Optional Single-Point Power Supply Connection With Field Supplied Circuit Protection - York YCAS0098EB Installation Operation & Maintenance

Air-cooled liquid chillers
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Technical Data
OPTIONAL SINGLE-POINT POWER SUPPLY CONNECTION – 2 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. No Internal Branch Circuit Protection (Breakers) per Motor Control Center
CHILLER
MODEL
VOLTS
FIELD PROVIDED POWER SUPPLY
YCAS
MIN NF OVER-CURRENT PROTECTION
MCA
1
DISC SW
380
228
0098EB
460
188
575
151
380
285
0118EB
460
236
575
189
380
275
0128EB
460
228
575
182
380
313
0138EB
460
259
575
206
380
313
0148EB
460
260
575
207
380
371
0158EB
460
308
575
244
380
418
0178EB
460
347
575
275
380
451
0198EB
460
374
575
297
380
493
0208EB
460
408
575
325
See page 58 for Electrical Data footnotes.
56
ELECTRICAL DATA
Optional Field
Provided 115-1-60
Micropanel Supply
See Note 3
LD05550
MIN.
MAX.
2, 9
3, 5
250
250
300
200
225
250
200
175
200
400
350
400
250
300
350
200
225
250
400
350
350
250
300
300
200
225
250
400
350
400
400
300
350
250
250
250
400
350
400
400
300
350
250
250
250
400
450
500
400
350
400
250
300
350
600
500
500
400
400
450
400
350
350
600
600
600
400
450
500
400
350
400
600
600
600
600
500
500
400
350
400
OPTIONAL SINGLE-POINT POWER SUPPLY
CONNECTION WITH FIELD SUPPLIED CIRCUIT
PROTECTION
Suitable for:
Y - ∆ Start and
Across-The-Line-Start
One field provided power supply circuit to the unit with
field supplied circuit protection. Field connections to
factory provided Non-Fused Disconnect Switch (Opt),
or Terminal Block (Opt) in the Options Panel. Factory
connections to Terminal Blocks in each of the two
Power Panels.
See page 56 for notes.
FIELD-SUPPLIED WIRING
FACTORY PROVIDED (LUGS) WIRE RANGE
STANDARD
13
TERMINAL BLOCK
4, 6
1/0 - 300
# 2 - 4/0
1/0 - 300
2/0 - 500
1/0 - 300
1/0 - 300
2/0 - 500
1/0 - 300
1/0 - 300
2/0 - 500
2/0 - 500
1/0 - 300
2/0 - 500
2/0 - 500
1/0 - 300
(2) # 2 - 4/0
2/0 - 500
2/0 - 500
(2) 1/0 - 300
(2) # 2 - 4/0
2/0 - 500
(2) 1/0 - 300
(2) # 2 - 4/0
2/0 - 500
(2) 1/0 - 300
(2) 1/0 - 300
2/0 - 500
)
10
7
OPTIONAL NF
DISC. SWITCH
# 6 - 350
# 6 - 350
# 6 - 350
(2) 3/0 - 250
# 6 - 350
# 6 - 350
(2) 3/0 - 250
# 6 - 350
# 6 - 350
(2) 3/0 - 250
(2) 3/0 - 250
# 6 - 350
(2) 3/0 - 250
(2) 3/0 - 250
# 6 - 350
(2) 3/0 - 250
(2) 3/0 - 250
# 6 - 350
(2) 250 - 500
(2) 3/0 - 250
(2) 3/0 - 250
(2) 250 - 500
(2) 3/0 - 250
(2) 3/0 - 250
(2) 250 - 500
(2) 250 - 500
(2) 3/0 - 250
JOHNSON CONTROLS

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