Multiple Point Power Supply Connection; Fig. 18 - Multiple Point Power Supply Connection With Individual System Circuit Breakers - York YCAS Series Installation Operation & Maintenance

MULTIPLE POINT POWER SUPPLY CONNECTION

WITH OPTIONAL INDIVIDUAL SYSTEM CIRCUIT
BREAKERS
Two fi eld provided power sup ply cir cuits to the unit with
in di vid u al branch cir cuit protection. Field Power Wiring con-
nections to fac to ry provided, Non-Fused Dis con nect Switches
(Opt), or Ter mi nal Blocks (Opt) in the Option Box. Factory
connections to each of the Circuit Breakers in each of the
two power panels.
CB
1
CB
3
See page 54 for notes.
FIG. 18 – MULTIPLE POINT POWER SUPPLY CONNECTION WITH INDIVIDUAL SYSTEM
CIRCUIT BREAK ERS
Field Provided Power Supply
Model
MRA Min NF
1
YCAS
Volts
(MCA) Disc SW
2,9
Min.
0685EB 380 141 150
0775EB 380 184 200
0835EB 380 184 200
0905EB 380 226 250
0965EB 380 223 250
1065EB 380 367 400
1135EB 380 409 400
1215EB 380 452 600
YORK INTERNATIONAL
ELECTRICAL DATA
CB
2
CB
4
ELECTRICAL SYSTEM #2 FIELD SUPPLIED WIRING
Factory Provided (Lugs)
Wire Range
Over-current
Protection Standard
13
Max. Terminal block
3, 5 4, 6
175 225 (1) # 2 - 4/0
225 300 (1) # 2 - 4/0
225 300 (1) # 2 - 4/0
300 350 (1) 1/0 - 300
300 350 (1) 1/0 - 300
400 450 (2) # 2 - 4/0
450 500 (2) 1/0 - 300
500 500 (2) 1/0 - 300
Suitable for:
Y - ∆ Start and Across the Line Start
CE Mark
Suitable for:
Y - D Start and
Across the Line Start
CE Mark
Control Power Wiring as shown on
the 2-Compressor Di a grams
TB
or
Field Supply #2
DS
TB
or Field Supply #1
DS
LD05559
NOTE 3
Compressor #1
7
Optional NF
RLA Y-∆ LRA X-LRA RLA Y-∆ LRA X-LRA Qty FLA (ea) LRA (ea)
Disc. Switch
(1) # 2 - 4/0 99 219 629
(1) #4 - 300 128 267 857
(1) #4 - 300 128 267 857
(1) #4 - 300 163 267 857
(1) #4 - 300 155 267 857
(2) 3/0 - 250 128 267 857
(2) 250 - 500 162 267 857
(2) 250 - 500 162 267 857
FORM 201.19-NM8 (804)
Fan
11, 12
Com pres sor #3
Data
—- —- —- 3 5.7
—- —- —- 4 5.7
—- —- —- 4 5.7
—- —- —- 4 5.7
—- —- —- 5 5.7
128 267 857 8 5.7
128 267 857 8 5.7
162 267 857 8 5.7
7
25
25
25
25
25
25
25
25
51