Atlas Copco QES 70 — Specs, Engine, Parts & Maintenance

Name: Atlas Copco QES 70 Generator Set
Brand: Atlas Copco

Atlas Copco QES 70 Generator Set

The Atlas Copco QES 70 is a 63 kW (78 kVA) diesel standby generator set powered by a 4BTA3.9-G2 engine. It is available at 480 V, 60 Hz and rated 85.9 A. The set measures 2280×980×1265 mm (89.8×38.6×49.8 in), weighs about 1175 kg (2590 lb) and produces 65 dBA at 7 m. An integrated tank holds 104 L (27.5 gal), roughly 6.4 hours of runtime.

63 kW

Standby

3.9 L

Displacement

Document types

Specifications

Fuel	diesel
Frequency	60.0 Hz
Standby power	63 kW
Standby kVA	78
Prime power	56 kW
Controller	Qc1112
Alternator	ACA225D
Voltage options	480 V
Rated current	85.9 A
Power factor	0.8
Max ambient	50 °C
Dimensions (L×W×H)	2280×980×1265 mm
Dry weight	1175 kg
Sound level	65.0 dBA @ 7 m
Fuel tank	104.0 L
Tank runtime	6.4 hr

Engine

4BTA3.9-G2

Displacement	3.9 L
Aspiration	Turbo charger
Rated speed	1500 rpm

Common questions

What is the power rating of the Atlas Copco QES 70?

The Atlas Copco QES 70 is rated 63 kW standby (78.0 kVA).

What engine does the Atlas Copco QES 70 use?

The Atlas Copco QES 70 is powered by the 4BTA3.9-G2 engine.

What fuel does the Atlas Copco QES 70 use?

The Atlas Copco QES 70 runs on diesel.

What alternator does the Atlas Copco QES 70 use?

The Atlas Copco QES 70 uses a ACA225D 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 60