Installation, Additional output capacity, Physical dimensions – Lincoln Electric PRECISION TIG 275 SVM162-B User Manual

Page 9: Temperature ranges, Recommended input wire and fuse sizes

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K1826-1, -2

K1827-1

K2619-1,-2

K1825-1

A-3

INSTALLATION

PRECISION TIG 275

A-3

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ADDITIONAL OUTPUT CAPACITY

Output Current

Range

2Amps DC

to

340Amps AC-DC

*

Type of Output

CC (Constant Current)

AC/DC (GTAW)

Stick (SMAW)

Maximum Open

Circuit Voltage

(STICK AND TIG)

AC/DC OCV: 75/68

Auxiliary Power

K1825-1, K1826-1, K1826-2

15Amp Circuit Breaker and NEMA 5-15R Duplex

Receptacle for up to:

115VAC 8Amp Auxiliary Power Receptacle

115VAC weld Switched Cooler Receptacle load

K1834-1

5 Amp Circuit Breaker

and grounded 220VAC

Euro(Schuko) receptacle

Height

Width

Depth

Weight

31.0 in.

22.0 in.

26.0 in.

Approx. 397 lbs.

787 mm

559 mm

660 mm

180 kgs.

49.7 in.

28.0 in.

41.0 in.

Approx.641 lbs.

1262 mm

711 mm

1041 mm

291 kgs.

PHYSICAL DIMENSIONS

1

ALSO CALLED ʻINVERSE TIME" OR "THERMAL/MAGNETIC " CIRCUIT BREAKERS; CIRCUIT BREAKERS WHICH HAVE A DELAY IN TRIPPING ACTION THAT DECREASES AS

THE MAGNITUDE OF CURRENT INCREASES.

*

50/60H

Z

IEC Max. range exceeds 310A.

TEMPERATURE RANGES

OPERATING TEMPERATURE RANGE

-20°C to +40°C (-04° to +104°F)

TRANSFORMER INSULATION CLASS 180°C (H)

STORAGE TEMPERATURE RANGE

-40°C to +85°C (-40° to +185°F)

For all Stick, DC TIG, and Balanced AC TIG Welding

at 275A/40% Duty Cycle with out Standard Power

Factor Correction Capacitors

Based on the 1999 U.S. National Electrical Code

For Unbalanced AC TIG Welding Above 275 Amps:

255A/40% Duty Cycle, Auto-Balance Penetration with

out Standard Power Factor Correction Capacitors

Based on the 1999 U.S. National Electrical Code

RECOMMENDED INPUT WIRE AND FUSE SIZES

Input

Voltage /

phase/

Frequency

208/1/60
230/1/60
460/1/60
575/1/60

220-230/1/50/60
380-400/1/50/60

415/1/50/60

Input

Ampere

Rating

Rating on

Nameplate

104

94
47
38
95
55
50

Input

Ampere

Rating

124

112

56
45

109

63
58

Type 75°C

Copper

Ground Wire in

Conduit AWG

(IEC) Sizes

6 (13.3 mm2)
6 (13.3 mm2)

10 (5.3mm2)
10 (5.3mm2)

6 (13.3 mm2)

8 (8.4mm2)
8 (8.4mm2)

Type 75°C

Copper

Ground Wire in

Conduit AWG

(IEC) Sizes

6 (13.3 mm2)
6 (13.3 mm2)

8 (8.4 mm2)

10 (5.3mm2)

6 (13.3 mm2)

8 (8.4 mm2)
8 (8.4 mm2)

Fuse

(Super Lag)

or Breaker

Size

1

125
125

60
50

125

80
80

Fuse

(Super Lag)

or Breaker

Size

1

150
150

70
60

150

90
90

Type 75°C

Copper Wire in

Conduit AWG

(IEC) Sizes

40°C (104°F)

Ambient

4 (21.2 mm2)
4 (21.2 mm2)

8 (8.4mm2)

10 (5.3mm2)

4 (21.2 mm2)

8 (8.4mm2)
8 (8.4mm2)

Type 75°C

Copper Wire in

Conduit AWG

(IEC) Sizes

40°C (104°F)

Ambient

3 (26.7 mm2)
3 (26.7 mm2)

8 (8.4 mm2)
8 (8.4 mm2)

4 (21.2 mm2)
6 (13.3 mm2)
6 (13.3 mm2)

RATED OUTPUT - IEC 60974-1 (K1827-1)

Duty Cycle-Applications

40%

AC/DC Stick / Balance TIG

Unbalance (70% Penetration

#

) AC TIG

60%

AC/DC Stick / Balance TIG

Unbalance (70% Penetration

#

) AC TIG

100%

AC/DC Stick / Balance TIG

Unbalance (70% Penetration

#

) AC TIG

Volts at Rated Amperes

31.0

20.2

29.0

18.0

28.0

16.0

Amps

275

255

225

200

200

150

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