York YVAA - Dual Point Wiring

JOHNSON CONTROLS
40
SECTION 4 - INSTALLATION
Form 201.47-ICOM1
Issue date: 17/11/2022
Dual point wiring
Figure 18 - Dual point power wiring
LD18589a
115V/60Hz
220V/50Hz
LN
PE/GND
FAN
CONTACTORS
TERMINAL BLOCK
CIRCUIT BREAKER - OPT
NON-FUSED DISCONNECT SW. - OPT
SYSTEM 2
LINE
REACTOR
POWER
ASSEMBLY
SYSTEM 2
UNIT CONTROLS
EVAPORATOR AND COMPRESSOR
HEATERS
VSD COOLING PUMP
AND FAN
FAN
CONTACTORS
STANDARD
CONTROL
TRANSFORMER
LINE
REACTOR
TERMINAL BLOCK
CIRCUIT BREAKER - OPT
NON-FUSED DISCONNECT SW. - OPT
SYSTEM 1
POWER
ASSEMBLY
SYSTEM 1
COMPRESSOR SYSTEM 1
COMPRESSOR SYSTEM 2
L1 L2 L3
PE/GND
PE/GND
L1 L2 L3
380~415-3-50
460-3-60
380~415-3-50
460-3-60
SEE NOTE 1
SEE NOTE 1
SEE NOTE 1
FIELD PROVIDED
UNIT POWER
SUPPLY
FIELD PROVIDED
UNIT POWER
SUPPLY
UNIT MOUNTED ELECTRONICS
WATER BOX
HEATER
KIT
Minimum Circuit Ampacity (MCA),
Minimum/Maximum Fuse Size, and
Minimum/Maximum Circuit Breaker size
vary on chillers based upon model and
options ordered. Consult YorkWorks or
the chiller data plate for electrical data
on a specic chiller.
Note 1: Dashed line represents customer wiring.
Voltage utilization range
Rated voltage Utilization range
200/60/3 180–220
230/60/3 208–254
380/60/3 342–418
400/60/3 360–440
460/60/3 414–508
575/60/3 520–635
400/50/3 360–440