
Heavy-Duty Open Frame Construction
A rigid fabricated steel base carries the engine, alternator and control system on anti-vibration mounts. Nothing is enclosed, so every service point stays open to the site.
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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700 kW
Prime power
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770 kW
Standby power
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380/220 V
Rated voltage
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2006+
Manufacturer since
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Rated 700 kW prime and 770 kW standby at 875 kVA, supplied as a open frame set unit for heavy industrial and project power.
Where it is installed — district cooling and chiller plants, hospitals and institutional campuses, oil and gas field facilities — the 700 kW set works at continuous prime duty at high load factor. Distribution for the 700 kW set is usually through main switchboards with motor-starting and step-load duty.
Each 700 kW set is assembled and load-tested in our own works. Outevo has produced diesel and gas sets including this 700 kW rating generating sets since 2006 from a 20,000 m² manufacturing facility with a fully automatic line, and has delivered more than 2,000 sets to over 100 countries.
IP23 or higher protection is standard on the 700 kW set, with higher grades available for dust, humidity, rain or heat.

A rigid fabricated steel base carries the engine, alternator and control system on anti-vibration mounts. Nothing is enclosed, so every service point stays open to the site.

The 700 kW prime / 770 kW standby rating is declared at 380/220 V, 50 Hz, 1500 rpm (875 kVA), intended for continuous prime duty at high load factor across main switchboards with motor-starting and step-load duty.

Engine options for the 700 kW diesel set are Cummins, Perkins, Weichai and Yuchai; whichever is specified, the engine is matched to the alternator and load-tested in our own works.

The 700 kW package uses closed water-cooling with forced ventilation and a large-capacity tank, holding temperatures steady during extended continuous duty in hot climates.

Enclosure sealing and anti-corrosion finishing are rated IP23 or higher on the 700 kW set, upgradable for harsher sites, treating dust, rain, snow and temperature extremes as normal conditions.

Options on the 700 kW set include an automatic transfer switch, remote monitoring, cable winch and quick connectors; base-frame arrangement and control, protection and voltage settings are set to the project specification.
Standard open frame set configuration at 700 kW prime / 770 kW standby (875 kVA). Ratings, voltage and frequency are confirmed at specification.
Engine platformCummins · Perkins · Weichai · YuchaiFor the 700 kW set the engine is drawn from these Tier-1 platforms and matched to the alternator, with the final platform fixed at order stage. |
Control & protectionATS & remote monitoringAn automatic transfer switch and remote monitoring module can be specified on the 700 kW set. The control and protection scheme on the 700 kW set is configured to the project specification. |
Build configurationOpen frame standardOpen frame standard |
1. Process plantsProcess plants and heavy machinery is a standard application for the 700 kW unit, which runs at continuous prime duty at high load factor. High load factor means the 700 kW rating is checked against continuous duty rather than peak only. |
2. MiningThe 700 kW set is commonly applied to mining and aggregate sites at continuous prime duty at high load factor. Large motor starts and step loads drive the alternator sizing at 700 kW. |
3. District coolingFor district cooling and chiller plants the 700 kW rating covers heavy industrial and project power at continuous prime duty at high load factor. Parallel operation and load sharing on the 700 kW set are normally specified where redundancy is required. |
4. HospitalsWhere hospitals and institutional campuses is the load, the 700 kW rating is normally specified at continuous prime duty at high load factor. Main switchboard interface for the 700 kW set and protection coordination are reviewed with the site electrical design. |
5. OilThe 700 kW open frame diesel generator set set suits oil and gas field facilities. Duty is continuous prime duty at high load factor. Fuel storage and day-tank arrangement for the 700 kW set are confirmed against the project fire and safety scheme. |
6. Large construction packagesLarge construction packages is a standard application for the 700 kW unit, which runs at continuous prime duty at high load factor. Ambient and altitude derating for the 700 kW set are applied where the site sits above sea-level design conditions. |
This 700 kW rating is engineered and tested to one standard across the three builds — what changes is enclosure, access and transport.
| This model · 700 kW open frame diesel generator set |
| Range · 10–3,750 kVA |
| Diesel & gas |
| Open frame · silent · containerized · mobile |
| All open frame sets |
Tell us the rating, voltage and frequency for the 700 kW unit and we will confirm a configuration.
Send the voltage and frequency you need with the 700 kW rating and the site location, and our engineering team returns a configuration and quotation.
Our representative will contact you soon.