York VSD 292 Series Operation Manual page 20

SECTION 2 - OPTISPEED COMPRESSOR DRIVE DETAILS
FIGURE 1 - OPTISPEED SYSTEM ARCHITECTURE
(MODEL VSD 351 WITHOUT HARMONIC FILTER SHOWN, SIMILAR TO 270, 292, 424 MODELS)
(CONT'D)
20
COOLING COOLING
FANS COIL
GATE IGBT
DRIVER
BOARD
SCR/DIODE
MODULE
FORM 160.00-O4
ISSUE DATE: 07/31/2019
DC BUS
ISOLATOR
BOARD
SCR
TRIGGER
LD13165
BOARD
JOHNSON CONTROLS