59
YORK INTERNATIONAL
FORM 201.19-NM8 (804)
7
NOTES:
1. Field wiring to be in accordance with the current edi tion of
the National Electrical Code as well as all oth er ap pli ca ble
codes and specifi cations.
2. Contacts must be suitable for switching 24VDC, (Gold
contacts recommend). Wiring shall not be run in the same
conduit with any line voltage wiring.
3. To cycle the unit on and off automatically with contact
shown, install a cycling device in series with the fl ow
switch (FLSW). See note 2 for contact rating and wiring
specifi cations.
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 100A at 115 volts A.C.
5. Alarm contacts are for annunciating alarm/unit malfunc-
tion. Contacts are rated at 115V, 100VA, load only, and
must be suppressed at load by user.
6. See Installation, Operation and Maintenance Manual when
optional equipment is used.
7. Jumper must be installed for three compressor operation.
LEGEND
Transient Voltage Suppression
Terminal Block for Customer Connections
Terminal Block for Customer Low Voltage
(Class 2) Connections. See Note 2
Terminal Block for YORK Connections Only
Wiring and Components by YORK
Optional Equipment
Wiring and/or Components by Others
T S
ELEMENTARY WIRING DIAGRAM (YCAS0685 - YCAS0965)
ACROSS-THE-LINE START
AND
WYE-DELTA START
LD09351
FIG. 23 – CONTROL POWER TRANSFORMER KIT
035-15937-103
Rev - A
035-15937-102
REV D
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