Section 4 − Specifications; Serial Number And Rating Label Location; Weld, Power, And Engine Specifications; Environmental Specifications - Miller Bobcat 250 Diesel Owner's Manual

4-1. Serial Number And Rating Label Location

The serial number and rating information for this product is located on the back. Use rating label to determine input power requirements and/or rated
output. For future reference, write serial number in space provided on back cover of this manual.

4-2. Weld, Power, and Engine Specifications

.
This equipment will deliver rated output at an ambient air temperature up to 1045F (405C).
Welding Weld Output
Mode Range
CC/AC 40 − 250 A
CC/DC 40 − 250 A
CV/DC 17 − 28 V

4-3. Environmental Specifications

A. Temperature Specifications
Operating Temperature Range*
−20 to 104°F (−29 to 40°C)
*Output is derated at temperatures above 104°F (40°C).
.
Complete Parts List is available at www.MillerWelds.com
SECTION 4 − SPECIFICATIONS
Rated Maximum
Welding Open Circuit
Output Voltage
250 A, 25 V,
100% Duty 80
Cycle
250 A, 25 V,
100% Duty
80
Cycle
275 A, 25 V,
60% Duty
Cycle
41
250 A, 28 V,
100% Duty
Cycle
Generator Power Rating
Peak: 11 kVA/kW
Continuous: 9.5 kVA/kW,
Single-Phase,
80/40 A, 120/240 V AC,
60 Hz
(while not welding)
Storage/Transportation Temperature Range
−40 to 131°F (−40 to 55°C)
Engine
Liquids Engine
Capacity
Kubota D722
Water-Cooled,
Three-Cylinder
Four-Cycle
Fuel: 12 gal
Diesel Engine
(45 L) Tank
Producing 19 HP @ 3600
Oil: 3.4 qt
RPM (Weld Speed)
(3.2 L)
2450 RPM Idle Speed
Sound Level At Rated
Output:
79.5dB (105.0 Lwa) @ 7 m
OM-258413 Page 17
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