Miller Electric 280 NT Description, Weld, Power, And Engine Specifications, Welding, Rated

. A complete Parts List is available at www.MillerWelds.com

SECTION 4 − SPECIFICATIONS

4-1. Description

This multiprocess engine-driven welder and AC generator provides low speed generator AC power and DC weld out- put for quiet, fuel-efficient operation. At 1800 rpm, this unit produces 5 kW/kVA 60 Hz 120/240 Volt AC generator power. Achieve high quality Stick and TIG welding results at either 3000 or 3600 rpm. A special variable frequency (60-120 Hz) receptacle provides 2.4 kW/kVA 120 Volt AC generator power continuously.

4-2. Weld, Power, And Engine Specifications

Welding	Rated	Maximum	Amperage	Voltage	Generator	Fuel
	Welding	Open-Circuit	Range In	Range In			Engine
Mode					Power Rating	Capacity
	Output	Voltage	CC Mode	CV Mode
					5.5 kVA/kW (Peak)
					5 kVA/kW (Continuous)
CC/DC	280 A, 25 V, 100%	50	20 − 300 A		42/21 A,		Kohler CH-23
	Duty Cycle				120/240 V AC,
					60 Hz,		Air-Cooled,
					Single-Phase at	12 gal	Two-Cylinder,
					1800 rpm		Four-Cycle,
				13 − 35 V		(45 L)
							23 HP Gasoline or
					And	Tank
							25 HP LP Engine
					2.4 kVA/kW, 20 A,
	300 A, 25 V, 100%						w/Electronic
CV/DC		35	− −		120 V AC,		Governor
	Duty Cycle
					60-120 Hz,
					Single-Phase
					At All Speeds

4-3. Dimensions, Weights, and Operating Angles

	Dimensions
Height	34 in (864 mm)
Width	20−1/2 in (521 mm)
Depth	45-1/2 in (1156 mm)
A	20 in (508 mm)
B	16-1/2 in (419 mm)
C	1−3/4 in (44 mm)
D	5 in (127 mm)

F

A

B

C

D

E

G

4 Holes

! Do not exceed tilt angles or engine could be damaged or unit could tip.

! Do not move or operate unit where it could tip.

E	32-3/4 in (832 mm)
F	44-1/4 in (1124 mm)
G	13/32 in (10 mm) Dia.

Weight

590 lb (267 kg)

Lifting Eye Weight Rating

1280 lb (580 kg)

	25°
25°	25°
25°

Engine End

800 426 803 983

OM-4430 Page 13