INSTALLATION
HySpeed HT2000
Instruction Manual
4-3
24
Noise Levels
Figure 4-1 represents the noise levels in decibels experienced by an operator standing 10 feet from the torch
in a confined area under varied conditions while cutting 1-inch steel using oxygen/air at a travel speed of
20 ipm (508 mm/min).
Module Grounding and Grounding Checks
Please refer to
Grounding Requirements
in the
Pre-Installation
section of this manual for earth ground
specifications.
See Appendix F for system grounding requirements.
Before operating the system, perform the following grounding checks to ensure proper operation, personal
safety, and to reduce emission of radio-frequency interference:
• Ensure the power cord ground wire is properly connected to the ground in the line disconnect box.
• Ensure the power cord ground wire is properly connected to the power supply terminal
TB1
. Refer to
Connecting the Power
in the
Pre-Installation
section of this manual.
• Ensure that all electrical connections are tight to avoid excessive heating.
Figure 4-1
Noise Levels (Decibels)
Above water 6" without Water Muffler
106 dbs
Above water 6" with Water Muffler
104 dbs
Water at bottom of plate without Water Muffler
100 dbs
Water at bottom of plate with Water Muffler
95 dbs
Water 3" over plate without Water Muffler
75 dbs
Water 3" over plate with Water Muffler
72 dbs
Содержание HT2000
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