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HIGH EFFICIENCY 2-Compressor Units (See FIG. 7)
Model Number
/Nameplate
Compressor
YCAV
Input
Input
RLA
E/V
Volts
Freq
0569
400
50
134
0639
400
50
135
0679
400
50
188
0739
400
50
172
0819
400
50
172
0889
400
50
183
0969
400
50
237
See Page 50 for Electrical Data footnotes.
Field Wiring & Protection
YCAV
Minimum Ckt.
Recommended
E/V
Ampacity
Fuse/Ckt.
(MCA)
Breaker Rating
4
0569
328
400
0639
348
400
0679
396
450
0739
422
500
0819
435
500
0889
452
500
0969
518
600
JOHNSON CONTROLS
(One Field Provided Power Supply Circuit to the Chiller.
Field Connection to Factory provided Terminal Block (Standard)
or Circuit Breaker (optional).
HIGH EFFICIENCY 2-Compressor Units
System 1
Cond. Fans
Compressor
6
Qty.
FLA (EA)
4
3.4
5
3.4
5
3.4
5
3.4
5
3.4
6
3.4
6
3.4
HIGH EFFICIENCY 2-Compressor Units
Max Dual
Max. Inverse Time
Element Fuse
Ckt. Brkr. Rating
2
5
800
800
1000
1000
1000
1200
1200
System 2
Cond. Fans
RLA
Qty.
FLA (EA)
6
134
4
3.4
149
4
3.4
127
5
3.4
172
5
3.4
187
5
3.4
183
6
3.4
181
6
3.4
Field Wiring Lugs
STD Terminal Block
Lugs/
Lug Wire Range
Phase
1
Size
3
600
3
2AWG - 600 kcmil
600
3
2AWG - 600 kcmil
700
3
2AWG - 600 kcmil
700
3
2AWG - 600 kcmil
700
3
2AWG - 600 kcmil
800
3
2AWG - 600 kcmil
1000
3
2AWG - 600 kcmil
FORM 201.21-NM2 (616)
Unit Short Circuit
Withstand (KA)
Control
Terminal
Circuit
KVA
8
Block
Breaker
(STD)
(OPT)
1.8
30KA
65KA
1.8
30KA
42KA
1.8
30KA
42KA
1.8
30KA
42KA
1.8
30KA
42KA
1.8
30KA
42KA
1.8
30KA
42KA
Field Wiring Lugs
OPT Circuit Breaker
Lugs/
Lug Wire Range
Phase
1
3
3/0AWG - 400 kcmil
3
3/0AWG - 400 kcmil
3
3/0AWG - 400 kcmil
3
3/0AWG - 400 kcmil
3
3/0AWG - 400 kcmil
3
3/0AWG - 400 kcmil
3
3/0AWG - 400 kcmil
49
6
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