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Operation, B-2 design features and advantages, Duty cycle – Lincoln Electric IM870 SAE400 SEVERE DUTY User Manual

Page 14

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B-2

OPERATION

B-2

DESIGN FEATURES AND ADVANTAGES

FOR STICK WELDING
• Excellent DC constant current output for stick weld-

ing applications.

• Continuous adjustment of both voltage and current

for unsurpassed welds on demanding jobs.

• Remote control capability standard.

FOR AUXILIARY POWER

• 3,000 watts of 115/230 VAC, 60 Hz auxiliary power.

• One 20 amp 115 VAC duplex receptacle for up to 26

amps of 115 VAC power.

• One 15 amp, 230 VAC duplex receptacle for up to

13 amps of 230 VAC power.

• Weld and AC auxiliary power at the same time (with-

in the limits shown on the chart below).

OTHER FEATURES
• Perkins 4-cylinder, water cooled diesel engine.

Designed for long life, easy maintenance and excel-
lent fuel economy.

• Engine protection system shuts the engine down for

low engine oil pressure or high coolant temperature.

• Electronic Engine Idler. Engine automatically goes

to low idle in 10 to 14 seconds after welding or use
of auxiliary power stops. Includes high idle switch.

• Gauges for engine oil pressure, coolant temperature

and battery charging ammeter.

• Engine hour meter standard.

• Extended range 22.5 gallon (85.1 L) fuel tank.

DUTY CYCLE

Duty cycle is the percentage of time the load is being
applied in a 10 minute period. For example a 60%
duty cycle, represents 6 minutes of load and 4 min-
utes of no load in a 10 minute period.

SAE-400 SEVERE DUTY

Welding

Using Only

Using Only

Total

Current, Amps

115V Circuit,

230V Circuit,

Aux.

@ NEMA Arc

Amps

Amps

kVA

Volts

0

26

13

3.0

100

19.5

9.75

2.25

200

13

6.5

1.5

300

6.5

3.25

0.75

400

0

0

0

500

0

0

0