01. Model number ( on compressor nameplate) SZ125S4RC 02. Suction connection 1-3/ 4" Rotolock 03. Discharge connection 1-1/ 4" Rotolock 04. Suction connection with supplied sleeve 1-1/ 8" ODF 05. Discharge connection with supplied sleeve 3/ 4" ODF 06. Oil sight glass Threaded 07. Oil equalisation connection 3/ 8' ' flare SAE 08. Oil drain connection 1/ 4' ' flare 09. LP gauge port Schrader 10. Internal pressure relief valve None 11. Cylinders - 12. Swept volume 166.6 cm3/ rev 13. Displacement at 50 Hz 29.0 m3/ h 14. Displacement at 60 Hz 35.0 m3/ h 15. Nominal speed at 50 Hz 2900 rpm 16. Nominal speed at 60 Hz 3600 rpm 17. Nominal voltage at 50 Hz 380-400V/ 3/ 50Hz 18. Nominal voltage at 60 Hz 460V/ 3/ 60Hz 19. Voltage range at 50 Hz 340-440 V 20. Voltage range at 60 Hz 414-506 V 21. Winding resistance ( between phases) 1.16 Ohm 22. Winding resistance ( between phases 1-2) 1.16 Ohm 23. Winding resistance ( between phases 1-3) 1.16 Ohm 24. Winding resistance ( between phases 2-3) 1.16 Ohm 25. Main winding resistance - 26. Start winding resistance - 27. Maximum Continuous Current ( MCC) - 28. Maximum Must Trip current ( MMT) 25 A 29. Locked Rotor Current ( LRA) 120 A 30. Motor protection Internal thermostat, ext. overload protector needed 31. Net weight 78 kg 32. Oil charge 4 litre 33. Oil type POE - 160SZ 34. Approved refrigerants R407C, R134a, R404A, R507A 35. Refrigerant charge limit 11 kg 36. Approvals ( CE) CE certified 37. Approvals ( UL) UL certified ( file SA6873) 38. Approvals ( CCC) - 39. Maximum system test pressure LP side 25 bar( g) 40. Maximum system test pressure HP side 32 bar( g) 41. Maximum differential test pressure 24 bar 42. Maximum number of starts per hour 12 .
