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90kVA GPU Ground Power Unit

1 Set
US43000.00 to USD63000.00 Per Unit
90kVA GPU Ground Power Unit
Features Gallery Product Description Request A Quote
Purpose: Supply Power To Aircraft For Starting
Rate Output: 90kVA
Frequency: 400Hz
A.C. Voltage: 200/115V
Current: 259.8A
Over Load Capacity: 389.7A For 20 Seconds
Power Factor: 0.8 Lagging
D.C. Voltage: 28.5V
D.C. Current: 800A
D.C. Surge Current: 1600A (5min), 2500 (60s)
Engine Brand: Cummins
Engine Model: 6BTAA5.9-G2
Alternator Brand: Hosem
Alternator Model: H300-32
Protection: IP23
Insulation: Class H
High Light:

90 kva GPU


400Hz GPU aircraft


90kVA GPU Ground Power Unit

Basic Infomation
Place of Origin: Fuzhou, China.
Brand Name: Hosem
Certification: CE and ISO9001 Certificate
Model Number: A-C100MF
Payment & Shipping Terms
Packaging Details: Plastic Foam with Container Shipment.
Delivery Time: 60 Days
Supply Ability: 50 Sets Per Quarter
Product Description

90kVA Ground Power Unit with 400Hz 200/115V , GPU for Supply Power to Aircraft


Main Performance and Technical Specification

1. GPU Output Technical Data

Genset Output 123kW (DC Output and AC Output)
Output Type 1) Generator Output: AC 400Hz 3Ph 200V;
2) DC 28.5V, Two Output, supply by alternator via rectifier;
3) Series connection two of DC28.5V: DC 56V
Output Specification AC 400Hz 3Ph 200V 1) Rate Output: 90kVA;
2) Power Factor: PF=0.8 (Lagging);
3) Rate Voltage: 200/150V, 3Phase
4) Rate Frequency: 400Hz;
5) Rate Current: 288.6A;
6) Over Load Capacity: 432.9A 20 Seconds
DC28.5V 1) Rate Voltage: DC28.5V (Two Lines);
2) Rate Current: 800A;
3) Surge Current: 1600A (5min), 2500 (60s);
4) When output with (2 X DC28.5V) series connection, one of the DC28.5V output is from 2 X 182AH batteries (7HK-182), another line without output.
  DC56V 1) Rate Voltage: DC 56V;
2) Rate Current: 800A;
3) Surge Current: 1600A (5min), 2000A (30s);
4) Output Voltage 0-56V slow rise, rise time is adjustable.

90kW GPU for Aircraft

2. Overall Dimension and Weight:

Dimension of GPU

Overall Dimension: 3800*1800*2200mm
Total Weight: 4540kg
Noise Level: ≤75dB(A) at 7 Meters distance, and in 1 Meter height.


1.3 Specification of Cummins Diesel Engine For GPU: 

Cummins Diesel Engine Model 6BTAA5.9-G12 Rate Output(kW) 144
Cylinder No. 6 Fuel Cons. (g/kw.h) 204g/kW.Hr
Bore/ Stroke(mm) 102/120 Displacement(cc) 5900
Aspiration Turbocharger Compression Ratio 17.3 : 1
Start Voltage (V) 24 Steady Adjustment (%) ≤1


1.4 Specification of 400Hz Alternator: 

AC Alternator Model H300-32 Rate Voltage 200/115V
Rate Frequency 400Hz Power Factor 0.8(Lagging)
Rate Output 72kW/90kVA Rate Current 259.8A
Insulation Class H Voltage Adjustment Range ±5%
Protection IP23 Steady Voltage Adjust Ratio ≤±1%
Efficiency 93% Excitation Method Brushless Self-excitation
DC Rectifying Alternator Rate Voltage 2 X DC 28.5V Rate Current 2 X 800A
Surge Voltage 2500A/20s Voltage Control AVR
Insulation Class Class H Voltage Modulation 24-32V(can adjust to 35V)
Voltage Slow Rise 0—20S    


1.5: Control Panel: 

Use the Deepsea brand DSE5310 controller to control and protect the diesel engine and alternator.
Use the OMRON PLC CPIH-XA40 for output control and DC protection.


Control Panel of GPU with Deepsea DSE5310 Controller


2. Technical Data: Conform to MIL-STD704E Standard
2.1. Three Phase AC Power:
2.1.1. Rate Voltage 115/200V, 3 Phase Four Wires;
2.1.2. Rate Frequency: 400Hz;
2.1.3. Rate Output: 72kW/900kVA;
2.1.4. Power Factor: 0.8;
2.1.5. Rate Current: 259.8A;
2.1.6. Excitation Mode: Solidity, Self-excitation;


2.1.7. Voltage Standard: Steady Voltage Range: 108-118V, from no load to full load; When one phase output with 1/3 of rate current, and other two phase without output, the voltage unbalance will not exceed 4%; Voltage modulation: ≤2.5V; When in balance load, phase voltage shifting 120°±4°; Distortion Ratio: ≤ 0.05; Wave Crest Ratio: 1.31-1.51; Phase Voltage Adjustment Range in No Load: 115±12V. Transient State Voltage Recover Time Conform to MIL-STD 704E Chart 6 standard, Phase voltage transient state surge voltage range: 90 - 140 V, Steady voltage range: 113 - 117 V. Add and Remove 100% Load, Deviation: ±20%; Voltage Adjust Range: ±12V; Three phase average sense and inner wiring voltage drop compensate maximum 5%(adjustable)

2.1.8. Frequency Standard:
(A) Rate Frequency: 400Hz;
(B) Steady Frequency Range: 396-404Hz;
(C) Frequency Steady Time: ≤1S in ±5Hz
(D) Frequency Modulation: <2Hz


2.1.9. A.C. Protection System
(A) Over Voltage Trip: Voltage exceed 126V(110% of rate voltage), delay 1-2seconds
(B) Low Voltage Trip: Voltage Lower than 101V(88% of rate voltage), delay 7 seconds.
(C) Over Frequency: Frequency Exceed 430Hz, delay 2-5 seconds, trip.
(D) Low Frequency: Frequency lower 370Hz, delay 1-3 seconds, trip
(E) Over Load: 125% of rate load for 5ninutes, trip, 150% of rate load for 10seconds, trip.

2.2 DC 28V Output, Two lines, output data:
(a) Ripple Wave: 1.5V RMS(Active Amount) @ 500A;
(b) Steady Voltage Range: 24-29V;
(c) Protection: in 32V(factory setting), delay 2seconds, trip;
(d) No Load Voltage Adjustment Range 24-32 VDC;
(e) Transient Surge Voltage: 17-35 VDC;

2.3 DC 56V Output Data(all data measure from the 15meters cable end socket):
1) Rate Voltage: DC 56V;
2) Rate Current: 800A;
3) Surge Current: 1600A(5min);2000A(30s);
4)Output Voltage 0-56V Slow Rise, Rise Time is adjustable.
5) Steady Voltage Range: 48-59V
6) Ripple Wave: 1.5V RMS(Active Amount) @ 500A,
7) Over Voltage Protection: When voltage at 63V(factory setting), delay 2seconds, trip.

2.4 Safety System:
2.4.1. Common Safety System
1)AC Cable interlock switch install in the E and F contact pin of connector, it will prevent power connection to air-craft, when incorrect connection of cable to aircraft is happened. There is a interlock bypass switch install in the GPU for testing mode.
2)Emergency Stop Switch install in the GPU for emergency stop the GPU, when it is necessary.
3)Safety interlock parts install in the battery circuit of truck to prevent the truck start and run, when the operator still have put the power cable storage bin with correction location.


2.4.2 GPU Engine Protection
1)Over Speed Protection
2)Low Oil Pressure Disconnection.
3)Engine high temperature disconnection.
4)High water temp.

TR of GPU for DC Output




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