Samsung AM038KXWDCH, Service Manual, Page: 186 / 295

Sa m sung El ectronics 18 5
W iring Diagra m
6-3 Field Wiring
Electrical wiring work
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W hen insta ll ing outdoor units in m odu l e , se l ect the po w er supp ly cab l e according to the su m of outdoor unit capacit y .
(R efer to the tab l e for each m ode l)
e x) Outdoor unit insta ll ation ( AM 1 00FX W
6
+ AM 1 20FX W
6
)
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T his de v ice is intended for the connection to a po w er supp ly s y ste m w ith a m a x i m u m per m issib l e s y ste m i m pedance sho w n in the tab l e ( on
the l eft page ) at the interface point ( po w er ser v ice bo x) of the user ’ s supp ly .
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T he user m ust ensure that this de v ice is connected on ly to a po w er supp ly s y ste m w hich fu l fi ll s the re q uire m ent abo v e. If necessar y, the user
can as k the pub l ic po w er supp ly co m pan y for the s y ste m i m pedance at the interface point.
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T his e q uip m ent co m p l ies w ith I E C 6 1 000 - 3 -1 2 pro v ided that the short - circuit po w er Ssc is greater than or e q ua l to Ssc (* 2 ) at the interface point
bet w een the user ’ s supp ly and the pub l ic s y ste m . It is the responsibi l it y of the insta ll er or user of the e q uip m ent to ensure , b y consu l tation
w ith the distribution net w or k operator if necessar y, that the e q uip m ent is connected on ly to a supp ly w ith a short - circuit po w er Ssc greater
than or e q ua l to Ssc (* 2 ) .
[Ssc (*2)]
Mode l Ssc [ MVA ]
AM0 8 0FX W A
66
3. 9
AM 1 00FX W A
66
3. 9
AM 1 20FX W A
66
4 . 8
AM200FX W A
66
7.7
AM300 K X W A
66
11 .5 ]
Caution for electrical work
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Y ou m ust insta ll EL CB or MCCB + EL B
- EL CB : E arth l ea k age brea k er
- MCCB : Mo l ded case circuit brea k er
- EL B : E arth l ea k age brea k er
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Do not operate the outdoor unit before co m p l eting the refrigerant pipe w or k .
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Do not disconnect or change the cab l e inside the product. It m a y cause da m age to the product.
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Specification of the po w er cab l e is se l ected based on fo ll o w ing insta ll ation condition ; cu lv ert insta ll ation / a m bient te m perature 30 ° C / sing l e
m u l ti conductor cab l es. If the condition is different fro m the ones stated , p l ease consu l t an e l ectrica l insta ll ation e x pert and re - se l ect the po w er
cab l e.
- If the l ength of po w er cab l e e x ceed 50 m, re - se l ect the po w er cab l e considering the v o l tage drop.
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Use a po w er cab l e m ade out of inco m bustib l e m ateria l for the insu l ator ( inner co v er ) and the sheath ( outer co v er )
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Do not use the po w er cab l e w ith the core w ire e x posed due to insu l ator da m age occurred during re m o v a l of the sheath.
W hen the core w ire is e x posed , it m a y cause fire.
Insu l ator ( inner co v er )
Ex posed w ire core
Sheath ( outer co v er )