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This refrigeration compressor features a piston-type structure, suitable for various cold storage environments including vegetables, fruits, meat, and seafood. Available from 3HP to 50HP, cooling capacity rises with power. The compressor excels in fast cooling, low noise, and high efficiency, backed by after-sales support and rapid delivery.
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As a premier manufacturer and supplier of advanced industrial cooling solutions, we present the 50HP Low Noise Deep Refrigeration Reciprocating Compressor. Engineered specifically for large-scale procurement and highly demanding operational environments, this heavy-duty unit delivers uncompromising thermal management for critical infrastructure.
Robust piston-type architecture optimized for deep freezing applications.
Broad power spectrum scaling seamlessly from 3HP up to 50HP.
Exceptional low-noise operation designed for acoustically sensitive zones.
Rapid temperature pull-down capabilities for maximum energy efficiency.
Tailored for vast cold storage, food processing, and industrial facilities.
The 50HP Low Noise Deep Refrigeration Reciprocating Compressor stands as the beating heart of high-capacity cooling infrastructures. When you stand beside this formidable machine, the immediate realization is its acoustic refinement; instead of the deafening mechanical roar typical of industrial compressors, it emits a controlled, subdued hum. This acoustic profile is a direct testament to its precision-machined internal components, perfectly balanced crankshaft, and advanced vibration dampening technology. The heavy-gauge cast iron casing feels cool, dense, and unyielding to the touch, coated in a premium corrosion-resistant finish that smells faintly of industrial-grade enamel—ready to withstand the harshest ambient conditions without degrading.
Inside this rugged exterior, the meticulously crafted six-cylinder configuration works in perfect synchrony, driving refrigerants through the system with relentless force to achieve deep, penetrating cold. This equipment is not merely about raw thermodynamic power; it is about fundamentally transforming your operational capabilities. By ensuring rapid heat extraction and maintaining absolute temperature stability, it protects your highly sensitive inventory—from delicate pharmaceuticals to massive stockpiles of perishable seafood. Furthermore, the integrated forced-lubrication system ensures every moving part glides seamlessly, drastically reducing internal friction and wear. This precise engineering ultimately translates to fewer maintenance interruptions, a profoundly extended operational lifespan, and the ultimate peace of mind for facility managers overseeing high-stakes cooling environments.
Compressor Model | Motor Nominal Power HP/kW | Displacement (1450rpm 50Hz/60H | cylinders× diameter× itinerary mm | Suction, Discharge Line mm | Oil Volume L | Power Supply V/Ф/Hz | Electrical Parameters | Crankcase Heater （220V） W | Fuel supply mode | Weight kg | ||
DL Discharge Valve | SL Suction Valve | （A） Max Operating Current | （A） Starting/ Locked Current | |||||||||
6WB25.2Z | 25/18.5 | 110.5/133.4 | 6×Ф70×55 | Ф35 | Ф54 | 4.75 | 380- 420YY/3/50 440- 480YY/3/60 | 45 | 116/193 | 140 | Forced - lubrication | 224 |
6WB35.2G | 35/25.5 | 110.5/133.4 | 6×Ф70×55 | Ф42 | Ф54 | 4.75 | 61 | 147/262 | 140 | 236 | ||
6WB30.2Z | 30/22 | 126.8/153.0 | 6×Ф75×55 | Ф35 | Ф54 | 4.75 | 53 | 135/220 | 140 | 228 | ||
6WB40.2G | 40/30 | 126.8/153.0 | 6×Ф75×55 | Ф42 | Ф54 | 4.75 | 78 | 180/323 | 140 | 238 | ||
6WB40.2Z | 40/30 | 151.6/183.0 | 6×Ф82×55 | Ф42 | Ф54 | 4.75 | 78 | 180/323 | 140 | 239 | ||
6WB50.2G | 50/37 | 151.6/183.0 | 6×Ф82×55 | Ф42 | Ф54 | 4.75 | 92 | 226/404 | 140 | 241 | ||
When outfitting a high-capacity thermal management facility, relying on standard equipment often leads to suboptimal results and inflated operating costs. The 50HP Low Noise Deep Refrigeration Reciprocating Compressor is engineered with distinct, purpose-built advantages that directly address the pain points of heavy-duty cooling operations, ensuring your inventory remains perfectly preserved while minimizing overhead.
Accelerated Thermal Drawdown: The advanced multi-cylinder architecture guarantees rapid heat extraction, bringing massive storage spaces down to target temperatures in a fraction of the time compared to conventional units.
Whisper-Quiet Operation: Engineered with precision-balanced crankshafts and premium vibration isolators, this unit drastically cuts down mechanical noise, making it highly suitable for facilities located near residential zones.
Broad Capacity Spectrum: With nominal power scaling from 3HP all the way to a commanding 50HP, you can precisely match the compressor's output to your specific volumetric requirements, avoiding the inefficiencies of over-sizing.
Heavy-Duty Piston Mechanics: The robust reciprocating design provides relentless compression force, effortlessly handling the dense vapor pressures required for deep freezing applications without faltering under continuous load.
Initial procurement costs represent only a fraction of a refrigeration system's financial footprint. This compressor is meticulously designed to maximize the Coefficient of Performance (COP), ensuring that every kilowatt of electricity drawn is converted into maximum cooling yield. Over its operational lifespan, this translates into massive reductions in utility expenditures, directly improving your bottom line.
Optimized Part-Load Performance: The system intelligently adapts to fluctuating thermal loads, significantly reducing power consumption during off-peak hours while maintaining absolute temperature stability.
High-Efficiency Motor Integration: Utilizing advanced electrical windings and superior magnetic core materials, the motor minimizes energy loss through heat dissipation, directly lowering your monthly electrical overhead.
Extended Lifecycle Economics: The combination of forced-lubrication and heavy-duty cast components drastically reduces mechanical wear, extending the interval between major overhauls and lowering your overall TCO.
Navigating the complex landscape of global environmental regulations requires forward-thinking equipment. This reciprocating compressor is engineered with versatile sealing materials and optimized thermodynamic profiles to handle a wide array of modern refrigerants, safeguarding your investment against future regulatory phase-outs and ensuring long-term operational legality.
Broad Chemical Compatibility: Fully operational with traditional workhorses like R404A and R507, ensuring seamless integration into existing legacy systems without requiring complete infrastructure overhauls.
Future-Proof Readiness: Designed to accommodate the unique pressures and thermal characteristics of emerging low-GWP (Global Warming Potential) refrigerants, keeping your operations fully compliant with stringent environmental standards.
Leak-Resistant Architecture: Featuring premium gaskets and precision-machined mating surfaces, the unit minimizes the risk of costly and environmentally damaging refrigerant leaks.
Different commodities demand vastly different thermal environments. Whether you are preserving the crispness of freshly harvested produce or locking in the cellular integrity of deep-sea catches, this compressor delivers the precise temperature control required across a massive operational spectrum, ensuring zero product degradation.
Medium Temperature Mastery: Perfectly calibrated for environments hovering around -10°C, providing the gentle, consistent cooling necessary for fruit, vegetable, and dairy preservation without causing frost damage.
Deep Freeze Capabilities: Engineered to push temperatures down to a punishing -35°C, making it the ultimate engine for meat processing plants, seafood blast freezers, and critical pharmaceutical storage.
Rapid Recovery: In high-traffic cold rooms where doors are frequently opened, the compressor's massive displacement ensures near-instantaneous temperature recovery, protecting sensitive goods from thermal shock.
In demanding industrial environments, every minute of system downtime translates directly into lost revenue and compromised product quality. We have engineered this compressor with an accessible architecture that empowers your technical teams to perform routine maintenance and critical servicing with unprecedented speed, safety, and precision.
Accessible Component Layout: The cylinder heads, valve plates, and oil pumps are strategically positioned for immediate wrench access, eliminating the need to dismantle surrounding infrastructure during routine checks.
Advanced Forced-Lubrication: A dedicated internal oil pump delivers a continuous, high-pressure film of lubricant to all critical bearing surfaces, drastically reducing metal-on-metal friction and preventing catastrophic seizures.
Streamlined Diagnostics: Integrated pressure ports and sight glasses allow technicians to instantly assess oil levels and system pressures without interrupting the cooling cycle, enabling proactive rather than reactive maintenance.
Urban distribution centers and retail-adjacent cold rooms face strict acoustic regulations and severe spatial limitations. This compressor resolves both challenges simultaneously, offering a masterclass in spatial efficiency and acoustic dampening without sacrificing an ounce of thermodynamic power or structural integrity.
Acoustically Tuned Castings: The exterior shell is cast with specific varying thicknesses designed to absorb and neutralize the specific sound frequencies generated by piston movement, resulting in a profoundly quiet operational hum.
Ultra-Compact Geometry: By optimizing the internal arrangement of the crankshaft and cylinders, the overall footprint of the unit is significantly reduced, freeing up valuable mechanical room space.
Vibration Isolation Mounting: The chassis is engineered to interface seamlessly with heavy-duty elastomeric dampeners, preventing operational vibrations from transferring into the building's foundation.
When millions of dollars of inventory rely on continuous cooling, "good enough" is a recipe for disaster. This heavy-duty compressor is forged from industrial-grade materials and equipped with hardcore protective features to guarantee relentless operation even in the most hostile ambient environments, ensuring your facility never skips a beat.
Integrated Crankcase Heater: Equipped with a powerful 140W (220V) crankcase heater that prevents refrigerant migration and oil dilution during off-cycles, ensuring safe, fully lubricated cold starts.
Thermal Overload Armor: The motor windings are embedded with precision sensors that constantly monitor internal heat, instantly severing power before catastrophic thermal damage can occur during extreme load spikes.
Corrosion-Defiant Finish: The entire exterior is treated with a multi-stage industrial coating that aggressively repels moisture, salt-laden air, and chemical vapors commonly found in processing facilities.
Modern cooling infrastructures are highly complex, interconnected networks. This compressor is not just a standalone powerhouse; it is designed to act as a cooperative node within massive, intelligent HVACR ecosystems, offering unparalleled flexibility for facility expansion and automated climate control.
Rack System Readiness: Standardized suction (Ф42mm) and discharge (Ф54mm) geometries make it incredibly easy to manifold multiple units together in parallel rack configurations for massive, redundant cooling capacity.
VFD Compatibility: The robust motor architecture is fully capable of interfacing with Variable Frequency Drives (VFDs), allowing building management systems to modulate compressor speed based on exact thermal demand.
Seamless Condensing Unit Assembly: Whether paired with air-cooled or water-cooled condensers, the compressor's predictable discharge pressures dramatically accelerate OEM assembly and on-site fabrication.
To meet various scenarios and requirements, we have also introduced more product categories, aiming to provide you with a more comprehensive experience. Please click on each category label to quickly browse the preferred products.
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Selecting the right manufacturing partner is just as critical as selecting the right equipment. We provide an end-to-end procurement experience that prioritizes your operational security, backed by decades of engineering mastery and a deep understanding of heavy-duty thermal management requirements.
Unmatched Engineering Support: Our team of seasoned thermodynamic engineers is available to assist with complex load calculations, ensuring you select the exact model required for your specific parameters.
Rapid Global Fulfillment: Utilizing a streamlined production pipeline and extensive inventory of critical components, we drastically reduce lead times, getting your facility online faster.
Proven Industry Presence: With extensive exhibition experience and a global footprint, our technologies have been rigorously tested and validated by industry leaders worldwide.
Comprehensive After-Market Care: From detailed production drawings to an extensive catalog of readily available replacement parts, our post-installation support guarantees your equipment remains in peak condition.
To assist you in making a highly informed procurement decision, we have compiled answers to the most technical inquiries regarding our 50HP reciprocating compressor.
Q1: How does the forced-lubrication system improve the lifespan of the 50HP compressor?
A1: Unlike splash lubrication, the forced-lubrication system utilizes a dedicated mechanical pump to inject oil directly into the crankshaft bearings and piston pins under high pressure. This ensures a constant hydrodynamic film that prevents metal-to-metal contact, drastically reducing wear during continuous heavy-duty cycles.
Q2: Can this reciprocating compressor be integrated into a parallel rack system?
A2: Yes, the unit features standardized suction and discharge geometries (e.g., Ф42mm and Ф54mm for the 50HP model), making it highly suitable for multi-compressor parallel rack configurations to achieve redundant, massive-scale cooling capacity.
Q3: What is the primary function of the integrated 140W crankcase heater?
A3: The 140W (220V) crankcase heater maintains the oil reservoir at a specific temperature during off-cycles. This prevents liquid refrigerant from migrating into the crankcase and diluting the oil, which ensures maximum lubricity and prevents compressor damage during cold startups.
Q4: Is this compressor suitable for both medium-temp food preservation and deep-freeze applications?
A4: Absolutely. The robust 6-cylinder architecture and broad displacement range allow it to efficiently manage medium temperature zones (around -10°C) for produce, as well as demanding deep-freeze applications down to -35°C for meat and seafood processing.
Q5: How does the equipment handle the transition to modern, environmentally compliant refrigerants?
A5: The compressor is engineered with advanced elastomeric seals and robust valve plates designed to withstand the specific operating pressures and temperatures of modern refrigerants, ensuring your facility remains ahead of regulatory curves without sacrificing cooling performance.
