Product details
Maneurop Hermetic Reciprocating Compressor | MTZ28-4VM | 3-Phase | R404A/R134a/R407C
Product Description: The MTZ28-4VM is part of the Danfoss Maneurop MTZ series, specifically engineered for use with modern HFC refrigerants such as R404A, R134a, R407C, and R407A. In the UAE’s demanding environment, the MTZ28 stands out for its robust “Blue” design and large internal free volume, which offers industry-leading protection against liquid refrigerant slugging. The “-4VM” designation indicates a 380-400V 3-Phase (50Hz) power supply, providing the balanced electrical load and high torque required for professional refrigeration racks, small chillers, and cold room installations in Dubai and Abu Dhabi. Its 100% suction-gas cooled motor ensures reliable operation even when outdoor temperatures reach extreme summer peaks.
Key Features & Benefits:
- HFC Optimized: Charged with 160PZ POE oil, ensuring perfect chemical compatibility with modern, environmentally friendly refrigerants.
- Legendary Liquid Handling: The massive internal shell acts as a built-in accumulator, protecting valve plates from damage during liquid refrigerant migration.
- 3-Phase Industrial Power: Offers superior energy efficiency and more stable operation for continuous-duty commercial use compared to single-phase models.
- Rotolock Serviceability: Equipped with Rotolock suction and discharge ports for fast, clean, and flexible installation and maintenance.
- High Ambient Resilience: Specifically engineered to perform under the high-pressure conditions typical of the Middle Eastern T3 climate.
Technical Specifications:
| Specifications | Value |
| Manufacturer | Danfoss (Maneurop) |
| Model Number | MTZ28-4VM (MTZ28JE4AVE) |
| Compressor Type | Hermetic Reciprocating |
| Displacement | 48.08 $cm^3/rev$ |
| Power Supply | 380 – 400V / 3 Phase / 50 Hz |
| Lubricant Type | POE Oil (160PZ) |
| Net Weight | ~23 kg |
| Connection Type | Rotolock (1-1/4″ x 1″) |
| Application | Medium / High Temperature (MBP/HBP) |
FAQs:
- Q: Can I use this MTZ28 (POE Oil) with R22?
- A: While it can run, the MT28 (Mineral Oil) is the standard recommendation for R22. If using MTZ, ensure the system is clean and the expansion valve is compatible with POE oil.
- Q: Is this compressor suitable for a small supermarket cold room in Dubai?
- A: Yes, it is widely used in medium-temperature walk-in chillers and display cases throughout the Emirates.
- Q: Does it include an oil sight glass?
- A: Yes, the MTZ28 features a built-in oil sight glass for easy monitoring during routine maintenance.