Atlas Copco QES 120 — Specs, Engine, Parts & Maintenance

Name: Atlas Copco QES 120 Generator Set
Brand: Atlas Copco

Atlas Copco QES 120 Generator Set

The Atlas Copco QES 120 is a 107 kW (134 kVA) diesel standby generator set powered by a 6BT5.9-G2 engine. It is available at 480 V, 60 Hz and rated 147.9 A. The set measures 2910×1120×1685 mm (114.6×44.1×66.3 in), weighs about 1494 kg (3294 lb) and produces 75 dBA at 7 m. An integrated tank holds 225 L (59.4 gal), roughly 8.7 hours of runtime.

107 kW

Standby

5.9 L

Displacement

Document types

Specifications

Fuel	diesel
Frequency	60.0 Hz
Standby power	107 kW
Standby kVA	134
Prime power	98 kW
Controller	Qc1112
Alternator	ACA270B
Voltage options	480 V
Rated current	147.9 A
Power factor	0.8
Max ambient	50 °C
Dimensions (L×W×H)	2910×1120×1685 mm
Dry weight	1494 kg
Sound level	75.0 dBA @ 7 m
Fuel tank	225.0 L
Tank runtime	8.7 hr

Engine

6BT5.9-G2

Displacement	5.9 L
Aspiration	Turbo charger
Rated speed	1500 rpm

Common questions

What is the power rating of the Atlas Copco QES 120?

The Atlas Copco QES 120 is rated 107 kW standby (134.0 kVA).

What engine does the Atlas Copco QES 120 use?

The Atlas Copco QES 120 is powered by the 6BT5.9-G2 engine.

What fuel does the Atlas Copco QES 120 use?

The Atlas Copco QES 120 runs on diesel.

What alternator does the Atlas Copco QES 120 use?

The Atlas Copco QES 120 uses a ACA270B alternator.

Fuel consumption

Rating	Load	L/h	gal/h
Prime	100%	7.3

Available documents

Spec sheet — brochure qes specific markets english (Atlas Copco)

Other sets with this engine

Atlas Copco QES 100 Atlas Copco QES 110 Atlas Copco QES 80