Lincoln Electric 718114 Spirit II 150 - Manual (Page 22)

Section 2: Specifications Spirit II User’s Manual
This information is subject to the controls of the Export Administration Regulations [EAR]. This information shall not be provided to
non-U.S. persons or transferred by any means to any location outside the United States contrary to the requirements of the EAR.
2-10
Airborne Noise Emissions
The system generates high noise levels while cutting. Depending on the size of the
cutting area, distance from the cutting torch, and arc current cutting level, acceptable
noise levels may be exceeded. Proper ear protection should be used as defined by
local or national codes. The following chart gives the noise levels generated by the
system when operating at 150 amps, 130 arc volts. The measurements were made
with a sound level meter.
Distance From Torch
A-Weighted Sound
Pressure Level
C-Weighted Sound
Pressure Level
1 meter horizontal / 1.6
meters above the
workpiece
97 dB 94 dB
The maximum noise level is 121 dB at a distance of 3 inches (76.2 mm) from the torch
while cutting at 150 amps, 130 arc volts.