Lincoln Electric IM490-C manual Installation, Three Phase Single Phase

A-1

INSTALLATION

A-1

Technical Specifications - Invertec V250-S - K1436-1, K1437-1 & K1437-3

INPUT

THREE PHASE

SINGLE PHASE

Standard

Input Current

Standard

Input Current

Voltage

at Rated Output

Model

Voltage

at Rated Output

Model

208/230/460

60Hz

34/32/16

60Hz

208/230/460 60Hz

59/57/29

60Hz

200/220/400/440 50/60Hz

35/33/18/17

50/60 Hz

200/220/400/440 50/60 Hz

58/58/30/30

50/60 Hz

380-415 50Hz

20/18

50Hz

RATED

OUTPUT

THREE PHASE

SINGLE PHASE

Volts at

Volts at

Duty Cycle(1)

Amps

Rated Amps

Model

Duty Cycle(1)

Amps

Rated Amps

Model

35% Duty Cycle

250

30

60Hz

35% Duty Cycle

250

27†-30

60Hz

60% Duty Cycle

200

28-32

60Hz

60% Duty Cycle

200

28-32

60Hz

100% Duty Cycle

165

26.5

60Hz

100% Duty Cycle

165

26.5

60Hz

35% Duty Cycle

250

28†-30

50/60Hz

35% Duty Cycle

250

26†-30

50/60Hz

60% Duty Cycle

200

29-32

50/60Hz

60% Duty Cycle

200

28-32

50/60Hz

100% Duty Cycle

165

26.5

50/60Hz

100% Duty Cycle

165

26.5

50/60Hz

35% Duty Cycle

250

30

50Hz

60% Duty Cycle

200

28

50Hz

100% Duty Cycle

165

26

50Hz

OUTPUT

THREE PHASE

SINGLE PHASE

Welding

Constant Open

Welding

Constant Open

Current Range

Circuit Voltage

Current Range

Circuit Voltage

1-250 Amps

65-80 VDC

1-250 Amps

65-80 VDC

RECOMMENDED INPUT WIRE AND FUSE SIZES

THREE PHASE

SINGLE PHASE

Type 75°C

Type 75°C

Type 75°C

Copper

Type 75°C

Copper

Fuse

Input

Copper

Ground

Fuse

Input

Copper

Ground

(Superlag)

Ampere

Wire in

Wire in

(Superlag)

Ampere

Wire in

Wire in

Input

or

Rating

Conduit

Conduit

Input

or

Rating

Conduit

Conduit

Voltage

Breaker

on

AWG (IEC)

AWG (IEC)

Voltage

Breaker

on

AWG (IEC)

AWG (IEC)

Frequency(2)

Size

Nameplate

Sizes

Sizes

Frequency(2)

Size

Nameplate

Sizes

Sizes

208/60

50

34

10 (6mm2)

10 (6mm2)

208/60(3)

80

59

8 (8.4mm2)

10 (6mm2)

230/60

50

32

10(6mm2)

10 (6mm2)

230/60(3)

80

57

8 (8.4mm2)

10 (6mm2)

460/60

30

16

10 (6mm2)

10 (6mm2)

460/60

40

29

10 (6mm2)

10 (6mm2)

200/50/60

50

35

10 (6mm2)

10 (6mm2)

200/50/60

80

58

8 (8.4mm2)

10 (6mm2)

220/50/60

50

33

10 (6mm2)

10 (6mm2)

220/50/60

80

58

8 (8.4mm2)

10 (6mm2)

400/50/60

30

18

12 (4mm2)

12 (4mm2)

400/50/60

40

30

10 (6mm2)

10 (6mm2)

440/50/60

30

17

12 (4mm2)

12 (4mm2)

440/50/60

40

30

10 (6mm2)

10 (6mm2)

PHYSICAL DIMENSIONS

Height	Width	Depth	Weight
15.0 in.	9.1 in.	19.7 in.	36 lbs.
381 mm	231 mm	500 mm	17 Kg
(1) Based on a 10 min. period.	(2) Input voltage must be within ±10% of rated value.

(†) 200 & 208VAC input may not meet NEMA/IEC specifications at 250 Amps.

INVERTEC V250-S