Table 9 - Condenser Fan Control And Fan Contactor Data For Dxst Units - York YCAS Installation Operation & Maintenance

Air-cooled liquid chillers
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TABLE 8 – CONDENSER FAN CONTROL AND FAN CONTACTOR DATA FOR DXST UNITS
WITH 5 FANS/SYSTEM
Fan
Fans
Stage
1
1
S
2
3, 5
Y
3
7, 9
S
4
1, 7, 9
5
3, 5, 7, 9
1
6
1, 3, 5, 7, 9
1
2
S
2
4,6
Y
3
8, 10
S
4
2, 8, 10
5
4, 6, 8,10
2
6
2, 4, 6, 8, 10
S
Y
S
3
S
Y
S
4
* At ambients above 85ºF, stages 3, 4, 5, and 6 will all turn on at 240 psig.
TABLE 9 – CONDENSER FAN CONTROL AND FAN CONTACTOR DATA FOR DXST UNITS
WITH 3 FANS/SYSTEM
Fan
Fans
Stage
S
Y
S
1
S
Y
S
2
1
13
S
2
15
Y
3
17
S
4
13, 17
5
15, 17
3
6
13, 15, 17
1
14
S
2
16
Y
3
18
S
4
14, 18
5
16, 18
4
6
14, 16, 18
* At ambients above 85ºF, stages 3, 4, 5, and 6 will all turn on at 240 psig.
192
ON *
OFF
Conditions
Conditions
DP
DP & OAT
>230 PSIG
<160 PSIG & <60°F
>240 PSIG
<180 PSIG & <65°F
>265 PSIG
<195 PSIG & <70°F
>275 PSIG
<205 PSIG & <75°F
>285 PSIG
<210 PSIG & <80°F
>295 PSIG
<215 PSIG & <85°F
>230 PSIG
<160 PSIG & <60°F
>240 PSIG
<180 PSIG & <65°F
>265 PSIG
<195 PSIG & <70°F
>275 PSIG
<205 PSIG & <75°F
>285 PSIG
<210 PSIG & <80°F
>295 PSIG
<215 PSIG & <85°F
SYSTEM 3 IS ALWAYS EQUIPPED WITH 3 OR 4 FANS.
SYSTEM 4 IS ALWAYS EQUIPPED WITH 3 OR 4 FANS.
ON *
OFF
Conditions
Conditions
DP
DP & OAT
SYSTEM 1 IS ALWAYS EQUIPPED WITH 4 OR 5 FANS.
SYSTEM 2 IS ALWAYS EQUIPPED WITH 4 OR 5 FANS.
>230 PSIG
<160 PSIG & <60°F
>240 PSIG
<180 PSIG & <65°F
>265 PSIG
<185 PSIG & <70°F
>275 PSIG
<205 PSIG & <75°F
>285 PSIG
<210 PSIG & <80°F
>295 PSIG
<215 PSIG & <85°F
>230 PSIG
<160 PSIG & <60°F
>240 PSIG
<180 PSIG & <65°F
>265 PSIG
<195 PSIG & <70°F
>275 PSIG
<205 PSIG & <75°F
>285 PSIG
<210 PSIG & <80°F
>295 PSIG
<215 PSIG & <85°F
Fan
Contactor
9M
10M, 11M
12M, 13M
9M, 12M, 13M
10M, 11M, 12M, 13M
9M, 10M, 11M, 12M
130, 131, 132
15M
16M, 17M
18M, 19M
15M, 18M, 19M
16M, 17M, 18M, 19M
15M, 16M, 17M, 18M, 19M
230, 231, 232
Fan
Contactor
Number
21M
22M
23M
21M, 23M
330, 332
22M, 23M
331, 332
21M, 22M, 23M
330, 331, 332
27M
28M
29M
27M, 29M
430, 432
28M, 29M
431, 432
27M, 28M, 29M
430, 431, 432
FORM 201.19-NM6 (804)
Relay
Wire
Board
Number
Output
130
15
131
14
132
10
130, 132
10, 15
131, 132
10, 14
10, 14, 15
230
15
231
14
232
10
230, 232
10, 15
231, 232
10, 14
10, 14, 15
I/O Expansion Board
Wire
Output
(TB3 SYS) (TB4 SYS
330
8
331
9
332
10
8, 10
9, 10
8, 9, 10
430
8
431
9
432
10
8, 10
9, 10
8, 9, 10
YORK INTERNATIONAL

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