| Approval |
CE
UL
UKCA |
| Brand technique |
Reciprocating compressor |
| Capacity control |
Fixed speed |
| CE evaluated |
Yes |
| China RoHS compliance |
Yes exceed limitations |
| Colour |
Blue |
| Compressor power supply [V] |
400/3/50 460/3/60 |
| Configuration code |
Single |
| Connection type |
Rotolock |
| Cylinder |
4 |
| Description |
MTZ125-4 |
| Diameter [mm] |
352 mm |
| Discharge connection height [mm] |
125 mm |
| Discharge connection pipe size [in] |
3/4 in |
| Discharge connection size [in] |
1 1/4 in |
| Drawing number |
8504010f |
| Economizer |
No |
| EU RoHS compliance |
Yes with exemptions |
| EU RoHS exemption clause |
6(a)
6(c) |
| Factory HP [bar] |
25 bar |
| Factory LP [bar] |
25 bar |
| Family |
MTZ |
| 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 N-m |
| GP LP torque [Nm] |
15 N-m |
| 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 |
| In scope of WEEE and contain batteries |
No |
| IP protection class |
IP54 (with cable gland) |
| 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 |
105 A |
| Max pressure (PS) - high side |
29.4 bar |
| Max pressure (PS) - low side |
22.6 bar |
| MCC |
27 A |
| Model number |
MTZ125HU4VE |
| Motor protection |
Internal overload protector |
| Mounting torque [Nm] |
50 N-m |
| Network power supply [V/Ph/Hz] |
380-415/3/50 460/3/60 |
| Number of starts per hour [Max] |
12 |
| Oil charge [L] |
3.9 L |
| Oil equalization |
3/8'' flare SAE |
| Oil equalization torque [Nm] |
30 N-m |
| Oil reference |
175PZ |
| Packaging height [mm] |
720 mm |
| Packaging length [mm] |
570 mm |
| Packaging weight [Kg] |
71 kg |
| Packaging width [mm] |
400 mm |
| Packing format |
Single pack |
| Packing quantity |
1 |
| Phase |
3 |
| Power connections |
Screw connectors 10-32 UNF x 9.5 |
| Product group |
Hermetic compressors |
| Product Name Description |
Reciprocating compressor MTZ |
| REACH Candidate List substances |
Lead (CAS no. 7439-92-1) |
| Refrigerant charge [kg] [Max] |
10 kg |
| Refrigerants |
R134a
R404A
R407A
R407C
R407F
R448A
R449A
R452A
R513A |
| Rotational speed at 50Hz [rpm] |
2900 rpm |
| Rotational speed at 60Hz [rpm] |
3500 rpm |
| SCIP dossier no. |
6971587b-85b6-4808-886d-274e8a9998d4 |
| Segment usage |
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] |
233 mm |
| Suction connection material |
- |
| Suction connection pipe size [in] |
1 1/8 in |
| Suction connection size [in] |
1 3/4 in |
| Swept volume [cm3] |
215.44 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] |
519 mm |
| Type |
MTZ125 |
| UK RoHS compliance |
Yes with exemptions |
| UK RoHS exemption clause |
12
18 |
| UL evaluated |
Yes |
| Winding resistance for three-phase compressors with identical windings [Ohm] |
1.45 Ohm |
