77
–
ǰșȗȖȓȤȏțȑȚȍ ȌȖȗȖȓȕȐȚȍȓȤȕȣȍ
ȘțȒȖȧȚȒȐ, ȊȝȖȌȧȡȐȍ Ȋ ȒȖȔȗȓȍȒȚ
ȗȖșȚȈȊȒȐ ȐȕșȚȘțȔȍȕȚȈ.
ǷȖȚȍȘȧ
ȒȖȕȚȘȖȓȧ ȕȈȌ ȐȕșȚȘțȔȍȕȚȖȔ ȔȖȎȍȚ șȚȈȚȤ
ȗȘȐȟȐȕȖȑ ȚȘȈȊȔȐȘȖȊȈȕȐȧ.
–
ǷȘȐ ȊȣȗȖȓȕȍȕȐȐ ȘȈȉȖȚ, ȗȘȐ ȒȖȚȖȘȣȝ
ȐȕșȚȘțȔȍȕȚ ȔȖȎȍȚ ȒȖȕȚȈȒȚȐȘȖȊȈȚȤ
șȖ șȒȘȣȚȖȑ ȥȓȍȒȚȘȖȗȘȖȊȖȌȒȖȑ,
ȌȍȘȎȐȚȍ ȌȘȍȓȤ ȚȖȓȤȒȖ ȏȈ
ȐȏȖȓȐȘȖȊȈȕȕȣȍ ȟȈșȚȐ ȘțȒȖȧȚȒȐ.
Ǫ
ȗȘȖȚȐȊȕȖȔ șȓțȟȈȍ ȗȖȊȘȍȎȌȍȕȐȍ
ȥȓȍȒȚȘȖȗȘȖȊȖȌȒȐ ȘȍȎțȡȍȑ ȟȈșȚȤȦ ȔȖȎȍȚ
ȊȣȏȊȈȚȤ țȌȈȘ ȥȓȍȒȚȘȐȟȍșȒȐȔ ȚȖȒȖȔ.
–
dzȐȞȈȔ (ȊȒȓȦȟȈȧ ȌȍȚȍȑ) ș
ȖȋȘȈȕȐȟȍȕȕȣȔȐ ȜȐȏȐȟȍșȒȐȔȐ,
șȍȕșȖȘȕȣȔȐ ȐȓȐ țȔșȚȊȍȕȕȣȔȐ
șȗȖșȖȉȕȖșȚȧȔȐ ȐȓȐ ȕȍ ȐȔȍȦȡȐȔ
ȕȍȖȉȝȖȌȐȔȖȋȖ ȖȗȣȚȈ Ȑ/ȐȓȐ ȏȕȈȕȐȑ
ȏȈȗȘȍȡȈȍȚșȧ ȐșȗȖȓȤȏȖȊȈȚȤ ȥȚȖ
ȏȈȘȧȌȕȖȍ țșȚȘȖȑșȚȊȖ Ȑ
ȥȓȍȒȚȘȖȐȕșȚȘțȔȍȕȚ ȉȍȏ ȗȘȐșȔȖȚȘȈ
ȐȓȐ ȐȕșȚȘțȒȚȈȎȈ șȖ șȚȖȘȖȕȣ
ȖȚȊȍȚșȚȊȍȕȕȖȋȖ ȓȐȞȈ.
ǵȍ ȘȈȏȘȍȠȈȑȚȍ
ȌȍȚȧȔ ȐȋȘȈȚȤ ș ȏȈȘȧȌȕȣȔ țșȚȘȖȑșȚȊȖȔ
ȐȓȐ ȥȓȍȒȚȘȖȐȕșȚȘțȔȍȕȚȖȔ.
–
ǰșȗȖȓȤȏțȑȚȍ șȘȍȌșȚȊȈ
ȐȕȌȐȊȐȌțȈȓȤȕȖȑ ȏȈȡȐȚȣ:
ȏȈȡȐȚȕȣȍ
ȕȈțȠȕȐȒȐ, ȏȈȡȐȚȕȣȍ ȖȟȒȐ, ȘȍșȗȐȘȈȚȖȘ Ȋ
șȓțȟȈȍ ȖȉȘȈȏȖȊȈȕȐȧ ȗȣȓȐ ȊȖ ȊȘȍȔȧ
ȘȈȉȖȚȣ, ȏȈȡȐȚȕȣȍ ȗȍȘȟȈȚȒȐ ȗȘȐ ȘȈȉȖȚȍ ș
ȔȈȚȍȘȐȈȓȈȔȐ ș ȠȍȘȖȝȖȊȈȚȖȑ
ȗȖȊȍȘȝȕȖșȚȤȦ Ȑ ȗȘȐ șȔȍȕȍ ȘȈȉȖȟȍȋȖ
ȐȕșȚȘțȔȍȕȚȈ.
ǶǹǺǶǸǶǮǵǶ! ǶȚȌȈȟȈ!
ǪȘȈȡȍȕȐȍ: ȕȍȔȍȌȓȍȕȕȖ ȊȣȒȓȦȟȐȚȍ
ȐȕșȚȘțȔȍȕȚ!
– ǵȍ ȜȐȒșȐȘțȑȚȍ ȊȣȒȓȦȟȈȚȍȓȤ!
– ǵȍ ȖȚȒȘȣȊȈȑȚȍ ȈȒȒțȔțȓȧȚȖȘ Ȑ ȏȈȘȧȌȕȖȍ
țșȚȘȖȑșȚȊȖ.
– ǵȍ ȌȖȗțșȒȈȑȚȍ ȗȖȗȈȌȈȕȐȧ Ȋ ȏȈȘȧȌȕȖȍ
țșȚȘȖȑșȚȊȖ ȔȍȚȈȓȓȐȟȍșȒȖȑ șȚȘțȎȒȐ Ȑ
ȎȐȌȒȖșȚȍȑ!
– ǵȍ ȗȖȓȤȏțȑȚȍșȤ ȈȒȒțȔțȓȧȚȖȘȈȔȐ,
ȏȈȘȧȌȕȣȔȐ țșȚȘȖȑșȚȊȈȔȐ șȚȖȘȖȕȕȐȝ
ȗȘȖȐȏȊȖȌȐȚȍȓȍȑ!
– ǩȍȘȍȋȐȚȍ ȈȒȒțȔțȓȧȚȖȘ ȖȚ ȕȈȋȘȍȊȈ,
ȕȈȗȘȐȔȍȘ, ȖȚ ȊȖȏȌȍȑșȚȊȐȧ șȖȓȕȍȟȕȣȝ
ȓțȟȍȑ ȐȓȐ Ȗȋȕȧ!
– ǵȍȓȤȏȧ ȋȈșȐȚȤ ȏȈȋȖȘȍȊȠȐȑșȧ ȓȐȚȐȑ-
ȐȖȕȕȣȑ ȈȒȒțȔțȓȧȚȖȘ ȊȖȌȖȑ! ǰșȗȖȓȤȏțȑȚȍ
Ȍȓȧ ȥȚȖȋȖ
ȗȍșȖȒ ȐȓȐ ȗȘȖȚȐȊȖȗȖȎȈȘȕȖȍ
ȗȖȒȘȣȊȈȓȖ.
– ǸȍȋțȓȧȘȕȖ ȗȘȖȊȍȘȧȑȚȍ ȠȚȍȒȍȘ Ȑ ȒȈȉȍȓȤ.
Ǫ șȓțȟȈȍ ȗȖȊȘȍȎȌȍȕȐȧ ȏȈȔȍȕȧȑȚȍ Ȑȝ Ȋ
ȈȊȚȖȘȐȏȖȊȈȕȕȣȝ ȔȈșȚȍȘșȒȐȝ ǹȍȘȊȐșȕȖȑ
șȓțȎȉȣ.
– ǭșȓȐ ȏȈȘȧȌȕȖȍ țșȚȘȖȑșȚȊȖ ȕȍ
ȐșȗȖȓȤȏțȍȚșȧ, ȊȣȕȐȔȈȑȚȍ ȊȐȓȒț șȍȚȍȊȖȋȖ
ȒȈȉȍȓȧ Ȑȏ ȘȖȏȍȚȒȐ.
5.3 ǻȘȖȊȕȐ ȠțȔȈ
ǶȗȘȍȌȍȓȍȕȕȣȍ Ȋ șȖȖȚȊȍȚșȚȊȐȐ ș EN 60745
ȚȐȗȖȊȣȍ ȏȕȈȟȍȕȐȧ:
DzȖȥȜȜȐȞȐȍȕȚ ȥȔȐșșȐȐ ȒȖȓȍȉȈȕȐȑ a
h
(șțȔȔȈ ȊȍȒȚȖȘȖȊ ȚȘȨȝ ȕȈȗȘȈȊȓȍȕȐȑ) Ȑ
ȗȖȋȘȍȠȕȖșȚȤ K ȘȈșșȟȐȚȣȊȈȦȚșȧ șȖȋȓȈșȕȖ
EN 60745:
ǻȒȈȏȈȕȕȣȍ ȏȕȈȟȍȕȐȧ țȘȖȊȕȧ ȠțȔȈ/
ȊȐȉȘȈȞȐȐ
ǹȊȍȘȓȍȕȐȍ
ǻȘȖȊȍȕȤ ȏȊțȒȖȊȖȋȖ
ȌȈȊȓȍȕȐȧ
L
PA
= 73 Ȍǩ(A)
ǻȘȖȊȍȕȤ ȔȖȡȕȖșȚȐ
ȏȊțȒȖȊȣȝ ȒȖȓȍȉȈȕȐȑ
L
WA
= 84 Ȍǩ(A)
ǷȖȋȘȍȠȕȖșȚȤ K = 3 Ȍǩ
ǻȌȈȘȕȖȍ șȊȍȘȓȍȕȐȍ
ǻȘȖȊȍȕȤ ȏȊțȒȖȊȖȋȖ
ȌȈȊȓȍȕȐȧ
L
PA
= 104 Ȍǩ(A)
ǻȘȖȊȍȕȤ ȔȖȡȕȖșȚȐ
ȏȊțȒȖȊȣȝ ȒȖȓȍȉȈȕȐȑ
L
WA
= 115 Ȍǩ(A)
ǷȖȋȘȍȠȕȖșȚȤ K = 3 Ȍǩ
ǶșȚȖȘȖȎȕȖ
ȀțȔ, ȊȖȏȕȐȒȈȦȡȐȑ ȗȘȐ ȘȈȉȖȚȍ
ǷȖȊȘȍȎȌȍȕȐȍ ȖȘȋȈȕȖȊ șȓțȝȈ
X ǷȘȐ ȘȈȉȖȚȍ ȐșȗȖȓȤȏțȑȚȍ ȏȈȡȐȚȕȣȍ
ȕȈțȠȕȐȒȐ!
ǹȊȍȘȓȍȕȐȍ Ȋ ȔȍȚȈȓȓȍ a
h
= 5,6 Ȕ/ș
2
K = 1,5 Ȕ/ș
2
ǯȈȊȐȕȟȐȊȈȕȐȍ a
h
< 2,5 Ȕ/ș
2
K = 1,5 Ȕ/ș
2
ǻȌȈȘȕȖȍ șȊȍȘȓȍȕȐȍ Ȋ
ȉȍȚȖȕȍ
a
h
= 12,4 Ȕ/ș
2
K = 3,0 Ȕ/ș
2