Electrical Data; Multiple Point Power Supply Connection - York MILLENNIUM YCAS 250 Manual

Technical Data

MULTIPLE POINT POWER SUPPLY CONNECTION

(Two Field Provided Power Supply Circuits to the Chiller. Field Connections to Factory provided Terminal Block (Std)
or Disconnects (Opt) in the Options Panel. Circuit Breaker (Opt
FIELD PROVIDED POWER SUPPLY
CHILLER
MODEL
OVER-CURRENT
YCAS VOLTS
MIN NF
MCA 1
DISC SW 2, 9 MIN.
380 387 400
0250EC 460 320 400
575 257 400
380 477 600
0270EC 460 390 400
575 312 400
380 473 600
0300EC 460 390 400
575 311 400
380 524 600
0330EC 460 429 600
575 342 400
380 442 600
0360EC 460 365 400
575 292 400
380 473 600
0400EC 460 390 400
575 311 400
380 524 600
0440EC 460 429 600
575 342 400
See page 54 for Electrical Data footnotes.
NOTES:
1. U.L. is provided on 60 Hz units for these electrical wiring configurations.
2. — — — — — Dashed Line = Field Provided Wiring.
3. The above recommendations are based on the National Electrical Code and using copper connectors only. Field wiring must also
comply with local codes. *Group Rated breaker must be HRCR type for cU.L. machines.
50

ELECTRICAL DATA

See Note 7 (page 54)
LD04742
MULTIPLE POINT POWER SUPPLY CONNECTION
ELECTRICAL SYSTEM #1 FIELD SUPPLIED WIRING
FACTORY PROVIDED (LUGS)
WIRE RANGE
PROTECTION
STANDARD
3, 5 MAX. 4, 6 TERMINAL BLOCK
450 500 (2) # 2-300
400 400 (1)2/0-(2)4/0
300 350 (1)2/0-(2)4/0
600 700 (2) # 2-300
450 500 (2) # 2-300
350 450 (1)2/0-(2)4/0
600 600 (2) # 2-300
450 500 (2) # 2-300
350 400 (1)2/0-(2)4/0
600 700 (2)2/0-500
500 600 (2) # 2-300
400 500 (1)2/0-(2)4/0
500 600 (2) # 2-300
450 500 (1)2/0-(2)4/0
350 400 2/0 -500
600 600 (2) # 2-300
450 500 (2) # 2-300
350 400 2/0-500
600 700 (2)2/0-500
500 600 (2) # 2-300
400 450 (1)2/0-(2)4/0
Suitable for:
Across-The-Line-Start Only
Each of the two field provided power supply circuits to the
unit with individual branch circuit protection. Field Power
Wiring connections to factory provided, Non-Fused Discon-
nect Switches (Opt), or Terminal Blocks (Opt) in the Option
Box.
See Note 3
10
) in each of the two Motor Control Centers.)
COMPRESSOR #1
7
OPTIONAL NF
RLA Y-∆ ∆ ∆ ∆ ∆ LRA X-LRA RLA Y-∆ ∆ ∆ ∆ ∆ LRA X-LRA QTY FLA(EA) LRA(EA)
DISC. SWITCH
(2) 3/0-250 155 343 1,093
(2) 3/0-250 128 280 893
(2) 3/0-250 103 224 714
(2) 250-500 155 343 1,093
(2) 3/0-250 128 280 893
(2) 3/0-250 103 224 714
(2) 250-500 181 343 1,093
(2) 3/0-250 149 280 893
(2) 3/0-250 119 224 714
(2) 250-500 197 343 1,093
(2) 250-500 163 280 893
(2) 3/0-250 130 224 714
(2) 250-500 199 343 1,093
(2) 3/0-250 164 280 893
(2) 3/0-250 131 224 714
(2) 250-500 181 343 1,093
(2) 3/0-250 149 280 893
(2) 3/0-250 119 224 714
(2) 250-500 197 343 1,093
(2) 250-500 163 280 893
(2) 3/0-250 130 224 714
11, 12
FAN
COMPRESSOR #3
DATA
155 343 1,093 8 4.8
128 280 893 8 4.0
103 224 714 8 3.1
227 343 1,093 8 4.8
184 280 893 8 4.0
147 224 714 8 3.1
199 343 1,093 9 4.8
164 280 893 9 4.0
131 224 714 9 3.1
227 343 1,093 9 4.8
184 280 893 9 4.0
147 224 714 9 3.1
155 343 1,093 8 4.8
128 280 893 8 4.0
103 224 714 8 3.1
199 343 1,093 9 4.8
164 280 893 9 4.0
131 224 714 9 3.1
227 343 1,093 9 4.8
184 280 893 9 4.0
147 224 714 9 3.1
YORK INTERNATIONAL
23.0
19.0
15.2
23.0
19.0
15.2
23.0
19.0
15.2
23.0
19.0
15.2
23.0
19.0
15.2
23.0
19.0
15.2
23.0
19.0
15.2