Generac SD020NA — Specs, Engine, Parts & Maintenance

Name: Generac SD020NA Generator Set
Brand: Generac

Generac SD020NA Generator Set

The Generac SD020NA is a 20 kW (25 kVA) Diesel standby generator set powered by a Perkins SD020NA engine. It is available at 120/240 V and 120/208 V, 3-phase, 60 Hz and rated 70 A. It holds about 10.6 L (2.8 gal) of oil and 7.6 L (2.0 gal) of coolant, with a maximum ambient rating of 50 °C. The set measures 2134×840×960 mm (84.0×33.1×37.8 in) and weighs about 437 kg (963 lb).

20 kW

Standby

2.22 L

Displacement

10.6 L

Oil capacity

Document types

Specifications

Fuel	Diesel
Frequency	60.0 Hz
Standby power	20 kW
Standby kVA	25
Controller	POWERZONE 410
Oil capacity	10.6 L
Alternator	Generac A0020044N21 (4-pole, Class F,H insulation)
Voltage options	120/240 V, 120/208 V
Phase	3
Rated current	[70, 69] A
Power factor	0.8
Battery voltage	12 V
Coolant capacity	7.6 L
Max ambient	50 °C
Dimensions (L×W×H)	2134×840×960 mm
Dry weight	437 kg

Engine

Perkins SD020NA

Displacement	2.22 L
Aspiration	Naturally Aspirated
Rated speed	1800 rpm

Common questions

What is the power rating of the Generac SD020NA?

The Generac SD020NA is rated 20 kW standby (25.0 kVA).

What engine does the Generac SD020NA use?

The Generac SD020NA is powered by the Perkins SD020NA engine.

What fuel does the Generac SD020NA use?

The Generac SD020NA runs on Diesel.

What alternator does the Generac SD020NA use?

The Generac SD020NA uses a Generac A0020044N21 alternator. It has 4 poles. Insulation class F,H.

Fuel consumption

Rating	Load	L/h	gal/h
Standby	25%	1.0	0.7
Standby	50%	4.1	1.5
Standby	75%	5.5	16.6
Standby	100%	6.9	18.6

Available documents

Spec sheet — sd020na---naturally-aspirated---spec-sheet (Generac)