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ISO 6521-3:2019

Lubricants, industrial oils and related products (Class L) — Family D (compressors) — Part 3: Specifications…

Overview ISO 6521-3:2019 specifies minimum requirements for lubricants for refrigerating compressors (Family D, Class L). It defines categories DRA, DRB, DRC, DRD, DRE, DRF and DRG and covers mineral…

Lubricants, industrial oils and related products (Class L). Family D (compressors) - Specifications of catego…

What is ISO 6521-3- Specifications of categories DRA, DRB, DRC, DRD, DRE, DRF and DRG about? ISO 6521-3 specifies the minimum requirements for mineral or synthetic based lubricants intended for use i…

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