1. specifications, 2. duty cycle and overheating – Miller Electric OM-193 084E User Manual

Page 17

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OM-193 084 Page 13

SECTION 3 – INSTALLATION

3-1.

Specifications

Rated Welding

Output

Voltage

Range

(CC/CV

Amperage

Range

Maximum

Open-Circuit

IP Rating

Amperes Input

at Rated Load

Output 50/60 Hz

Output

Models

Only)

Range

Voltage DC

460 V

KVA

KW

300 A @

32 Volts DC,

60% Duty Cycle

10 – 35

5 – 400

90

23

18.5

(0.15*)

14.9

(0.09*)

11.4

(0.04*)

*While idling

6 Minutes Welding

4 Minutes Resting

3-2.

Duty Cycle And Overheating

Duty Cycle is percentage of 10 min-
utes that unit can weld at rated load
without overheating.

If unit overheats, output stops, a
Help message is displayed (see
Section 5-3), and cooling fan runs.
Wait fifteen minutes for unit to cool.
Reduce amperage or duty cycle be-
fore welding.

Y

Exceeding duty cycle can
damage unit and void war-
ranty.

60% Duty Cycle

Overheating

0

15

A

OR

Reduce Duty Cycle

Minutes

Ref. SA-178 651

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