MTZ44-4VI

MTZ44-4VI

  • Categorie: Compressors

Technical Features

Brand Danfoss
Compressor Type Hermetic Reciprocating
Application LBP (-23,3°C / +54,4°C)
Power Supply 400/3/50 460/3/60
Refrigerant R134a; R22; R404A; R407A; R407C; R407F; R507,
Frequency (Hz) 50-60
Gross weight 38.5 kg
Net weight 36 kg
Approval standard CCC CE UL
Brand technique Reciprocating compressor
Capacity control Fixed speed
Colour Blue
Configuration code Single
Connection type Rotolock
Cylinder 2
Description MTZ044-4
Diameter [mm] 288 mm
Discharge connection height [mm] 74 mm
Discharge connection mounting torque [Nm] 90 N-m
Discharge connection pipe size [in] 3/4 in
Discharge connection rotolock size [in] 1 1/4 in
Discharge connection size [in] 1 1/4 in
Discharge connection sleeve pipe size [in] 3/4 in
Drawing number 8502012g
Economizer No
Factory HP [bar] 25 bar
Factory LP [bar] 25 bar
Fitting remark (shipped with rotolock version only)
Fitting sleeve ODF
Gauge port HP None
Gauge port LP Schrader
Generation code C
Glass mounting Threaded
Glass torque [Nm] 50 N-m
GP LP torque [Nm] 15 N-m
High side max pressure (Ps) 29.4 bar
High Side TS Max 150 °C
High Side TS Min -35 °C
High Side Volume 0.6 L
High value of nominal voltage at 50Hz [V] 400 V
High value of nominal voltage at 60Hz [V] 460 V
High value of voltage range at 50Hz [V] 460 V
High value of voltage range at 60Hz [V] 506 V
IP protection class IP55 (with cable gland)
Low side max pressure (Ps) 22.6 bar
Low Side TS Max 50 °C
Low Side TS Min -35 °C
Low Side Volume 16.5 L
Low value of nominal voltage at 50Hz [V] 380 V
Low value of nominal voltage at 60Hz [V] 460 V
Low value of voltage range at 50Hz [V] 340
Low value of voltage range at 60Hz [V] 414 V
LRA 47 A
MCC11.5 A
Model number MTZ44HJ4BVE
Motor protection Internal overload protector
Mounting torque [Nm] 15 N-m
Nominal cooling capacity at 50Hz 5.4 kW
Nominal cooling capacity at 60Hz 7.1 kW
Number of starts per hour [Max] 12
Oil charge [L] 1.8 L
Oil equalization 3/8'' flare SAE
Oil equalization torque [Nm] 30 N-m
Oil reference 175PZ
Packaging height [mm] 455 mm
Packaging length [mm] 395 mm
Packaging weight [Kg] 38 kg
Packaging width [mm] 365 mm
Packing format Single pack
Packing quantity 1
Power connections Spade
Refrigerant charge [kg] [Max] 5 kg
Relief valve 30 bar/8 bar
Rotational speed at 50Hz [rpm] 2900 rpm
Rotational speed at 60Hz [rpm] 3500 rpm
Segment usage Air conditioning Refrigeration MT
Shipped fittings Suction and discharge solder sleeves, rotolock nuts and gaskets
Shipped instructions Installation instructions
Shipped mounting Mounting kit with grommets, bolts, nuts, sleeves and washers
Shipped oil Initial oil charge
Suction connection height [mm] 265 mm
Suction connection mounting torque [Nm] 110 N-m
Suction connection pipe size [in] 7/8 in
Suction connection rotolock size [in] 1 3/4 in
Suction connection size [in] 1 3/4 in
Suction connection sleeve pipe size [in] 7/8 in
Swept volume [cm3] 76.22 cm3
Technology Reciprocating
Test dif [bar] [Max] 30 bar
Test HP [bar] [Max] 30 bar
Test LP [bar] [Max] 25 bar
Torque earth [Nm] 3 N-m
Torque power [Nm] 3 N-m
Total height [mm] 413 mm
Type MTZ
Winding resistance for three-phase compressors with identical windings [Ohm] 3.29 Ohm

for Consulting Contact us