York International YCAA-B Installation, Commissioning, Operation And Maintenance Manual page 25

Air cooled liquid chillers and heat pumps
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Y C A A - B M o d e l s 6 0 - 1 5 0 E l e c t r i c a l C o n n e c t i o n s - I S N C o n t r o l
Y C A A - B T E R M I N A L B O A R D
M A I N S W I T C H
( 0 9 / 0 3 )
L 1
L 2
L I N E
L 3
4 0 0 - 3 + P E - 5 0 H z
1
2
3
4
5
6
7
1 0
1 1
1 8
1 9
2 0
3 5
3 6
3 7
3 8
3 9
4 0
1 0 3
8
1 4
0 3 5 B 0 9 0 1 2 - 1 0 0 R e v . 4
E X T E R N A L T E R M I N A L B O A R D
K E Y
E X T E R N A L E Q U I P M E N T T E R M I N A L S
V O L T A G E F R E E C O N T A C T
U N I T E L E C T R I C A L T E R M I N A L S
C U S T O M E R W I R I N G
F L O W S W I T C H O R
E X T E R N A L I N T E R L O C K
I N T E R L O C K
( O P T I O N A L )
C I R C P U M P E T C
C O M M O N
N . O . S Y S T E M 1 G E N E R A L A L A R M
N . O . S Y S T E M 2 G E N E R A L A L A R M
P W M T E M P R E S E T
R E M O T E I N D I C A T I O N
V O L T A G E O N
C O M P R E S S O R ' 1 ' O N
C O M P R E S S O R ' 2 ' O N
P U M P R E L A Y
M A X 0 . 5 A M P 2 3 0 V
A N T I F R E E Z E R E L A Y
M A X 0 . 5 A M P 2 3 0 V
H Y D R O K I T T E R M I N A L B O A R D ( O P T I O N A L )
M A I N S W I T C H
L 1
L 2
L I N E
L 3
4 0 0 - 3 + P E - 5 0 H z
1 0 3
C O M M O N
P U M P M O T O R R E L A Y
8
A N T I F R E E Z E R E L A Y
1 4
1 0 4
P U M P 1 O N
1 0 5
1 0 6
P U M P 2 O N
1 0 7
1 0 8
A N T I F R E E Z E
H E A T E R O N
1 0 9
1 1 0
1 1 1
4
R E M O T E
M O D E
I C E
C O O L
S E L E C T I O N
B U I L D I N G
R E M O T E
I N D I C A T I O N
R E M O T E
I N D I C A T I O N
P U M P M O T O R 1 O R 2
T H E R M A L O V E R L O A D
C U T O U T
7
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