1 / 5

Custom CDG60D Manufacturers, Factory

The CDG60D GPU (Ground Power Unit) features a brushless revolving field generator, rubber torsion axle-mounted of rugged galvanized steel construction with fifth wheel steering and powder-coated sheet metal panels chassis (or mounted on truck chassis for option). The unit can be used for both military and civilian aircrafts with the latest emission standards. The CDG60D is a very rugged, compact and silent Ground Power Unit, which provides 800 amps continuous and 2000 amps peak to provide power supply for starting aircraft.

Send Inquiry

Product Description

⚙

Technical Parameters

No.	System Configuration Features	AC Specification	DC Specification
1	Capacity	140KVA (3-phase 4-wire)	23KW
2	Rated Voltage	115V / 200V	28.5V
3	Output Connection	A, B, C, N	2-line
4	Output Mode	Aircraft style cable (36ft) with PJ500TB plug	Aircraft style cable (36ft) with PJ500T plug
5	Voltage Regulation Range	103V ～ 127V	20 ～ 32V
6	Stable Voltage Range	113V ～ 118V	26 ～ 30V
7	Rated Frequency	400Hz	/
8	Rated Current	406A	800A
9	Rated Power Factor (cosΦ)	0.8 (lag)	/
10	Transient State Voltage	90V ～ 140V	17 ～ 35V
11	Voltage Response Time	< 0.1s	< 0.1s
12	Steady-state Frequency	400Hz ± 1%	/
13	Transient-state Frequency	370Hz ～ 420Hz	/
14	Frequency Response Time	≤ 1s	/
15	Voltage Modulation	≤ 3V	/
16	Frequency Modulation	≤ 2Hz	/
17	Crest Factor	1.31 ～ 1.51	/
18	Total Harmonic Content	≤ 4%	/
19	Fluctuating Amplitude	/	≤ 1.5V
20	Ripple Voltage	/	≤ 1% (rms)
21	Distortion Coefficient	≤ 0.04	≤ 0.035
22	Waveform Phase	120° ± 2°	/
23	Phase Voltage Imbalance	≤ 3V	/
24	Overload Rating	120% 10s; 150% 2s	1200 ～ 2000A

⚡

Engine & Generator System

Diesel Engine Brand	Cummins
Engine Model	6BTAA5.9-G12	Rated Power	140kW
Rated Speed	1846 r/min	Engine Style	6 cylinders, in-line, four stroke
Air Intake	Turbocharged, Intercooled	Fuel Consumption	≤ 215g/kW·h
Displacement	5.9L	Starting System	24V Electric Start
Generator Type	Intermediate frequency generator (TFZPW)
Output Logic	Outputs 115V/400Hz AC; Converts to 28.5V DC via step-down rectifier module.
Service Life	≥ 10 Years	Continuous Working	≥ 8 hours
Dimensions	≤ 5000 × 1600 × 2100 mm	Total Mass	≤ 4700 kg

🛡

Protection & Reliability

✔ AC Over/Under Voltage & Frequency Protection

✔ DC Over/Under Voltage Protection

✔ Internal Overheating Protection

✔ High Water Temperature & Low Oil Pressure Alarm

✔ Automatic Output Cable Voltage Drop Compensation

✔ Working Noise: ＜85dB(A) at 7m

Frequently Asked Questions

What are the primary power outputs of this system?

The system provides dual output: a 140KVA AC output (115V/200V at 400Hz) and a 23KW DC output (28.5V), making it versatile for various aircraft power needs.

What type of engine is integrated into this power unit?

The unit is powered by a Cummins 6BTAA5.9-G12 diesel engine, featuring 6 cylinders, turbocharging, and a rated power of 140kW.

How does the system handle voltage drops over long cables?

It includes an automatic line voltage drop compensation function specifically designed for the output cables to ensure stable power delivery at the aircraft plug.

What are the environmental operating limits for this equipment?

The unit is designed to operate in temperatures ranging from -30℃ to +55℃, with relative humidity up to 90% and altitudes up to 4000 meters.

What is the expected reliability and service life?

The system is built for longevity with a service life of over 10 years, an MTBF (Mean Time Between Failure) of ≥1000 hours, and a quick MTTR (Mean Time To Repair) of ≤30 minutes.

What kind of display interface does the operator use?

The unit features a high-clarity OLED screen for real-time monitoring of all technical parameters with a display accuracy of ±1% FS.