
Heavy-Duty Open Frame Construction
The 300 kW package is delivered as one assembled unit, so standby installation in a plant room or beside the workshop needs only positioning, fuel and cable connections and commissioning.
Open frame diesel generators are robust and versatile power solutions widely used in various industries. These generators feature a sturdy frame structure that provides excellent protection and support for the internal components. With their powerful diesel engines, they offer reliable and efficient power generation for both standby and prime applications. The open frame design allows for easy access to the engine and other parts, simplifying maintenance and servicing. These generators are commonly employed in construction sites, remote locations, and as backup power sources, ensuring uninterrupted electricity supply even in challenging environments.
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300 kW
Prime power
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330 kW
Standby power
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380/220 V
Rated voltage
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2006+
Manufacturer since
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300 kW prime / 330 kW standby — 375 kVA — built as a open frame set package for mid-size industrial and site power.
A factory rarely needs its full installed load when the mains fails — it needs the loads that stop production. This 300 kW open frame set (375 kVA prime, 330 kW standby) is specified against that list. Standby starting reliability is the deciding factor, so the set is sized with headroom for motor starting and the 6ZTAA13-G3 engine is matched to the 300 kW rating. Every unit is load-tested on Outevo production lines.
Every unit is assembled and load-tested on our own production line for the 300 kW class. The set is normally installed in a plant room or beside the workshop, where service access and heat rejection both matter. The open frame build measures 3,100 × 1,300 × 1,950 mm and is protected to IP23 or higher. Shanghai Outevo Machinery Co., Ltd. has manufactured diesel and gas generator sets since 2006 from a 20,000 m² production base in Shandong, and more than 2,000 sets have been delivered to over 100 countries.
Protection on the 300 kW set is IP23 or higher, upgradable for dusty, humid, rainy or high-temperature sites.

The 300 kW package is delivered as one assembled unit, so standby installation in a plant room or beside the workshop needs only positioning, fuel and cable connections and commissioning.

Design duty at 300 kW prime and 330 kW standby is automatic standby operation, so the set is sized against motor starting demand rather than the running load alone.

The engine is drawn from the Cummins, Perkins, Weichai and Yuchai platforms, matched to the alternator and load-tested before shipment, which is what proves first-start reliability after long idle periods.

Closed-circuit water cooling with forced fan and a large water tank keeps temperature stable once the set picks up load, which is the moment that stresses the cooling system most.

Sealed dustproof, waterproof and anti-corrosion treatment to IP23 or higher, with uprated protection available for dusty workshops and humid process areas.

ATS, remote monitoring, cable winch and quick connectors can be specified; the optional automatic transfer switch is what allows the set to start without an operator on site.
Standard open frame set configuration at 300 kW prime / 330 kW standby (375 kVA). Ratings, voltage and frequency are confirmed at specification.
Engine platformCummins · Perkins · Weichai · YuchaiEngines on the 300 kW set come from the Cummins, Perkins, Weichai and Yuchai platforms and are matched to the alternator; the platform for your order is confirmed at order stage. |
Control & protectionATS & remote monitoringOn the 300 kW set an optional automatic transfer switch and remote monitoring module allow unattended standby starting, with protection configured to the plant scheme. |
Build configurationOpen frame standardThis model ships as an open frame set. Open frame, containerized and mobile builds of the same rating are available under OEM/ODM terms. |
1. Production equipment on ATSStarted automatically through an optional ATS so presses, CNC machines and conveyors resume without an operator on site. |
2. Compressed air and hydraulicsKeeps compressors and hydraulic power packs live, which is what prevents tools and fixtures from locking mid-cycle. |
3. Warehouse and dispatchCarries sortation, roller doors, rack lighting and cold-store controls so an outage does not stop outbound dispatch. |
4. Building services and liftsSupplies HVAC for controlled areas, lifts and escape-route lighting required for safe occupancy during an outage. |
5. Water treatment and effluentKeeps treatment plant running so discharge limits are not breached while the mains is down. |
6. IT, weighbridge and gate systemsBacks up servers, weighbridges and gate control so inbound and outbound movements continue to be recorded. |
The same engineering and testing standard applies to this 300 kW rating in all three builds — the difference is enclosure, access and transport.
| This model · 300 kW open frame diesel generator set |
| Range · 10–3,750 kVA |
| Diesel & gas |
| Open frame · silent · containerized · mobile |
| All open frame sets |
Send us the required power for the 300 kW set, voltage and frequency and we will return a configuration.
Tell us the rating, voltage and frequency you need for the 300 kW unit and where it is going. Our engineering team returns a configuration and quotation.
Our representative will contact you soon.