Elementary Wiring Diagram Details; Figure 32 - Elementary Wiring Diagram Details, 4 Compressor - York YCWL0056SE Installation Operation & Maintenance

Water-cooled liquid chillers
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SECTION 5 – TECHNICAL DATA
YCWL0056, 0064, 0074, 0084, 0094, 0104, 0118 and 0132 STANDARD EFFICIENCY UNITS
YCWL0064, 0074, 0084, 0094 and 0118 HIGH EFFICIENCY UNITS
Notes:
1. Field wiring to be in accordance with the current edition of the National Electrical Code as well as all other applicable codes and specifica-
tions.
2. Contacts must be suitable for switching 24VDC, (gold contacts recommended).Wiring shall not be run in the same conduit with any line volt-
age (class 1) wiring.
3. To cycle unit ON and OFF automatically with contact shown, install a cycling device in series with the flow switch. See note 2 for contact
rating and wiring specifications.
4. To stop unit (emergency stop) with contacts other than those shown, install the stop contact between terminals 5 and 1. If a stop device is
not installed, a jumper must be connected between terminals 5 and 1. Device must have a minimum contact rating of 6A at 115VAC.
5. Contacts are rated at 115V, 100VA, resistive load only, and must be suppressed at load by user.
6. See installation, operation and maintenance manual when optional equipment is used.
7. Optional current readout. 5V = 200A.
8. 1MP thru 6MP are contained in their respective compressor junction boxes.

FIGURE 32 - ELEMENTARY WIRING DIAGRAM DETAILS, 4 COMPRESSOR

84

ELEMENTARY WIRING DIAGRAM DETAILS

FORM 201.26-NM1
ISSUE DATE: 1/19/2018
035-21481-103
REV. A
JOHNSON CONTROLS
LD12928a

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