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Approval standard

CE
UL

Brand technique

Reciprocating compressor

Capacity control

Fixed speed

Colour

Blue

Compressor power supply [V/Ph/Hz]

380/3/60

Configuration code

Single

Connection type

Rotolock

Cylinder

1

Description

MTZ028-9

Diameter [mm]

224 mm

Discharge connection height [mm]

68 mm

Discharge connection mounting torque [Nm]

80 N-m

Discharge connection pipe size [in]

3/8 in

Discharge connection rotolock size [in]

1 in

Discharge connection size [in]

1 in

Discharge connection sleeve pipe size [in]

3/8 in

Drawing number

8501024e

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]

60

Gauge port HP

None

Gauge port LP

Schrader

Generation code

A

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

0.3 L

High value of nominal voltage at 50Hz [V]

0 V

High value of nominal voltage at 60Hz [V]

380 V

High value of voltage range at 50Hz [V]

0 V

High value of voltage range at 60Hz [V]

418 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

7.5 L

Low value of nominal voltage at 50Hz [V]

0 V

Low value of nominal voltage at 60Hz [V]

380 V

Low value of voltage range at 50Hz [V]

0 V

Low value of voltage range at 60Hz [V]

342 V

LRA

32 A

MCC

8.5 A

Model number

MTZ28JE9AVE

Motor protection

Internal overload protector

Mounting torque [Nm]

15 N-m

Nominal cooling capacity at 50Hz

3.4 kW

Nominal cooling capacity at 60Hz

4.7 kW

Number of starts per hour [Max]

12

Oil charge [L]

0.95 L

Oil equalization

3/8'' flare SAE

Oil equalization torque [Nm]

30 N-m

Oil reference

175PZ

Power connections

Spade

Refrigerant

R134a
R404A
R407A
R407C
R407F
R507A
R513A
R448A
R449A
R452A

Refrigerant charge [kg] [Max]

2.5 kg

Relief valve

None

Rotational speed at 50Hz [rpm]

0 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]

263 mm

Suction connection mounting torque [Nm]

80 N-m

Suction connection pipe size [in]

1/2 in

Suction connection rotolock size [in]

1 in

Suction connection size [in]

1 in

Suction connection sleeve pipe size [in]

1/2 in

Swept volume [cm3]

48.06 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]

333 mm

Type

MTZ

Type designation

Compressor

Winding resistance for three-phase compressors with identical windings [Ohm]

4.72 Ohm