Mitsubishi Heavy Industries FDCW60VNX-A, Installation Manual

Page: 154 / 288

Electrical installation
Relay output for emergency mode
NOTE
Mark up any junction boxes with warnings for
external voltage.
:KHQWKHVZLWFK6)LVLQ PRGHHPHUJHQF\PRGHWKH
FLUFXODWLRQSXPSLVDFWLYDWHG(%*3
CAUTION
No hot water is produced when emergency
mode is activated.
7KHHPHUJHQF\PRGHUHOD\FDQEHXVHGWRDFWLYDWHH[WHUQDO
DGGLWLRQDOKHDW%HWZHHQWKHSRUWDQGLVFORVHGGXULQJ
HPHUJHQF\PRGH$QH[WHUQDOWKHUPRVWDWPXVWEHFRQQHFWHGWR
WKHFRQWUROFLUFXLWSRUWWRFRQWUROWKHWHPSHUDWXUH(QVXUH
WKDW WKH KHDWLQJ PHGLXP FLUFXODWHV WKURXJK WKH H[WHUQDO
DGGLWLRQDOKHDWLQJ
E P 2 3 4
SMO
Externt
;
([WHUQDO
5&+<
5&+< ;
,IWKHUHOD\LVWREHXVHGIRUFRQWUROYROWDJHEULGJHWKHVXSSO\
IURPWHUPLQDOEORFN;WR;DQGFRQQHFWQHXWUDODQG
FRQWUROYROWDJHIURPWKHH[WHUQDODGGLWLRQDOKHDWWR;1
DQG;/
1 0 E P 2 3 4
SMO
Externt
1 /
;
([WHUQDO
5&+<
5&+< ;
<Connection example with HMK100>
&RQQHFW WKH SRUW RQ ; WHUPLQDO RQ 5&+< WR
(0(5*(1&<RQ;WHU0.DVZHOODVWKH
SRUWRQ;WHUPLQDORQ5&+<WR1H0.
1
+0.
;
. . .
1 2 3 0 PE
SMO
$
$
;
5&+<
5&+<
;
; ;
EMERGENCY
RC - HY RC - HY
(0(5*(1&<(0(5*(1&<
6HWWKHVXSSO\WHPSHUDWXUHZLWKWKHWKHUPRVWDW7LQFDVHRI
HPHUJHQF\ PRGH7KH VHWWLQJ UDQJH LV ႏ )RU IORRU
KHDWLQJWKHVHWWLQJPXVWEHPLQႏWRPD[ႏLQRUGHU
WR SUHVHUYH KHDW FRPIRUW LQ WKH URRP DQG HQVXUH HIIHFWLYH
V\VWHP RSHUDWLRQ:KHQ WKH WHPSHUDWXUH LV VHW DW ႏ RU
KLJKHUEHFDUHIXOQRWWRFDXVHORZWHPSHUDWXUHEXUQ