| 
 殼牌奇?zhèn)ナ縎4 FR-V 68 Shell Refrigeration oil S4 FR-V68Synthetic Refrigerator Compressor Lubricant  
殼牌奇?zhèn)ナ縎4 FR-V 68 Shell Refrigeration oil S4 FR-V68 are synthetic refrigerator lubricants with a polyolester base fluid. These  lubricants have been developed for use with R134a and other environmentally acceptable HFC  refrigerants.  
Main Applications                                                  Good compatibility                                                                     殼牌奇?zhèn)ナ縎4 FR-V 68 Shell Refrigeration oil S4 FR-V68is compatible with elastomers  Refrigerator compressors                                           commonly used in refrigeration systems.  
殼牌奇?zhèn)ナ縎4 FR-V 68 Shell Refrigeration oil S4 FR-V68is recommended for use in open, semi-  open and hermetic compressors operating with                       Performance Specifications  
refrigerants such as R 134a, R 23, R 404A, R407C,  R 507 and other blends of HFC-refrigerants.                        Shell Clavus Oil R meets the requirements of DIN                                                                     51503 KD.  
Refrigerator plant design  For all applications of refrigeration and air-                     Performance Benefits  
conditioning such as: industrial refrigeration,  refrigeration systems for food storage, mobile and                 Improved Compressor Efficiency & Lower  stationary air-conditioning.                                       Maintenance Costs  When switching to new refrigerants and refrigerator                *    Excellent Thermal Stability with refrigerants  oils the requirements of the refrigeration system                      R134a, R23, R404a, R407, R507 and other  manufacturer have to be followed.                                      blends of HFC refrigerants                                                                     *    Excellent Chemical Stability which minimises the  Performance Features                                                   formation of the products of corrosion and                                                                         sludges, and avoids decomposition of the                                                                         refrigerant.  Fully synthetic formulation                                                                     * 
    Complete Solubility in Refrigerant R134a  Shell Clavus R is a high-tech synthetic refrigerator oil                                                                     *    Excellent flow properties at low operating  based on polyol ester fluids.                                                                         temperatures                                                                     *    Good Anti Wear Properties which maximise the  Excellent stability  Shell Clavus R has excellent thermal and oxidation                     life of compressor components  stability. This results in a high performance level of             *    Excellent lubrication properties which help  the oil over a long period of time.                                    reduce wear and prevent leakage’s                                                                     *    Compatibility with all seal materials normally                                                                         specified for use in refrigeration systems  Very good solubility  Very good solubility, particularly with R134a, R23                 *   Meets the requirements of major refrigeration  and comparable refrigerants, as well as with blends                    compressor manufacturers including Sabroe  
of those refrigerants.  
Advice                                                                                   Typical Physical Characteristics  
Product handling                                                                        Shell                              46        68       100                                                                                        Clavus R  The hygroscopic nature of the base fluid has to be  taken into consideration and it is recommended that,                                                                                          ISO                           32         46        68       100  when filling the system, air contact should be avoided                                 Grade  as much as possible. Once an oil pack has been                                          Kin.     40 C       IP 71      32        42        64        93      mm2/s  opened it must be sealed carefully after use and the                                  Viscosity  remaining contents should be used within a few days.                                             100 C       IP 71      6        6.2       8.6      10.9     mm2/s  
Advice on applications not covered in this leaflet may                                                                                        Density     15 C      IP 365    1.018     0.975     0.99      0.99       kg/l  be obtained from your Shell representative                                                                                          Flash    Open      IP 36       255       245       250       280        C                                                                                          Point     Cup  Health & Safety                                                                         Pour                 IP15      -54       -48       -42       -42        C                                                                                          Point                                                                                       Floc Point   with      DIN      <-50       <-30      <-30      <-15        C  Guidance on Health and Safety are available on the                                              R134a *   51351  
appropriate Material Safety Data Sheet which can be                                            with R12 (ASHRAE      <-50       <-50      <-50      <-50        C  obtained from your Shell representative.                                                                      ) 
  
 Good anti-wear properties 
  |