Figure 2 - Ykep Chiller (Rear View); Figure 3 - Medium Voltage Vsd; Figure 4 - Medium Voltage Sss - Johnson Controls York YKEP Operation And Maintenance

SECTION 1 - SYSTEM FUNDAMENTALS
COMPACT
WATER
BOXES

FIGURE 2 - YKEP CHILLER (REAR VIEW)

Starters
The Economizer compressor motor is always equipped
with a YORK Unit-Mounted LV-SSS.
The Primary compressor motor can be equipped with
one of two YORK starters, or optionally, supplied by
the customer.

FIGURE 3 - MEDIUM VOLTAGE VSD

8
SECONDARY
OPEN-DRIVE
MOTOR
HOT GAS
BYPASS
SIGHT GLASS
LD15104
PRIMARY (K7)
COMPRESSOR
EVAPORATOR
Available YORK starters include a Floor-Mounted
Medium-Voltage Variable Speed Drive (MV-VSD)
(Figure 3 on Page 8) and a Unit-Mounted MV-SSS
(Figure 4 on Page 8).
Customer-supplied starters must be floor-mounted.

FIGURE 4 - MEDIUM VOLTAGE SSS

FORM 160.77-O1
ISSUE DATE: 10/22/2020
PRIMARY
OPEN-DRIVE
MOTOR
LD15102
LD15105
JOHNSON CONTROLS