Amada HFA-250 - Sound Level

I-14
Sound level
HFA-250 and HFA-250W
L
A
eq = 65 dB (A) no load
L
A
eq = 77 dB (A) in normal use of machine
< 85 dB (A)
L
P
peak < 130 dB
Measurements made:
• At a distance of 1 meter from front of machine and at height of 1.6
meters from floor.
• Work material: carbon steel, work diameter: 200 mm,
saw blade running speed: 60 m/min, cutting rate: 60 cm
2
/min,
cutting fluid: water-soluble.
HFA-400 and HFA-400W
L
A
eq = 66 dB (A) no load
L
A
eq = 75 dB (A) in normal use of machine
< 85 dB (A)
L
P
peak < 130 dB
Measurements made:
• At a distance of 1 meter from front of machine and at height of 1.6
meters from floor.
• Work material: carbon steel, work diameter: 250 mm,
saw blade running speed: 65 m/min, cutting rate: 70 cm
2
/min,
cutting fluid: water-soluble.
Advice for decreasing sound level
• Change the saw blade with a new one if the sound level increases.
• Use the variable-pitch saw blade.
• Use the cutting fluid suited for the work material to be cut.