Reciprocating compressor, NTZ271A4LR1B
Reciprocating compressor, NTZ271A4LR1B

120F0243

Refrigerant: R404A; R452A, Segment usage: Refrigeration LT, Compressor power supply [V/Ph/Hz]: 400/3/50 460/3/60

Product details

Gross weight 67.5 kg
Net weight 64 kg
EAN 5702428521093

 

Approval standard CE
Brand technique Reciprocating compressor
Capacity control Fixed speed
Colour Blue
Compressor power supply [V/Ph/Hz] 400/3/50 460/3/60
Configuration code Single
Connection type Rotolock
Cylinder 4
Description NTZ271-4B
Diameter [mm] 352 mm
Discharge connection height [mm] 125 mm
Discharge connection mounting torque [Nm] 90 Nm
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 8504010f
Economizer No
Factory HP [bar] 25 bar
Factory LP [bar] 25 bar
Fitting remark (shipped with rotolock version only)
Fitting sleeve ODF
Fitting standard Rotolock
Frequency [Hz] 50/60
Gauge port HP None
Gauge port LP Schrader
Glass mounting Threaded
Glass torque [Nm] 50 Nm
GP LP torque [Nm] 15 Nm
High side max pressure (Ps) 28.5 bar
High Side TS Max 150 °C
High Side TS Min -35 °C
High Side Volume 1.2 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 IP54 (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 31 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 V
Low value of voltage range at 60Hz [V] 414 V
LRA 96 A
MCC 27 A
Model number NTZ271A4LR1B
Motor protection Internal overload protector
Mounting torque [Nm] 15 Nm
Nominal cooling capacity at 50Hz 3 kW
Nominal cooling capacity at 60Hz 9.5 kW
Number of starts per hour [Max] 12
Oil charge [L] 3.9 L
Oil equalization 3/8'' flare SAE
Oil equalization torque [Nm] 30 Nm
Oil reference 175PZ
Packing format Industrial pack
Packing quantity 6
Phase 3
Power connections Screw connectors 10-32 UNF x 9.5
Refrigerant R404A
R452A
Refrigerant charge [kg] [Max] 10 kg
Relief valve 30 bar/8 bar
Rotational speed at 50Hz [rpm] 2900 rpm
Rotational speed at 60Hz [rpm] 3500 rpm
Segment usage Refrigeration LT
Shipped fittings Suction and discharge solder sleeves, rotolock nuts and gaskets
Suction connection height [mm] 233 mm
Suction connection mounting torque [Nm] 110 Nm
Suction connection pipe size [in] 1 1/8 in
Suction connection rotolock size [in] 1 3/4 in
Suction connection size [in] 1 3/4 in
Suction connection sleeve pipe size [in] 1 1/8 in
Swept volume [cm3] 271 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 Nm
Torque power [Nm] 3 Nm
Total height [mm] 519 mm
Type NTZ
Type designation Compressor
Winding resistance for three-phase compressors with identical windings [Ohm] 1.61 Ohm

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