Rev. C 05-2021
43
MTEC.7100.GB-C-1 Operation and maintenance manual LHi series English
LHi P2U/P2S/P4U/P4S
+LJKHI¿FLHQF\DLUWRZDWHUKHDWSXPSV
4.20 Electric connections: preliminary safety information
3RZHUFRQQHFWLRQVPXVWEHPDGHLQDFFRUGDQFHWRWKHZLULQJGLDJUDPHQFORVHGZLWKWKHXQLWDQGLQDFFRUGDQFH
WRWKHQRUPVLQIRUFH
0DNHVXUHWKHSRZHUVXSSO\XSVWUHDPRIWKHXQLWLVEORFNHGZLWKDVZLWFK&KHFNWKDWWKHPDLQVZLWFKKDQGOHLV
SDGORFNHGDQGLWLVDSSOLHGRQWKHKDQGOHDYLVLEOHVLJQRIZDUQLQJQRWWRRSHUDWH
,WPXVWEHYHUL¿HGWKDWHOHFWULFVXSSO\LVFRUUHVSRQGLQJWRWKHXQLWHOHFWULFQRPLQDOGDWDWHQVLRQSKDVHVIUHTXHQ
-
F\UHSRUWHGRQWKHODEHOLQWKHIURQWSDQHORIWKHXQLW
3RZHUFDEOHDQGOLQHSURWHFWLRQPXVWEHVL]HGDFFRUGLQJWRWKHVSHFL¿FDWLRQUHSRUWHGRQWKHIRUPRIWKHZLULQJ
GLDJUDPHQFORVHGZLWKWKHXQLW
7KHFDEOHVHFWLRQPXVWEHFRPPHQVXUDWHZLWKWKHFDOLEUDWLRQRIWKHV\VWHPVLGHSURWHFWLRQDQGPXVWWDNHLQWR
DFFRXQWDOOWKHIDFWRUVWKDWPD\LQÀXHQFHWHPSHUDWXUHW\SHRILQVXODWLRQOHQJWKHWF
3RZHUVXSSO\PXVWUHVSHFWWKHUHSRUWHGWROHUDQFHVDQGOLPLWV,IWKRVHWROHUDQFHVVKRXOGQRWEHUHVSHFWHGWKH
ZDUUDQW\ZLOOEHLQYDOLGDWHG
)ORZ VZLWFKHV PXVW EH FRQQHFWHG IROORZLQJ WKH LQGLFDWLRQ UHSRUWHG LQ WKH ZLULQJ GLDJUDP 1HYHU EULGJH ÀRZ
VZLWFKHVFRQQHFWLRQVLQWKHWHUPLQDOERDUG*XDUDQWHHZLOOEHLQYDOLGDWHGLIFRQQHFWLRQVDUHDOWHUHGRUQRWSURSHUO\
PDGH
0DNHDOOFRQQHFWLRQVWRJURXQGSURYLGHGE\ODZDQGOHJLVODWLRQ
%HIRUHDQ\VHUYLFHRSHUDWLRQRQWKHXQLWEHVXUHWKDWWKHHOHFWULFVXSSO\LVGLVFRQQHFWHG
7KHSRZHUOLQHDQGWKHXQLWH[WHUQDOVDIHW\GHYLFHVPXVWEHVL]HGLQRUGHUWRHQVXUHWKHFRUUHFWYROWDJHDWWKH
PD[LPXPRSHUDWLQJFRQGLWLRQVRIWKHXQLWUHSRUWHGLQWKHZLULQJGLDJUDPRIWKHXQLW
FROST PROTECTION
,IRSHQHGWKHPDLQVZLWFKFXWVWKHSRZHURIIWRDQ\HOHFWULFKHDWHUDQGDQWLIUHH]HGHYLFHVXSSOLHGZLWKWKHXQLWLQ
-
FOXGLQJWKHFRPSUHVVRUFUDQNFDVHKHDWHUV7KHPDLQVZLWFKVKRXOGRQO\EHGLVFRQQHFWHGIRUFOHDQLQJPDLQWHQDQFH
RUXQLWUHSDUDWLRQ
7KHHOHFWULFSDQHOLVORFDWHGLQVLGHWKHXQLWDWWKHWRSRIWKHWHFKQLFDOFRPSDUWPHQWZKHUHWKHYDULRXVFRPSRQHQWVRIWKHUHIULJHUDQWFLUFXLW
DUHDOVRWREHIRXQG7RDFFHVVWKHHOHFWULFDOERDUGUHPRYHWKHIURQWSDQHORIWKHXQLW