Embraco NEK6181GK Hermetic Compressor – Single Phase
Fixed-speed hermetic reciprocating compressor for R404A medium-back-pressure refrigeration, operating on a 220–240 V, 50 Hz supply.
Technical Specifications
| Specification | Details |
|---|
| Model | NEK6181GK |
| OEM engineering code | 957MA51 |
| Compressor type | Hermetic reciprocating, fixed speed |
| Application | MBP / medium temperature |
| Refrigerant | R404A |
| Power supply | 220–240 V, single phase, 50 Hz |
| Nominal horsepower | 1/3+ HP, OEM designation |
| Displacement | 7.28 cm³ |
| Suction / discharge diameters | 8.1 / 6.1 mm |
| Shell dimensions (W × D × H) | 162 × 199 × 188.4 mm |
| Net weight | 10.4 kg |
Example Performance – R404A, 50 Hz
ASHRAE conditions: −6.7°C evaporating, +54.4°C condensing, +35°C return gas and 8.3 K subcooling.
| Performance | Details |
|---|
| Cooling capacity | 648 W |
| Power input | 404 W |
| Operating current | 2.58 A at 220 V |
| Performance status | OEM tested |
Manufacturer sources: Embraco product record | Dimensional drawing
