Product Description
High-Efficiency Rotor Geometry: Patented rotor profile design supports smooth meshing engagement and optimized gas flow, delivering high compression performance for medium and low-temperature refrigeration.
Heavy-Duty Bearing & Mechanical Structure: Precision axial bearings combined with high-load resistance design ensure low vibration and stable continuous running with an extended operational lifespan.
Integrated Internal Oil Separation: Multi-stage internal oil separator achieves separation efficiency up to 99.85%, significantly reducing oil carryover into the system heat exchangers.
Advanced Motor & Thermal Protection: Features an INT69 SNY protection module integrated with 6 internal PTC thermistors for real-time monitoring of motor winding and discharge gas temperatures.
Product Image
Technical Specification
| Model | SRC-S(W)-413 | SRC-S-413-L4 |
| Rated power | 140HP/105KW |
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| Exhaust volume(50Hz/60Hz) |
445/534 m³/hr |
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| Refrigerant Type |
R22, R407C, R410a, R404A, R507A
|
|
| Weight | 740KG |
|
| Oil Charge | 14L |
|
| Voltage | 400/3/50Hz-460/3/60Hz |
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| Cooling Capacity Regulation | 100%,75%,50%,25%(stepless 100%-25%) |
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| LRA Y/Δ | 354/1155A | 374/1155A |
FAQ
Q: What installation considerations should be addressed regarding line sizing for this semi hermetic screw type compressor?
A: Ensure discharge lines match the 80.0 mm (3-1/8") port and suction piping aligns with the 92.5 mm (3-5/8") connection to prevent excessive refrigerant pressure drops.
Q: What step-by-step procedures should be followed during initial unit commissioning?
A: Pre-heat the crankcase via the 275W electrical heater to clear liquid refrigerant, check phase rotation for correct rotor spinning, and verify oil sight glass level prior to starting.
Q: How does the capacity control mechanism adjust during continuous operation?
A: The capacity modulation system regulates compression volume via stepped (100%, 75%, 50%, 25%) or continuous stepless control to balance system load fluctuations efficiently.
Q: What routine service actions help maintain long-term lubrication performance?
A: Regularly inspect oil color and level in the sight glass, check suction filter pressure drop, and test oil quality periodically for contamination or viscosity loss.
