3M 1100 Series Disposable Ear Plugs
Standard: EN352-2
Approval: CE Marked
Simplified Noise-level Reduction
(SNR) = 37dB
H=37dB
M=34dB
L=31dB
3M
™
1100 Series Disposable
Ear Plugs
3 M
™
1 1 0 0 S e r i e s D i s p o s a b l e E a r P l u g s F i t t i n g I n s t r u c t i o n s
3M Health & Safety Helpline Telephone: 0870 60 800 60 For callers within the Republic of Ireland: 1 800 320 500
www.3M.com/uk/ohes
2
1
3
30 Sec.
4
Disposable Ear Plugs
FITTING INSTRUCTIONS
The plugs should be fitted in accordance with the diagrams.
Care should be taken to refit the plug if it becomes dislodged through movement.
Before each fitting the plugs should be inspected to ensure they are in good condition.
MAINTENANCE
These plugs are disposable and should be discarded after use.
SIZE
From EN352/2 these plugs are in the nominal size range 6/13.
F (Hz)
63
125
250
500
1000 2000
4000 8000
Mf (db)
20.8
24.8
29.7
32.9
31.4
32.9
40.6
42.5
sf (dB)
5.4
5.3
6.0
5.5
6.0
2.6
2.8
4.4
Mf-sf (dB)
15.4
19.5
23.7
27.4
25.4
30.3
37.8
38.1
3
CH1100 FP 05/06
