YORK INTERNATIONAL
10
FORM 201.19-W8 (1104)
ELECTRICAL DATA (CONT'D)
OPTIONAL SINGLE POINT POWER SUPPLY
CONNECTION AND INDIVIDUAL SYSTEM CIRCUIT
BREAKERS
One
fi
eld provided power sup ply cir cuits to the unit with
in di vid u al branch cir cuit protection. Field Power Wiring
connections to fac to ry provided, Non-Fused Dis con nect
Switches (Opt), or Ter mi nal Blocks (Opt) in the Option
Box.
Suitable for:
Y -
∆
Start and
Across-The-Line-Start
LD05554
NOTES:
1. – – – – – – – Dashed Line indicates Field Provided Wiring.
2. The above recommendations are based on the National Electrical Code and using copper conductors only.
Field wiring must also comply with local codes.
See notes below.
CB
3
CB
4
CB
1
CB
2
TB
or
DS
Field Supply
Suitable for:
Y -
∆
Start and
Across the Line Start
Control Panel Wiring As Shown
The Two Compressor Diagram
See Note 3
See Note 3 on
page 6.
OPTIONAL SINGLE POINT POWER SUPPLY CONNECTION
WITH INDIVIDUAL SYSTEM CIRCUIT BREAKERS – 3 AND 4 COMPRESSOR UNITS
One Field Provided Power Supply Circuit to the chiller. Field connections to Factory Provided Terminal Block (standard) or Non-Fused Disconnect (option)
in the Options Panel. Individual System Circuit Breakers in each Motor Control Center.
CHILLER
FIELD-SUPPLIED WIRING
MODEL FIELD PROVIDED POWER SUPPLY FACTORY PROVIDED (LUGS) WIRE RANGE
7
YCAS MIN NF OVER-CURRENT PROTECTION STANDARD OPTIONAL NF
MRA
1
DISC SW
2,9
MIN.
3, 5
MAX.
4, 6
TERMINAL BLOCK DISC. SWITCH
0685EB
482 600 600 600 (2) 2/0 - 500 (2) 250 - 500
0775EB
517 600 600 600 (2) 2/0 - 500 (2) 250 - 500
0835EB
560 600 700 700 (2) 2/0 - 500 (2) 250 - 500
0905EB
637 800 700 700 (3) 1/0 - 300 (3) 2/0 - 400
0965EB
625 800 800 800 (3) 1/0 - 300 (3) 2/0 - 400
1065EB
669 800 700 700 (3) 2/0 - 500 (3) 2/0 - 400
1135EB
745 800 800 800 (3) 2/0 - 500 (4) 4/0 - 500
1215EB
822 1000 1000 1000 (3) 2/0 - 500 (4) 4/0 - 500
