1. Premessa
*466B@4A7<4@B?pHG8AG87<?8::8E84GG8AG4@8AG8
87 BFF8EI4E8 ?8 ABE@8 6BAG8AHG8 A8? CE8F8AG8
@4AH4?87<<FGEHM<BA<78?I4E<4GBE87<9E8DH8AM4
Simboli utilizzati:
)H8FGB F<@5B?B <A7<64 pericolo per alta
tensione. GG8AM<BA8 C8E 6B@CBA8AG< B
BC8E4M<BA< 6;8 CBGE8558EB E4CCE8F8AG4E8
HA CBG8AM<4?8 C8E<6B?B C8E ?p<A6B?H@<GS
9<F<6478??pBC8E4GBE8
)H8FGB F<@5B?B I<8A8 HG<?<MM4GB C8E
E<6;<4@4E8 ?p4GG8AM<BA8 78??pBC8E4GBE8 7<
9EBAG8 4 F<GH4M<BA< 7< CBG8AM<4?8 C8E<6B?B
C8E ?8 C8EFBA8 B C8E BC8E4M<BA< 6;8
CBGE8558EB 64HF4E8 HA 74AA8::<4@8AGB
78?CEB7BGGB
2. Avvertenze particolari
riguardanti del variatore di
frequenza
*466B@4A7<4@B ?pHG8AG8 7< ?8::8E8
4GG8AG4@8AG8 87 BFF8EI4E8 ?8 ABE@8
6BAG8AHG8 A8? CE8F8AG8 @4AH4?8 7<
<FGEHM<BA<78?I4E<4GBE87<9E8DH8AM4
In nessun caso il VARIATORE DI
FREQUENZA deve essere aperto,
manomesso o privato delle protezioni
di cui è provvisto.
!? I4E<4GBE8 7< 9E8DH8AM4 78I8 8FF8E8
<AFG4??4GBE8:B?4GB8@4AHG8AHGBFB?B74
C8EFBA4?8 DH4?<9<64GB 8 6BAF4C8IB?8 78<
E<F6;<6;88FFB6B@CBEG4
8IBAB 8FF8E8 CE8I<FG< 7<FCBF<G<I< C8E ?4
CEBG8M<BA8 74 FBIE4G8AF<BA8 8
FBIE4664E<6B<A466BE7B4??8I<:8AG<ABE@8
7<F<6HE8MM4
RISCHIO DI SHOCK ELETTRICO!
,B:?<8E8?p4?<@8AG4M<BA88?8GGE<64CE<@47<
466878E84??p<AI8EG8E
! ?<I8??<7< G8AF<BA8 4??p<AG8EAB 78??p<AI8EG8E
E<@4A:BAB C8E<6B?BF<9<AG4AGB 6;8 ?4 ?H68
?H@<ABF4 FH? G4FG<8E<AB 7<:<G4?8
78??p<AI8EG8EABAF<FC8:A8
$8 6BAA8FF<BA< 78:?< 4??4E@< CBFFBAB
8EB:4E8 G8AF<BA8 4A6;8 DH4A7B <?
I4E<4GBE8 7< 9E8DH8AM4 X FC8AGB
FF<6HE4EF<6;8 FH< G8E@<A4?<78:?< 4??4E@<
ABA6<F<4ABG8AF<BA<E8F<7H8
,HGG<<G8E@<A4?<7<CBG8AM484?GE<G8E@<A4?<
78IBAB 8FF8E8 <A4668FF<5<?< HA4 IB?G4
6B@C?8G4G4?p<AFG4??4M<BA8
$4 9E8DH8AM4 @4FF<@4 7< HF6<G4 78I8
8FF8E8 478:H4G4 4? G<CB 7< CB@C4 74
6B@4A74E8$4IBE4E86BAHA49E8DH8AM4
FHC8E<BE8 4 DH8??4 6BAF8AG<G4 64HF4 HA
@4::<BE4FFBE5<@8AGB7<6BEE8AG8874AA<
4??p4CC4E866;<B
&8?64FBF<E8A74A868FF4E<4?4E<@BM<BA8
78?I4E<4GBE87<9E8DH8AM4GB:?<8E8FB?B?8
CEBG8M<BA<6;8C8E@8GGBAB7<F6B??8:4E8<
64I< 8?8GGE<6< 'FF8EI4E8 ?8 7BIHG8
CE864HM<BA< GG8AM<BA8 4 ABA
74AA8::<4E8?8F6;8788?8GGEBA<6;8
-A4 @4A64G4 BFF8EI4AM4 78??8
4II8EG8AM8 CH^ 6E84E8 F<GH4M<BA< 7<
C8E<6B?B C8E ?8 C8EFBA8 B ?8 6BF8 8 94E
786478E8?4:4E4AM<478?CEB7BGGB
Responsabilità:
!? 6BFGEHGGBE8 ABA E<FCBA78 7< @4?9HAM<BA4@8AG<
DH4?BE4 <? CEB7BGGB ABA F<4 FG4GB 6BEE8GG4@8AG8
<AFG4??4GBF<4FG4GB@4AB@8FFB @B7<9<64GB 94GGB
9HAM<BA4E8 <A @B7B <@CEBCE<B B7 B?GE8 < 74G< 7<
G4E:4+<786?<A4AB<AB?GE88I8AGH4?<E8FCBAF45<?<GS
C8E ?8 <A8F4GG8MM8 <AF8E<G8 A8? @4AH4?8 DH4?BE4
9BFF8EB7BIHG8478EEBE<7<FG4@C4BGE4F6E<M<BA8
!? 6BFGEHGGBE8 <AB?GE8 F< E<F8EI4 7< 4CCBEG4E8 4?
CEB7BGGB?8@B7<9<6;86;8E<G8EESA868FF4E<8BHG<?<
F8AM4 6;8 I474AB 4 CE8:<H7<64EA8 ?8
64E4GG8E<FG<6;88FF8AM<4?<
$4 E8FCBAF45<?<GS 78? 6BFGEHGGBE8 F< 8F4HE<F6BAB
E8?4G<I4@8AG84?CEB7BGGBE<@4A8A7B8F6?HF<6BFG<
B @4::<BE 74AA< 7BIHG< 4 @4?9HAM<BA4@8AGB 7<
<AFG4??4M<BA<
3. Tipi
,<CB
%4FF<@46BEE8AG8 (BG8AM4G<C<64
@BAB94F8 8EB:4G474?I4E<4GBE8
@BGBE8
7<9E8DH8AM4 .
A kW
4FL@4G%%
,<CB
%4FF<@46BEE8AG8 (BG8AM4G<C<64
GE<94F8 8EB:4G474?I4E<4GBE8
@BGBE8
7<9E8DH8AM4 .
A kW
4FL@4G%,
3