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New technology of

DVM PLUS III, DVM PLUS III HR

3-16. Oil balancing and recovery technology

In terms of oil recovery that is the most important operation in module system air conditioner’s reliability,

DVM PLUS III :

• Achieves continuous cooling or heating during oil recovery operation.

• Allows level difference between outdoor unit module.

Ô DVM PLUS III’ s oil recovery has much higher reliability as internal and external oil balancing take place

simultaneously.

Company A

Oil recovery during

cooling operation

Cooling operation Cooling operation

Oil recovery during

heating operation

Heating operation Cooling operation

Oil balancing Oil recovery

3-15. Compressor operating pattern

Digital unit’s module installation secures reliability of long life cycle with sequential activation of compressors

and improves part load efficiency as it is possible to use bigger outdoor units to take care of part load.

1 5 9

4 8 12

3 7 11

2 6 10

1 5 9

4 8 12

3 7 11

2 6 10

1 5 9

4 8 12

3 7 11

2 6 10

3-17. Acceleration life cycle test

All parts fitted to DVM PLUS III ensure reliability for life cycle through ALT (Acceleration Life cycle Test ).

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Samsung DVM PLUS III User Manual

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