Atlas Copco QES Generators
The Stationary QES Generators
When it comes to dependable and efficient power solutions, the Atlas Copco stationary QES generators stand out as a trusted choice. Designed specifically for long-term, on-site applications, these generators deliver reliable performance even under the harshest working conditions. Whether you operate a construction site, manage industrial operations, or need a backup power system for critical infrastructure, the QES range is built to meet your needs.
QES Generators Advantage
QES Designed with the customer in mind
①. SUPERIOR ACCESSIBILITY:
• Optimal serviceability through big access doors and panels
• Access to alternator (AVR and diode bridge)
• Full access to engine
• Direct radiator cleaning access panel
②. PERFORMANCE:
• High cooling performance radiator with ParCOOL for 100% standby power operation
• Sound attenuated and anti-corrosion steel enclosure
• Alternator IP23 with optional Auxiliary Winding(1)
• Electronic governor engine and electronic engines
③. PLUG AND PLAY CONNECTION:
• Plug and play cable connection
• Pass through cable path, natural bend and strain relief
• Rain cap
• Hot parts, fan and belt protection(1)
④. TRANSPORT EFFICIENCY:
• Integrated forklift slots (Galvanized > 180kVA)
• Lifting structure with single external elevation point(2)
• Retention bund 110% self containment with level sensor alarm(1)
*Options available may change depending on model selected. Please consult with your local Atlas Copco customer center.
(1) Optional
(2) Optional on some models
⑤. NOISE PROTECTION:
• Sound attenuated and C3M anticorrosion protection canopy
⑥. SERVICE EFFICIENCY:
• Decreased service downtime due to heavy duty fuel filtration system with water separator(2) > 65kva
• Dual stage air filtration
• Oil drain pump(1) > 380kva
• 500hrs Service interval (With expection of 9-14-20kVA with 250h and 180 and 250kVA with 400h)
⑦. INTEGRATED CONTROL AND POWER CUBICLE:
• DSE 46/4520 digital controller for local and remote start
• 4 Pole breaker & battery charger(1)
• Emergency stop
• Dedicated socket compartment(1)
QES Controller
The QES Controller is the intelligent heart of the Atlas Copco QES generator range, designed to ensure seamless operation, easy monitoring, and maximum efficiency. Featuring an intuitive user interface, the controller allows operators to start, stop, and manage the generator with minimal effort. It provides real-time data on key performance indicators such as voltage, frequency, and running hours, along with built-in alarms for preventive maintenance and system protection. With its durable design and straightforward functionality, the QES Controller guarantees reliable performance in both temporary and permanent power installations, helping users optimize operations and minimize downtime.
| QES 9 | QES 14-20 | QES 30-40 | QES 60-250 | QES 380-640 | |||
| Standard Controller | DSE 4620 | DSE 4620 | DSE 4620 | DSE 4620 | DSE 4520 | ||
| Single phase socket | O1 | O2 | O1 | O2 | 1 | 1 | - |
| CEE 230V2P+G 16A | 1 | 2 | 1 | 2 | - | - | 1 |
| CEE 400V3P+N+G 16A | 1 | - | - | - | 1 | 1 | 1 |
| CEE 400V3P+N+G 32A | - | - | 1 | - | - | 1 | 1 |
| CEE 400V3P+N+G 63A | - | - | - | - | 1 | 1 | 1 |
| CEE 400V3P+N+G 125A | - | - | - | - | - | - | 2 |
QES Range 50Hz Technical Data
Designed to perform in the toughest environments, each model within the QES lineup offers robust technical specifications tailored to meet a wide variety of power demands. Covering power outputs from 9 kVA to 500 kVA, the QES series features fuel-efficient engines, heavy-duty enclosures, low-noise operation, and advanced control systems. Whether for construction, mining, utilities, or industrial applications, the technical data behind the QES range highlights its ability to deliver dependable power with minimal maintenance and maximum uptime.
| Electrical data | QES 9 | QES 14 | QES 20 | QES 30 | QES 40 | QES 60 | |
| Rated frequency | Hz | 50 | 50 | 50 | 50 | 50 | 50 |
| Exhaust gas emission compliance | / | / | / | / | / | / | |
| Rated voltage (1) | V | 400 | 400 | 400 | 400 | 400 | 400 |
| Prime power (PRP) | kVA / kW | 8.8/7 | 13.8/11 | 20/16 | 32/26 | 42/34 | 60/48 |
| Rated standby power (ESP) | kVA / kW | 10/8 | 15/12 | 21.3/17 | 33/26 | 45/36 | 64/51 |
| Power factor cos φ | 0,8 | 0,8 | 0,8 | 0,8 | 0,8 | 0,8 | |
| Rated current (PRP) | A | 12,6 | 19,9 | 28,9 | 46,2 | 60,0 | 86,6 |
| Performance class acc. ISO-8528/5 | G1 | G2 | G1 | G2 | G2 | G2 | |
| Operating temperature (min/max) (2) | ºC | -0,2 | -0,2 | -0,2 | -0,2 | -0,2 | -0,2 |
| Fuel consumption | |||||||
| Fuel tank capacity (Standard / 24h / 48h) | l | 54 / 125 / 250 | 54 / 125 / 250 | 54 / 125 / 250 | 116 / 303 / 604 | 116 / 303 / 604 | 104 / 347 / 600 |
| Fuel consumption at 100% PRP load | l / h | 2,4 | 3,8 | 4,97 | 7,3 | 8,3 | 13,3 |
| Fuel autonomy at full load (Standard / 24-48H / 1000l fuel tank) | h | 22 / 52 / 103 | 14 / 32 / 65 | 10,8 / 25 / 50 | 16 / 42 / 83 | 14 /37 /73 | 8/ 26,0 /45 |
| Control panel | |||||||
| Model - standard | DSE4620 | DSE4620 | DSE4620 | DSE4620 | DSE4620 | DSE4620 | |
| Battery Charger (Optional) | DSE9150 | DSE9150 | DSE9255 | DSE9150 | DSE9150 | DSE9255 | |
| Engine | |||||||
| แบบอย่าง | D1105-E3BG2 | D1703-M-E4BG2 | V2403-M-E3BG2 | V3300-E2BG | V3800DI-T-E2BG | 4BTA3.9-G2 | |
| ความเร็ว | rpm | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 |
| Rated net power | kWm | 8,6 | 13,2 | 21,3 | 31 | 34,1 | 58 |
| Aspiration | Natural | Natural | Natural | Natural | Turbocharger | Turbocharger | |
| Speed control | Mechanical | Mechanical+ Electronic | Mechanical+ Electronic | Electronic governor | Electronic governor | Electronic governor | |
| Number of cylinders | 3 | 3 | 4 | 4 | 4 | 4 | |
| Coolant | water-cooled | water-cooled | water-cooled | water-cooled | water-cooled | water-cooled | |
| Swept volume | l | 1,12 | 1,65 | 2,43 | 3,3 | 3,8 | 3,9 |
| Alternator | |||||||
| แบบอย่าง | ACA160D | ACA160E | ACA180E | ACA180E | ACA180G | ACA225D | |
| Rated Output (ESP 163º/27ºC / PRP 125º/40ºC) | kVA | 13,5 | 16 | 22,5 | 33/32 | 45/42.5 | 63.5/60 |
| Degree of protection / Insulation class | IP23/H | IP23/H | IP23/H | IP23/H | IP23/H | IP23/H | |
| Excitation type / AVR model | Shunt/SX460 | Shunt/SX460 | Shunt/SX460 | Shunt/SX460 | Shunt/SX460 | Shunt/SX460 | |
| Noise level | |||||||
| Sound power level (LwA) | dB(A) | 91 | 95 | 93 | 93 | 94 | 94 |
| Sound pressure level (LpA) at 7m | dB(A) | 65 | 69 | 67 | 67 | 66 | 68 |
| Dimensions and weight | |||||||
| Length x width | มม. | 1540x700 | 1540x700 | 1540x700 | 2225x970 | 2225x970 | 2280x980 |
| Height (Standard / 24h / 48h*) | มม. | 1130/1250/1480 | 1130/1250/1480 | 1130/1250/1480 | 1185/1408/1741 | 1185/1408/1741 | 1265/1583/1754 |
| Weight (Standard / 24h / 48h*) | กก. | 560/585/640 | 635/660/715 | 680/705/760 | 876/1180/1300 | 896/1200/1300 | 1175/1350/1400 |
| Skid dimensions (L x W x H) | มม. | 2135 x 720 x 245 | 2135 x 720 x 245 | 2135 x 720 x 245 | 2599 x 960 x 150 | 2599 x 960 x 150 | 2594 x 960 x 150 |
| Skid weight | กก. | 55 | 55 | 55 | 137 | 137 | 137 |
(1) Other voltages available, please consult.
(2) Depending on models, some additional options are available for low temperatures. Derating may apply for high temperature / altitude *125kVA
QES Range 60Hz Technical Data
Designed to perform in the toughest environments, each model within the QES lineup offers robust technical specifications tailored to meet a wide variety of power demands. Covering power outputs from 9 kVA to 500 kVA, the QES series features fuel-efficient engines, heavy-duty enclosures, low-noise operation, and advanced control systems. Whether for construction, mining, utilities, or industrial applications, the technical data behind the QES range highlights its ability to deliver dependable power with minimal maintenance and maximum uptime.
| Electrical data | QES 10 | QES 17 | QES 25 | QES 35 | QES 50 | QES 70 | |
| QES10 | QES17 | 60 | 60 | 60 | 60 | 60 | 60 |
| Exhaust gas emission compliance | / | / | / | / | / | / | |
| Rated voltage (1) | V | 220 | 220 | 220 | 220 | 220 | 480 |
| Prime power (PRP) | kVA / kW | 10/8 | 17.5/14 | 25/20 | 34/27 | 48,4/39 | 70/56 |
| Rated standby power (ESP) | kVA / kW | 11.3/9 | 15/12 | 26.3/21 | 36/29 | 53/42 | 78/63 |
| Power factor cos φ | 0,8 | 0,8 | 0,8 | 0,8 | 0,8 | 0,8 | |
| Rated current (PRP) | A | 26,2 | 45,9 | 65,6 | 88,2 | 127 | 85,9 |
| Performance class acc. ISO-8528/5 | G1 | G1 | G1 | G2 | G2 | G2 | |
| Operating temperature (min/max) (2) | ºC | -0,2 | -0,185 | -0,2 | -0,2 | -0,2 | -0,2 |
| Fuel consumption | |||||||
| Fuel tank capacity (Standard / 24h / 48h) | l | 54 / 125 / 250 | 54 / 125 / 250 | 54 / 125 / 250 | 116 / 303 / 604 | 116 / 303 / 604 | 104 / 347 / 600 |
| Fuel consumption at 100% PRP load | l / h | 2,7 | 4,8 | 6,1 | 7,9 | 11,8 | 15,9 |
| Fuel autonomy at full load (Standard / 24-48H / 1000l fuel tank) | h | 20 /46.3 /92.6 | 11.4 /26 /52 | 9 /20.5 /41 | 15 /38 /76 | 10 /25.7 /51.2 | 6.5 /21.8 /37.7 |
| Control panel | |||||||
| Model - standard | DSE4620 | DSE4620 | DSE4620 | DSE4620 | DSE4620 | DSE4620 | |
| Battery Charger (Optional) | DSE9150 | DSE9150 | DSE9150 | DSE9150 | DSE9150 | DSE9255 | |
| Engine | |||||||
| แบบอย่าง | D1105-E2BG | D1703-E2BG | V2 403-M-E2BG | V3300-E2BG | V3800DI-T-E2BG | 4BTA3.9-G2 | |
| ความเร็ว | rpm | 1800 | 1800 | 1800 | 1800 | 1800 | 1800 |
| Rated net power | kWm | 10,5 | 16,7 | 25 | 33,7 | 48,1 | 71,8 |
| Aspiration | Natural | Natural | Natural | Natural | Turbo charger | Turbo charger | |
| Speed control | Mechanical | Mechanical | Mechanical + Electrionic | Electronic governor | Electronic governor | Electronic governor | |
| Number of cylinders | 3 | 3 | 4 | 4 | 4 | 4 | |
| Coolant | water-cooled | water-cooled | water-cooled | water-cooled | water-cooled | water-cooled | |
| Swept volume | l | 1,123 | 1,647 | 2,434 | 3,3 | 3,8 | 3,9 |
| Alternator | |||||||
| แบบอย่าง | ACA160D | ACA160E | ACA180C | ACA180E | ACA180G | ACA225D | |
| Rated Output (ESP 163º/27ºC/RP 125º/40ºC) | kVA | 17 | 20 | 30 | 40/37.5 | 53.5/50 | 81/75 |
| Degree of protection / Insulation class | IP23/H | IP23/H | IP23/H | IP23/H | IP23/H | IP23/H | |
| Excitation type / AVR model | Shunt/SX460 | Shunt/SX460 | Shunt/SX460 | Shunt/SX460 | Shunt/SX460 | Shunt/SX460 | |
| Noise level | |||||||
| Sound power level (LwA) | dB(A) | 92 | 95 | 93 | 93 | 92 | 94 |
| Sound pressure level (LpA) at 7m | dB(A) | 66 | 69 | 67 | 69 | 69 | 65 |
| Dimensions and weight | |||||||
| Length x width | มม. | 1540x700 | 1540x700 | 1540x700 | 2225x970 | 2225x970 | 2280x980 |
| Height (Standard / 24h / 48h*) | มม. | 1130 / 1250 / 1480 | 1130 / 1250 / 1480 | 1130 / 1250 / 1480 | 1185 / 1408 / 1741 | 1185 / 1408 / 1741 | 1185 / 1408 / 1741 |
| Weight (Standard / 24h / 48h*) | กก. | 560 / 585 / 640 | 635 / 660 / 715 | 685 / 705 / 760 | 876 / 1180 / 1300 | 896 / 1200 / 1300 | 1175 / 1350 / 1400 |
| Skid dimensions (L x W x H) | มม. | 2135 x 720 x 245 | 2135 x 720 x 245 | 2135 x 720 x 245 | 2599 x 960 x 150 | 2599 x 960 x 150 | 2594 x 960 x 150 |
| Skid weight | กก. | 55 | 55 | 55 | 137 | 137 | 137 |
(1) Dual frequency models available as an option, please consult.
(2) Other voltages available, please consult.
(3) Depending on models, some additional options are available for low temperatures. Derating may apply for high temperature / altitude *<125kva
Optimize Your Power Solutions
When temporary power is required, relying on a single generator may not always be the most efficient option. Do your power needs fluctuate? Are any generators in your fleet underperforming due to higher load requirements? If so, a Modular Power Plant (MPP) or the parallel operation of multiple generators could be the ideal solution.
Introducing our innovative Power Management System (PMS), designed to intelligently optimize power distribution. The PMS dynamically adjusts the number of generators running in parallel based on load demand, automatically starting or stopping units as needed. This ensures that each generator operates at an optimal load, improving fuel efficiency while reducing operating costs.
The PMS also prevents generators from running at low load levels, which can lead to engine damage and shorten the lifespan of your equipment. By optimizing load and fuel consumption, our system helps maximize the reliability and longevity of your power solution.
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