Samsung DVM PLUS III - Compressor Operating Pattern; Oil Balancing and Recovery Technology; Acceleration Life Cycle Test; Oil Balancing

Products
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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.
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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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