01. Model number ( on compressor nameplate) MT81HP4AVE
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 None
09. LP gauge port Schrader
10. Internal pressure relief valve 30 bar / 8 bar
11. Cylinders -
12. Swept volume 135.8 cm3/ rev
13. Displacement at 50 Hz 23.6 m3/ h
14. Displacement at 60 Hz 28.5 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) 1.9 Ohm
22. Winding resistance ( between phases 1-2) 1.9 Ohm
23. Winding resistance ( between phases 1-3) 1.9 Ohm
24. Winding resistance ( between phases 2-3) 1.9 Ohm
25. Main winding resistance -
26. Start winding resistance -
27. Maximum Continuous Current ( MCC) 19 A
28. Maximum Must Trip current ( MMT) -
29. Locked Rotor Current ( LRA) 80 A
30. Motor protection Internal overload protector
31. Net weight 41 kg
32. Oil charge 2 litre
33. Oil type Mineral - 160P
34. Approved refrigerants R22, R417A-160PZ
35. Refrigerant charge limit 5 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 30 bar( g)
41. Maximum differential test pressure 30 bar
42. Maximum number of starts per hour 12