MAN
MAN E 0834 E312
E0834
MAN E 0834 E312 — 4.6 L L4 (108 mm bore) spark-ignition natural-gas engine, lean-burn. Mechanical output 37 kW at 1500 rpm / 50 Hz, 45 kW at 1800 rpm / 60 Hz (electrical ~36 kWe); for power generation / CHP.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-06-08
- Package route
- gas generator sets
- Prime Power · 50 Hz
- 45 kVA
- Electrical Output
- 36 kWe
- Cylinders
- L4
- Displacement
- 4.6 L
- Rated Speed
- 1,500 / 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf · kWe estimated — see note below
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 37 | 36 | 45 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 45 | 43 | 53.8 |
Note: The manufacturer does not publish a separate kWe rating for this engine. kWe values shown are estimated from the rated mechanical output (kWm) using a conservative 90% alternator efficiency factor.
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MAN E 0834 E312 generator set context
The MAN E 0834 E312 is listed here as a natural gas generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 45 kVA / 36 kWe / prime 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 | MAN |
| Model | E 0834 E312 |
| Series | E0834 |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 4.6 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | Germany |
Frequently asked questions
What is the power output of the MAN E 0834 E312?
The MAN E 0834 E312 is rated at 45 kVA prime at 50 Hz (1,500 rpm); and 54 kVA prime at 60 Hz (1,800 rpm).
Does the E 0834 E312 run at 50 Hz or 60 Hz?
The MAN E 0834 E312 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the MAN E 0834 E312 use?
The MAN E 0834 E312 is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the E 0834 E312?
The MAN E 0834 E312 is an inline-4 (4-cylinder) engine with a displacement of 4.6 L.
What is the catalog status of the MAN E 0834 E312?
The MAN E 0834 E312 is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.
Are reference documents available for the E 0834 E312?
This page links reference documents for the MAN E 0834 E312. Check each document's title, model coverage, revision and rating conditions before using it for selection.