150kVA

1600×1100×700（卧式） 660×1000×1785（立式）

1050

AC400-33180

180kVA

1600×1100×700（卧式） 660×1000×1785（立式）

1150

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