WEICHAI

6M21NG Series Power Generation Engine

Strong environmental adaptability, high thermal efficiency, precise control, and rapid response.

Suitable for general market, livestock farming, construction, and rental applications

245-288

功率范围 kW/Ps

最大扭矩/转速 N·m / r/min

产品概述

The 6M21NG series engine is a next-generation gas engine independently developed by Weichai, featuring high reliability, superior economy, robust environmental adaptability, and low maintenance costs; The 6M21NG gas engine has a continuous power output of 245 kWm, suitable for 205 kWe generator sets.

产品优势

High-strength design with optimized key components to better adapt to the high thermal load characteristics of gas engines; Equipped with an internationally advanced electronic control system, featuring a mature and reliable architecture for precise control across all operating conditions

Superior economy: Advanced ignition system and optimized combustion chamber design ensure more reliable ignition and reduced misfire rates; Closed-loop air-fuel ratio control and cylinder-to-cylinder uniformity control enable more precise air-fuel management, fully optimized combustion, and lower gas consumption

Strong environmental adaptability: Capable of stable operation within an ambient temperature range of -30℃ to 50℃

产品规格

功率范围 kW/Ps
245-288
最大扭矩转速 N·m / r/min
排放标准
产品系列
燃料
Natural gas
发动机型式
In-line
气缸数/气门数
6/4
缸径 × 行程mm
排量 L
12.54
进气方式
Turbocharged and intercooled
压缩比
燃烧系统
发动机尺寸(长X宽X高) mm
1819×949×1290
G重量 kg
1000 ± 50

备注:产品参数及图片仅供参考;如有变动,不另行通知。

型谱表

Engine Model

Displacement (L)

Valves per Cylinder

Prime Power/Speed (kWm/rpm)

Standby Power/Speed (kWm/rpm)

Recommended Prime Power of the genset (kWe)

Recommended Standby Power of the genset (kWe)

Fuel

6M21G4N0/5

12.54

4

245/1500

288/1500

205

250

Natural gas

6M21G4N0/6

12.54

4

245/1800

288/1800

205

250

Natural gas

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Weichai Group

To build a world-class multinational group of high-end equipment with leading technology and green development

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Service station

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Learn More

Service hotline

Hundreds of expert seats on duty, providing 7×24 hours all-weather support

Tel:+86-400-618-3066
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