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Diesel generator engine featuring a compact design, cooling system, and control panel, ideal for power generation applications.

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12kW Diesel Generator on slide rack

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Compact green power generator with control panel and ventilation grill, designed for rugged environments.

10 KW DIESEL TRAPEZOID GENERATOR

The PTK-10-TRAP generator was designed to meet the unique challenges posed by the cramped confines of military scout vehicles.

Power Tech PTK-12ENC portable generator with black casing and wheels, designed for mobility and efficiency.

12 KW DIESEL GENERATOR WITH TANK AND WHEELS

Focused on portability, quick assembly, and ease of use, this project highlights the importance of responsive solutions in emergency situations.

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38 kW Open
Diesel Generator

PTI-38

Open-frame PTI-38 diesel generator showcasing advanced airflow technology for optimal cooling and performance in demanding environments.

The PTI-38 Open Diesel Generator delivers 38,000 watts of robust, commercial-grade power in a lightweight, open-style design. Ideal for mobile applications, this generator offers high customizability, making it an excellent foundation for creating tailored power solutions. Whether for specialty vehicles or demanding environments, the PTI-38 provides the flexibility, performance, and reliability needed for diverse power requirements.

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Specifications

Features

  • Single Side Service
  • Customizable
  • Premium Mounts
  • Commercial Grade
Open-frame PTI-38 diesel generator showcasing advanced airflow technology for optimal cooling and performance in demanding environments.

Upgrade your 38 kw generator

with Add-ons

Explore a broad spectrum of enhancements for your tailor-made generator at PowerTech. Our collection of add-ons significantly elevates the efficiency and performance of your personalized power solution. Whether it’s for a specialty vehicle or a custom trailer, our dedicated sales and engineering team is ready to assist you in selecting the most suitable enhancements to meet your unique needs.

Slide Rack

remote control panel

fuel Tank

PTI-38 Open Diesel Generator showcasing efficient airflow system, highlighting cooling mechanism with arrows indicating air circulation around critical components, emphasizing reliability and performance for mobile applications.

PTI-38 Airflow

The PTI-38 Open 38 kW Diesel Generator features an efficient airflow system designed to keep the generator cool and performing at its best. Cool air is pulled across the generator, circulating around critical components before exiting through the radiator. This straightforward airflow pathway ensures that temperatures stay controlled, helping to prevent overheating and ensuring the generator runs reliably under various conditions.

Genset Information

  • Overall Dimensions: 67 1/4″L X 26 1/4″W X 34” H
  • Weight: 1,540 LBS
  • Fuel Type: Ultra-Low Sulfur Diesel (ULSD)
  • Fuel Consumption: Full Load 3.7 gph, Half Load 1.9 gph
  • Fuel Lift Pump: Genset Mounted, Electric, 18”- 24” Max Vertical Lift
  • Service Interval: 250 Hours
  • Engine Coolant: Dex-Cool, Ethylene Glycol, 50/50, 12 qt.
  • Engine Oil: 15W-40, 8 qt.
  • Engine Electrical System: 12Vdc
  • Starting Battery, 12V: 500 CCA, Min. (Battery Not Included W/Genset)
  • Fuel Bulkhead Fittings: 1/4″ NPT
  • Fuel Lines: Supply 3/8”, Return 3/8”
  • Exhaust Outlet: 2” NPT
 

Disclaimer: Weights and dimensions shown may vary and are for guidance only. Please confirm with your PowerTech Sales Representative before ordering.

Engine Specification

  • Make: Isuzu
  • Model: 4LE2X
  • Engine Type: Diesel, 4 Stroke
  • Configuration: Vertical In-Line, OHV, Liquid Cooled
  • Cylinders: 4
  • Valves: 8
  • Displacement:2.2L (134.3ci)
  • Compression Ratio: 17.6:1
  • Aspiration: Turbocharged & Intercooled
  • Fuel System: Common Rail, Direct Injection
  • Starting Aid: Glow Plugs
  • Emissions Equipment: EGR, DOC (Diesel Oxidation Catalyst)
  • EPA Tier: Tier 4 Final
  • Rated Power: 66HP @ 1800rpm
  • Electrical System: 12Vdc
  • Alternator Output: 50A

Generator End Specifications (Three Phase)

  • Type: Synchronous A/C Generator
  • Exciter Type: Self-Excited, Brushless, AVR Equipped
  • Rotor Support: Single Bearing
  • Frame Type: Open
  • Cooling: Fan Cooled
  • Insulation Class: H
  • Winding Pitch: 2/3
  • Ambient Temperature: 40 C
  • Temperature Rise 125 C
  • Service Rating: Continuous
  • Voltage: 480VAC
  • Frequency: 50/60 Hz
  • Power Factor 0.8
  • Phase: 3
  • Number of Poles: 4
  • Number of Leads: 12
  • Voltage Regulation: +/- 1%
  • Harmonic Distortion: <4%
  • Loading Recovery Time: <500 msec
  • Load Imbalance Allowed 25% (Maximum)

Main Circuit Breaker

  • Number of Poles: 3
  • Trip Type: Fixed Thermal, Fixed Magnetic
  • Max Rated Voltage: 600VAC
  • Interrupt Rating: 18kAIC @ 240VAC, 14kAIC @480VAC
  • Frequency Rating: 50/60 Hz
  • Direct Short Trip Time: 10 msec

Generator Power Output at 60Hz - 38kw

Phase
Power Factor
Voltage
Amps
1
1.0
120
316
1
1.0
120/240
316/158
3
0.8
120/208
131
3
0.8
277/480
57

Generator Power Output at 50Hz - 31.5kW

Phase
Power Factor
Voltage
Amps
1
1.0
220
143
1
1.0
230
136
3
0.8
219/380
59
3
0.8
231/400
56

Generator controller Specifications

  • Make: Dynagen
  • Model: TG 600
  • Display: 4.3″, Color, Sunlight Readable
  • Moisture Resistance: IP67
  • Communication: CAN Bus J1939, RS-485 (Modbus)
  • Switched Inputs: 12
  • Switched Outputs: 10
  • Analog Inputs: 10

Standard Controller Monitoring and Shutdown

System
Warning
Shutdown
Oil Pressure
X
X
Coolant Temperature
X
X
Coolant Level
X
Fuel Filter Restriction
X
Air Filter Restriction
X
Generator Voltage
X
X
Generator Frequency
X
X
Generator Over Current
X
X
Engine Speed
X
X

Generator Decibel Level

dB Level
Location
Distance
Generator Load
77.5
Service Side
7 Meters
1/2 Load
76.6
Radiator End
7 Meters
1/2 Load
79.2
Non-Service Side
7 Meters
1/2 Load
74.8
Generator End
7 Meters
1/2 Load

Relative Decibel Level Information

dB Level
Pressure Rise in Pa
Source
180+
20,000
Space Shuttle Launch
160-179
2,000
NHRA Dragster
140-159
200
Jet Engine, Fireworks
120-139
20
Rock Concert, Police Siren
100-119
2
Lawn Mower, Helicopter
80-99
0.2
Semi-Truck, Hair Dryer
60-79
0.02
Normal Conversation, City Traffic
40-59
0.002
Whispering
20-39
0.0002
Quiet Bedroom
0-19
0.00002
Hearing Threshold

Generator options

  • Exhaust Exit Top Out
  • Exhaust Exit Down
  • Exhaust Exit Rear
  • Exhaust Exit Service Side
  • High Lift Fuel Pump, 120″ Max Vertical Lift
  • Block Heater, 120V, 400 Watt
  • Emergency Stop Programming and Pigtail
  • Fuel Level Sender Programming and Pigtail
  • Low Battery Auto Start Programming
  • Other Options May Be Available Upon Request

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