Carrier 040-420 User Manual

Page 12

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Table

Capacity Control Steps, 080-110 and Associated Modular Units

UNIT

30GN

110 (60 Hz)

Al

110 (50 Hz)

LOADING SEQUENCE A

Displacement

1 4

Compressors

Al

Al

Al

l

,A2,Bl*

Al

Al

Al

Al

Al

Al

Al

Al

Al

Al

Al

Al

A l ”

Al

t t

Al

Al

Al

Al

Al

Al*

A l % *

Al

Al

Al

l

,A2,Bl

Al

Al

Al

Al

*Unloaded compressor.

unloader, standard

**Compressor unloader, accessory.

unloaders, both unloaded.

NOTE: These capacity control steps

may

vary due to

lag

compressor sequencing

LOADING SEQUENCE B

Displacement

100

Compressors

Al

Al

Al

t t

Al

Al

Al

Al

Al

Al

Al

Al

A-l

Al

Al

Al

Al

l

,Bl

Al ,Bl

Al

Al

Al

12

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