York YCIV Series - FIGURE 38 - VSD Components, 3 Compressor

JOHNSON CONTROLS
177
SECTION 6 - TECHNICAL DATA
FORM 201.23-NM2
ISSUE DATE: 09/25/2020
6
FIGURE 38 - VSD COMPONENTS, 3 COMPRESSOR
50085
CABINET
COOLING
COIL
COOLING
FAN
FAN
CONTACTORS
4CR-9CR AND
11CR-13 CR)
3T
(VSD LOGIC AND
SCR TRIGGER BOARD
24 VAC SUPPLY
TRANSFORMER)
CURRENT
TRANSFORMERS
SNUBBER
CAPS
(C7-C12)
SCR
TRIGGER
BOARD
SCR/DIODE
MODULES
1RES AND 2RES
BUS CAPACITOR
BANK EQUALIZING/
BLEEDER
RESISTORS
IBGT GATE
DRIVER
BOARDS
HEATSINK
(Water Cooled)
BUS FILTER
CAPACITORS
(Behind Panel)
IBGT
MODULES
DC BUS
VOLTAGE
ISOLATION
BOARD
COMPONENT LOCATIONS (CONT'D)