York 28971AR manual Control Power Wiring As Shown On, Two Compressor Diagrams, See Note

Models: 28971AR

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Page 92
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Power Connection Options (Continued)

3 & 4 COMPRESSOR POWER CONNECTION OPTIONS

TB1

TB3

TB2

TB4

Suitable for:

Across the Line Start

 

 

 

 

 

 

 

 

 

Control Power Wiring As Shown On

TB

 

 

 

 

 

 

 

 

The Two Compressor Diagrams

 

 

 

 

 

 

 

 

Field Supply #2

or

 

 

 

 

 

 

 

 

 

 

 

 

DS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

See Note 3

TB

 

 

 

 

 

 

 

 

Field Supply #1

or

 

 

 

 

 

 

 

 

 

 

 

 

 

DS

 

 

 

 

 

 

 

 

 

See page 93 for notes.

LD05552

 

FIG. 5 – MULTIPLE POINT POWER SUPPLY CONNECTION

CB1

 

CB2

 

CB3

 

CB4

 

TB

 

 

or

 

 

 

 

 

 

DS

TB

or

DS

Suitable for:

Y - Start and

Across the Line Start

Control Panel Wiring as shown on The Two-Compressor Diagrams

Field Supply #2

See Note 3

Field Supply #1

See page 93 for notes.

LD05553

FIG. 6 – MULTIPLE POINT POWER SUPPLY CONNECTION WITH INDIVIDUAL SYSTEM CIRCUIT BREAKERS

92

YORK INTERNATIONAL

Page 92
Image 92
York 28971AR manual Control Power Wiring As Shown On, Two Compressor Diagrams, See Note