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QES generator

Stationary and mobile diesel generator

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Withstanding the elements

Withstanding the elements

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Features and Benefits

Technical data

Download the brochure

Applications

atlas copco QES super compact
atlas copco QES super compact generator
diesel generator

Stable power in less than 10 seconds

Easy and quick installation.

Water proof canopy

Designed to continue running in raining conditions.

Ambient temperature up to 50 °C

Efficiently deliver at high ambient temperatures.

Service in less than 2 hours

Big doors and service plates for superior accessibility.

500-hour service intervals

Atlas Copco's high performance fluids and filtration guarantee longer service intervals.

The versatile QES generators

A portable generator is an essential part of any company’s performance network. It needs to be reliable, flexible and able to efficiently deliver under tough conditions, in any application. Our renewed QES range offers new-generation models that fit all applications: mobile an stationary, prime and standby. As versatile as they are, they provide reliable power with the lighter and most compact design in the market.

We have extended our QES range with the new models up to 1250 kVA PRP to ensure we offer the generator that’s right for your business. Built to our time-tested design principles, used across our entire generator portfolio, the QES range offers you modular capabilities and room for upgrading and expansion; along with being designed for simple installation and exceptional reliability. These versatile open new possibilities of customization and raise the bar of service efficiency.

Features and benefits

The corrosion treated, water-proof canopy, along with the ability to work at high and low ambient temperatures makes the QES range a great choice.

With a full option list you could ever need and ready operate in just a few seconds, this range is ready to move from one job to another, one application to another.

  • Integrated lifting structure with single elevation point
  • Sturdy multidrop base frame with integrated forklift pockets
  • 110% self-containment with spillage sensor
  • Transport bumpers
  • Plug and play cable connection
  • Pass through cable path, natural bend, and strain relief
  • Plexi cover for terminal board protection
  • Digital controller, Stage V ready.
  • 4 Pole breaker
  • Earth leakage protection
  • Dedicated socket compartment
  • Emergency stops
  • Dual frequency > 45 kVA  
  • Qc3501 - Advance paralleling application controller
  • Qc4004 + Qd0701 - Advance paralleling application controller compatible with Transformer Maintenance functionality
  • Auxiliary winding alternator

A Super Compact Solution

Super quiet, compact, and lightweight, not the usual adjectives that you would choose for conventional generators. However, the new super compact models are lighter and smaller than ever, and they still ensure power efficiency without compromising performance. In addition to their smaller dimensions, the new models offer reliable power thanks to their state-of-the-art Automatic Voltage Regulator (AVR) and engine speed control.

Atlas Copco QES super compact

QES super compact

The innovative super compact QES model is designed to grant the most efficient transportation. You can fit up to 30 units of Atlas Copco QES 20 in a 40 feet container, the most for a 20kVA power generator in the market! It means optimized transport, reduced CO2 emissions and operational costs, which results in a lower Total Cost of Ownership (TCO). Its environmentally friendly design makes it ideal for storage overseas, reducing exponentially your footprint on-site.

30 units QES 20 in 40ft container

Compact design optimized for overseas transportation (30 units QES 20 in 40ft container)

Technical data

50Hz models

    QES9 QES14 QES20 QES 30 QES 40 QES 60 QES 80 QES 100 QES 125 QES 180 QES 250 QES 380 QES 450 QES 500 QES 640
Electrical data
Rated frequency Hz 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50
Exhaust gas emission compliance   / / / / / / / / / / / Stage 2 Stage 2 Stage 2 Stage 2
Rated voltage (1) V 400 400 400 400 400 400 400 400 400 400 400 400 400 400 400
Prime power (PRP) kVA / kW 8.8/7 13.8/11 20/16 32/26 42/34 60/48 90/72 100/80 125/100 180/144 250/200 380/304 450/360 500/400 637/509
Rated standby power (ESP) kVA / kW 10/8 15/12 21.3/17 33/26 45/36 64/51 96/77 112/90 135/108 194/155 272/218 414/331 502/402 555/444 705/564
Power factor cos φ   0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 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 86.6 129.9 144.3 180.4 259.0 360.0 548.5 649.5 721.7 919.0
Performance class acc. ISO-8528/5   G1 G2 G1 G2 G2 G2 G2 G2 G2 G2 G2 G2 G2 G2 G2
Operating temperature (min/max) (2) ºC -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50 -10/50

60Hz models and complete technical data available in the brochure

Download the brochure

Applications

customer story

Hybrid generation system to power an autonomous communication system for Enel in Los Cóndores, Chile

  • Industry
  • Healthcare
  • Mining
  • Telecom
  • Data Center
  • Agriculture
  • Retail and recreation
  • Residential
  • Construction

Parts and Service

QES generator

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