Ricardo
Ricardo ZH490D
ZH490 Series
Ricardo ZH490D generator-drive diesel engine validated from Bauer Generator GFS technical datasheets. Bauer lists the engine as ZH490D/22KW with 4 inline cylinders, 2.54 L displacement, 1500 rpm speed, diesel fuel, liquid cooling, and Non Emission Certified labeling.
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- Manufacturer files
- 2 datasheets
- Last updated
- 2026-08-05
- Package route
- diesel generator sets
- Electrical Output
- 24 kW
- Cylinders
- L4
- Displacement
- 2.54 L
- Rated Speed
- 1,500 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 22 | — | — |
| Standby Power | 24.2 | — | — |
Ricardo ZH490D generator set context
The Ricardo ZH490D is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 24 kW / standby rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.
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Technical Specifications
| Brand | Ricardo |
| Model | ZH490D |
| Series | ZH490 Series |
| Configuration | L4, generator-drive diesel |
| Cylinders | 4 |
| Displacement | 2.54 L |
| Compression Ratio | 17:1 |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Ricardo ZH490D?
The Ricardo ZH490D is rated at 30 kVA standby / 28 kVA prime at 50 Hz (1,500 rpm).
Does the ZH490D run at 50 Hz or 60 Hz?
The Ricardo ZH490D is rated for 50 Hz (1,500 rpm).
What fuel does the Ricardo ZH490D use?
The Ricardo ZH490D is a diesel generator-set engine.
What is the displacement and cylinder configuration of the ZH490D?
The Ricardo ZH490D is an inline-4 (4-cylinder) engine with a displacement of 2.54 L.
Is the Ricardo ZH490D still in production?
Yes — the Ricardo ZH490D is a current production model.
Is a datasheet available for the ZH490D?
Yes — an official Ricardo datasheet for the Ricardo ZH490D can be downloaded from this page.