Cummins INDUSTRIAL ENGINES
In ProductionCummins QSK23-G5 NR2
QSK23 Series
Cummins QSK23-G5 NR2 is the EPA certification-name variant of the 23.152 L QSK23-G5 generator engine. EPA records list 746 kWm at 1800 RPM under Tier 2; the Cummins G5 rating sheet publishes 656 kWm prime and 746 kWm standby.
Standby Power
838 kVA
Electrical Output
670 kWe
Cylinders / Config
L6 Turbocharged Intercooled
Displacement
23.152 L
Rated Speed
1,800 RPM
ISO 8528 Power Ratings
Power Factor: 0.8 pfkWm = mechanical engine shaft power · kWe = electrical output · kVA = apparent electrical power.
| Operating Duty | kWm (Mechanical) | kWe (Electrical) | kVA (Rating) |
|---|---|---|---|
| Prime | 656 | 592 | 740 |
| Standby | 746 | 670 | 838 |
Mechanical & Electrical Specifications
| Brand | Cummins |
| Model | QSK23-G5 NR2 |
| Series | QSK23 Series |
| Configuration | L6 Turbocharged Intercooled |
| Cylinders | 6 |
| Displacement | 23.152 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 2 |
| Certifications | U.S. EPA Tier 2 |
| Country of Origin | United States |
Frequently Asked Questions
What is the power output of the Cummins QSK23-G5 NR2?
The Cummins QSK23-G5 NR2 is rated at 838 kVA standby / 740 kVA prime at 60 Hz (1,800 rpm).
Does the QSK23-G5 NR2 run at 50 Hz or 60 Hz?
The Cummins QSK23-G5 NR2 is rated for 60 Hz (1,800 rpm).
What fuel does the Cummins QSK23-G5 NR2 use?
The Cummins QSK23-G5 NR2 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the QSK23-G5 NR2?
The Cummins QSK23-G5 NR2 is an inline-6 (6-cylinder) engine with a displacement of 23.152 L.
What emissions standard does the QSK23-G5 NR2 meet?
The Cummins QSK23-G5 NR2 is certified to U.S. EPA Tier 2 emissions standards.
Is the Cummins QSK23-G5 NR2 still in production?
Yes — the Cummins QSK23-G5 NR2 is a current production model.