Lincoln Electric IM609-B manual Technical Specifications Square Wave TIG 275 K1618-1

A-2

INSTALLATION

A-2

TECHNICAL SPECIFICATIONS - Square Wave TIG 275 (K1618-1)

INPUT - SINGLE PHASE ONLY

Standard

Input Current at

Input Current at

Input Current at

Idle Current

Idle Power

Code

40% Duty Cycle

60% Duty Cycle

100% Duty Cycle

Number

Voltage

DC STICK,

DC STICK,

DC STICK,

220/380/415/1/50/60

DC TIG,

UNBALANCED AC TIG

DC TIG,

UNBALANCED AC TIG

DC TIG,

UNBALANCED AC TIG

BALANCED AC TIG

BALANCED AC TIG

BALANCED AC TIG

99/57/52

139/79/72

83/45/421

12/64/59

63/36/33

86/49/45

8/6/5

900 WMax.

10524

RATED OUTPUT & ADDITIONAL OUTPUT CAPACITY

Duty Cycle

Amps

Volts at Rated Amperes

Current Range

Auxiliary Power

40% Duty Cycle

AC/DC Stick

275 A

31.0 V

5-315 Amps

220 Volts AC, 2 Amps

NEMA Class II (40)

AC/DC TIG

255 A

20.2 V

Schuko Receptacle

MAX O.C.V.

and 2 Amp Circuit Breaker

60% Duty Cycle

AC/DC Stick

225 A

29.0 V

AC/DC TIG

200 A

18.0 V

AC & DC 80V

Normal O.C.V.

100% Duty Cycle

AC/DC Stick

175 A

27.0 V

AC/DC TIG

150 A

16.0 V

72 V (AC) 59 V (DC)

RECOMMENDED INPUT WIRE AND FUSE SIZES

For AC/DC Stick, DC TIG and Balanced AC TIG

For Unbalanced AC TIG Welding above 180A,

Welding at 275A 40% Duty Cycle

255A 40% Duty Cycle, Maximum Penetration

w/o Optional K1620-1 Power Factor Capacitors

w/o Optional K1620-1 Power Factor Capacitors

Based on the 1996 U.S. National Electrical Code

Based on the 1996 U.S. National Electrical Code

Type 75°C

Type 75°C

Type 75°C

Type 75°C

Input

Fuse

Input

Copper Wire in

Copper Ground

Fuse

Input

Copper Wire in

Copper Ground

Voltage /

(Super Lag)

Amperes

Conduit AWG

Wire in

(Super Lag)

Amperes

Conduit AWG

Wire in

phase/

or Breaker

(IEC) Sizes

Conduit AWG

or Breaker

(IEC) Sizes

Conduit AWG

Frequency

Size(1)

40°C (104°F) Ambient

(IEC) Sizes

Size(1)

40°C (104°F) Ambient

(IEC) Sizes

220/1/50/60

125

106

4 (21.2 mm2)

6 (13.3 mm2)

175

139

3 (25.0 mm2)

6 (13.3 mm2)

380/1/50/60

70

60

8 (8.4 mm2)

8 (8.4 mm2)

90

79

6 (13.3 mm2)

8 (8.4 mm2)

415/1/50/60

70

55

8 (8.4 mm2)

8 (8.4 mm2)

90

72

6 (13.3 mm2)

8 (8.4 mm2)

(1)Also called “inverse time” or “thermal/magnetic” circuit breakers; circuit breakers which have a delay in tripping action that decreases as the magnitude of cur- rent increases.

PHYSICAL DIMENSIONS

	Height	Width	Depth	Weight
Power	24.06 in.	19.15 in.	28.00 in.	Approx. 340 lbs.
Source	611 mm	486 mm	711 mm	154 kg.
	Lift Hook add 3.57” (91 mm)
Power Source	33.40 in.	27.65 in.	40.65 in.	Approx. 385 lbs.
on	848 mm	702 mm	1033 mm	175 kg.
Undercarriage

SQUARE WAVE TIG 275