Product Details
The Marstair MRC air-cooled condensing unit range is engineered in the UK for commercial refrigeration and air conditioning applications across food display cabinets, cold rooms, and freezer storage. Available in both standard medium-temperature (MRC+) and low-temperature (MRC+LT) configurations, these slimline outdoor units feature low-noise sickle-blade fans, high-efficiency microchannel or 5mm heat exchangers, fan speed head pressure control, internal sight glass, liquid receiver, and adjustable pressure safety switches. Supplied with a holding nitrogen charge, they are approved for use with modern low-GWP refrigerants including R448A, R449A, R452A, and R404A.
Technical Specifications
| Model Code | Application | Electrical Supply | Nominal Cooling Capacity | Liquid Line | Suction Line |
|---|---|---|---|---|---|
| MRC+50 | Medium Temp (MRC+) | 230V / 1PH / 50Hz | 3.90 kW (@ -10°C SST / 32°C Amb) | 3/8" Flare | 1/2" Flare |
| MRC+60 | Medium Temp (MRC+) | 230V / 1PH / 50Hz | 4.60 kW (@ -10°C SST / 32°C Amb) | 3/8" Flare | 5/8" Flare |
| MRC+80 | Medium Temp (MRC+) | 230V / 1PH / 50Hz | 5.50 kW (@ -10°C SST / 32°C Amb) | 1/2" Flare | 5/8" Flare |
| MRC+90 | Medium Temp (MRC+) | 230V / 1PH / 50Hz | 6.40 kW (@ -10°C SST / 32°C Amb) | 1/2" Flare | 5/8" Flare |
| MRC+100 | Medium Temp (MRC+) | 230V / 1PH / 50Hz | 7.10 kW (@ -10°C SST / 32°C Amb) | 1/2" Flare | 3/4" Flare |
| MRC+LT50 | Low Temp (MRC+LT) | 230V / 1PH / 50Hz | 1.66 kW (@ -30°C SST / 32°C Amb) | 3/8" Flare | 1/2" Flare |
| MRC+LT60 | Low Temp (MRC+LT) | 230V / 1PH / 50Hz | 2.28 kW (@ -30°C SST / 32°C Amb) | 3/8" Flare | 5/8" Flare |
| MRC+LT80 | Low Temp (MRC+LT) | 400V / 3PH / 50Hz | 3.00 kW (@ -30°C SST / 32°C Amb) | 1/2" Flare | 5/8" Flare |
| MRC+LT90 | Low Temp (MRC+LT) | 400V / 3PH / 50Hz | 4.05 kW (@ -30°C SST / 32°C Amb) | 1/2" Flare | 5/8" Flare |
| MRC+LT100 | Low Temp (MRC+LT) | 400V / 3PH / 50Hz | 4.75 kW (@ -30°C SST / 32°C Amb) | 1/2" Flare | 3/4" Flare |