General Characteristics
Model number ( on compressor nameplate) MT44HJ4BVE
Code number for Singlepack* MT44-4VI
Code number for Industrial pack* * MT44-4VM
Drawing number 8502012g
Suction and discharge connections Rotolock
Suction connection 1-3/ 4 " Rotolock
Discharge connection 1-1/ 4 " Rotolock
Suction connection with supplied sleeve 7/ 8 " ODF
Discharge connection with supplied sleeve 3/ 4 " ODF
Oil sight glass Threaded
Oil equalization connection 3/ 8 flare SAE
Oil drain connection None
LP gauge port Schrader
IPR valve 435 psi / 115 psi
Cylinders 2
Swept volume 4.65 in3/ rev
Displacement @ Nominal speed 468 cfh @ 2900 rpm - 565 cfh @ 3500 rpm
Net weight 82 lbs
Oil charge 61 oz, Mineral - 160P
Maximum system test pressure Low Side / High side 363 psi / 435 psi
Maximum differential test pressure 435 psi
Maximum number of starts per hour 12
Refrigerant charge limit 11 lbs
Approved refrigerants R22, R417A-160PZ
Electrical Characteristics
Nominal voltage 380-400V/ 3/ 50Hz - 460V/ 3/ 60Hz
Voltage range 340-440 V @ 50Hz - 414-506 V @ 60Hz
Winding resistance ( between phases) + / - 7% at 77º F 3.22 #
Maximum Continuous Current ( MCC) 9.5 A
Locked Rotor Amps ( LRA) 48.5 A
Motor protection Internal overload protector
Recommended Installation torques
Oil sight glass 37 ft.lbs
Power connections / Earth connection ft.lbs / 1 ft.lbs
Mounting bolts 11 ft.lbs