Optional Single-Point Power Supply Connection With Individual Unit Circuit Breakers; 3 & 4 Compressor Units - York YCAS0250 Wiring Diagram

CB CB
1 2
CB CB
3 4

OPTIONAL SINGLE-POINT POWER SUPPLY CONNECTION WITH INDIVIDUAL UNIT CIRCUIT BREAKERS

(One Field Provided Power Supply Circuit to the chiller. Field connections to Power Terminal Block (standard) or Non-Fused Disconnect (option)
CHILLER
FIELD PROVIDED POWER SUPPLY
MODEL
YCAS VOLTS
MIN NF
MCA
1
DISC SW 2, 9
380 561 600
0250EC 460 464 600
575 372 400
380 651 800
0270EC 460 534 600
575 427 600
380 678 800
0300EC 460 559 600
575 445 600
380 745 800
0330EC 460 612 800
575 487 600
380 835 1000
0360EC 460 689 800
575 550 600
380 896 1000
0400EC 460 739 1000
575 589 800
380 991 1200
0440EC 460 812 1000
575 647 800
10
ELECTRICAL DATA (CONT'D)
OPTIONAL SINGLE POINT POWER SUPPLY CONNECTION
AND INDIVIDUAL SYSTEM CIRCUIT BREAKERS
Suitable for:
Y - D Start and
Across the Line Start
TB
or
Field Supply
DS
See Note 3
LD05548
3 & 4 COMPRESSOR UNITS
in 'Option Panel'. Circuit Breakers in each Motor Control Center
OVER-CURRENT PROTECTION 13
MIN. 3, 5 MAX. 4, 6
600 700
500 500
400 450
800 800
600 700
500 500
800 800
600 700
500 500
800 800
700 700
600 600
1000 1000
800 800
600 600
1000 1000
800 800
700 700
1200 1200
1000 1000
800 800
Suitable for:
Y - ∆ Start and
Across-The-Line-Start
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.
See page 6 for notes.
FIELD SUPPLIED WIRING
FACTORY PROVIDED (LUGS) WIRE RANGE
TERMINAL BLOCK
(LUGS) WIRE RANGE
(2) 2/0-500
(2) 1/0-300
(2) # 2-4/0
(2) 2/0-500
(2) 2/0-500
(2) 1/0-300
(3) 1/0-300
(2) 2/0-500
(2) 1/0-500
(3) 1/0-300
(2) 2/0-500
(2) 1/0-300
(3) 2/0-500
(3) 1/0-300
(2) 2/0-500
(3) 2/0-500
(3) 2/0-500
(2) 2/0-500
(3) 2/0-500
(3) 2/0-500
(2) 2/0-500
FORM 201.19-W2 (304)
7
NF DISC. SWITCH
(LUGS) WIRE RANGE
(2) 250-500
(2) 250-500
(3) 2/0-250
(3) 2/0-400
(2) 250-500
(2) 250-500
(3) 2/0-400
(2) 250-500
(2) 250-500
(3) 2/0-400
(3) 2/0-400
(2) 250-500
(4) 4/0-500
(3) 2/0-400
(2) 250-500
(4) 4/0-500
(4) 4/0-500
(3) 2/0-400
(4) 4/0-500
(4) 4/0-500
(3 )2/0-400
YORK INTERNATIONAL