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Hybrid Water Cooled Freezers

Hybrid Water Cooled Freezers
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Hybrid Water Cooled Freezers

Product catalog summary
Introduction to Hybrid Water Cooled Freezers
PHCbi's hybrid water-cooled ultra-low temperature and cryogenic freezers enhance refrigeration performance by utilizing a hybrid cooling system that switches between water-cooled and air-cooled modes. This improves temperature stability and reduces power consumption by 10-12% compared to traditional air-cooled models.
Specifications and Models
The document covers three models: MDF-DU502VHW-PE, MDF-DU702VHW-PE, and MDF-C2156VANW-PE, with the MDF-DU702VHW-PE offering the largest capacity of 729 liters.
Energy Efficiency and Cost Reduction
Water-cooled condensers are more efficient than air-cooled ones due to water's higher heat absorption capacity, leading to reduced power consumption and heat dissipation. This lowers air conditioning needs and overall energy costs, with potential energy reuse within facilities.
Freezer Performance and Sample Protection
The hybrid system enhances refrigeration performance, reducing pull-down times and ensuring faster temperature recovery after door openings, thus protecting samples by maintaining optimal temperatures even if room air conditioning fails.
Design and Reliability
PHCbi freezers are designed for reliability with advanced cabinet designs, efficient refrigeration systems, and user-friendly controllers. VIP insulation technology provides superior temperature uniformity and stability, while the cascade refrigeration system ensures efficient cooling.
Innovative Features
PHCbi's freezers incorporate vacuum insulation panels (VIP) for increased storage capacity and reduced energy consumption. The hybrid cooling system allows for heat energy transfer to a closed water circuit, enhancing energy efficiency.
Conclusion
PHCbi's hybrid water-cooled freezers offer significant advantages in energy efficiency, cost savings, and sample protection, making them ideal for demanding laboratory conditions.
Overview: The document provides detailed specifications and features of various models of ultra-low temperature (ULT) and cryogenic freezers, specifically the MDF-DU502VHW-PE, MDF-DU702VHW-PE, and MDF-C2156VANW-PE. These freezers are designed for sample stability and energy efficiency, featuring advanced insulation and control systems.
Key Features:
  • Microprocessor Controller: Equipped with an LCD touch screen for easy operation and monitoring of freezer functions.
  • Condenser Filter: Front access to a washable, electrostatic condenser filter for routine cleaning.
  • Door Design: Heated outer door gaskets and a hot line circulating hot refrigerant gas minimize ice build-up.
  • EZLatch Door Handle: Designed for easy access to stored samples with minimal effort.
Specifications:
  • Temperature Control: The freezers offer precise temperature control with a default setting of -80ºC and a range from -40ºC to -90ºC.
  • Insulation: VIP PLUS vacuum insulation provides up to 30% more storage capacity without increasing the footprint.
  • Energy Efficiency: Application-specific compressors reduce energy consumption by 10%.
  • Construction: Made with painted steel exteriors and aluminum interiors, featuring robust construction for durability.
Performance:
  • Uniformity: Cryogenic freezers maintain a temperature uniformity of +/-5ºC, superior to liquid nitrogen storage.
  • Cooling System: Cascade refrigeration system with high and low-stage compressors using HC and HFC refrigerants.
  • Alarm and Monitoring: Equipped with alarms for power failure, high/low temperature, and door open, along with a self-diagnostic LCD panel.
Rack Configurations: The document details various rack configurations for aluminum and stainless steel racks, optimizing storage capacity for different box sizes and layouts.
Additional Features:
  • Water Cooling System: Includes a closed-loop recirculating chilled water circuit with pressure-controlled flow valve.
  • Power Supply: Operates on 230V 50Hz single-phase power with a noise level of 51-52 dB(A).
See more

Catalog excerpts

Hybrid Water Cooled Freezers-1

REFRIGER ATION HYBRID WATER COOLED ULTRA LOW TEMPERATURE AND CRYOGENIC FREEZERS Models: MDF-DU502VHW-PE | MDF-DU702VHW-PE MDF-C2156VANW-PE Hybrid water cooling improves the performance of the refrigeration system leading to reduced pull-down times. This provides faster temperature recovery after door opening and sample loading, thereby protecting samples by helping to maintain the correct temperature.

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Hybrid Water Cooled Freezers-2

HYBRID ULTRA LOW TEMPERATURE FREEZERS HYBRID VIP ECO Upright Freezers HYBRID VIP Cryogenic Freezer 526 litres Freezer (up to 384 2”boxes) 729 litres Freezer (up to 576 2”boxes) AN INTRODUCTION TO PHCbi HYBRID COOLING When a high-quality ultra low temperature or cryogenic freezer is equipped with a Hybrid water cooling option, the unit can handle a chilled water circuit to extract the generated heat from the condenser or use the traditional air-cooled way with a fan motor. With this new setup, the freezer can switch from water cooled to air cooled in case the water system is not operated. A Hybrid...

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Hybrid Water Cooled Freezers-3

LOWER ENERGY USE AND RUNNING COSTS • Water has a greater heat absorption capacity than air. Therefore a water cooled condenser is more efficient than a conventional air cooled condenser. As a result, the compressor efficiency is improved, and the power consumption of a Hybrid ULT can be reduced by typically 10~12% compared to the equivalent air cooled model. • Compared to an air cooled freezer a Hybrid water cooled freezer will reduce the heat dissipation into the air. This results in the reduction of air conditioning requirements for further cost savings. • Potential to re-use the energy in...

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Hybrid Water Cooled Freezers-4

VIP ULT Freezers PHCbi DESIGN & ULTIMATE RELIABILITY VIP ultra low temperature freezers offer advanced cabinet design, reliable refrigeration systems and easy-to-use controllers making them ideal for the long-term secure storage of valuable samples. Every component is carefully selected and matched for optimum operation under demanding laboratory conditions, white the internal layout of the refrigeration system is meticulously designed for maximum heat removal, reducing stress on the system and therefore providing the highest levels of reliability and durability. SUPERIOR PERFORMANCE Att PHCbi...

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Hybrid Water Cooled Freezers-5

HYBRID TECHNOLOGY PHCbi’s patented VIP PLUS technology has resulted in a revolutionary vacuum insulation cabinet construction with improved thermal properties for superior temperature performance. PHCbi’s Hybrid water cooled technology on VIP ultra low temperature and cryogenic freezers improves the compressor efficiency. The power consumption of a Hybrid ULT can be reduced by typically 10~12% compared to the equivalent air-cooled model. PLATE HEAT EXCHANGER INNOVATIVE DESIGN Heat energy from inside the freezer compartment PHC was the first company to introduce vacuum insulation is transferred...

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Hybrid Water Cooled Freezers-6

Low Stage Capillary Tube. Liquid refrigerant under pressure is passed through the capillary tube where it evaporates in the low stage evaporator to absorb energy (heat) from the product stored in the freezer. Freezer Cabinet with - Evaporator. The evaporator coil is strategically wrapped around to provide optimum temperature uniformity within the freezer cabinet. High Stage Capillary Tube. Liquid refrigerant under pressure is passed through the capillary tube where it evaporates in the interstage heat exchanger to absorb energy (heat) from the low stage refrigerant circuit. Main Condenser and...

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Hybrid Water Cooled Freezers-7

HOW DOES WATER COOLING WORK? ULT Hybrid Freezer Stage 1 Heat energy from inside the freezer compartment is transferred by refrigerant gasses to a plate heat exchanger in the high-stage circuit, in front of the conventional air cooled condenser. Inside the plate heat exchanger energy is transferred from the refrigerant to a closed water circuit. In the PHC design, heat is transferred from multiple points in the high-stage refrigeration circuit using a custom heat exchanger to maximise energy transfer and optimise freezer performance. Plate Heat Exchanger Note: using a water-cooled condenser, approximately...

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Hybrid Water Cooled Freezers-8

VIP ECO Ultra Low Temperature Freezers with natural refrigerants minimise energy consumption, reduce environmental impact and save money. Innovative technology and Class IIa Medical Device Certification provideCRYOGENIC ULT & secure storage of valuable research and clinical ULT & CRYOGENIC ULT & CRYOGENIC samples. The VIP vacuum insulation ensures an optimal REFRIGERATION REFRIGERATION footprint to storage capacity ratio. REFRIGERATION REFRIGERATION HYBRID compressor compressor HYBRID HYBRID compressor INCUBATION INCUBATION The VIP ECO ULT Freezers use vacuum insulation panel (VIP) technology...

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Hybrid Water Cooled Freezers-9

VIP ECO FREEZERS FEATURES ULT & CRYOGENIC The new EZLatch door handle on the MDF-DU502VHW-PE, MDF-DU702VHW-PE makes access to stored samples even easier. Designed to open with minimal effort and repeatedly stress tested to ensure endurance. Multiple access ports permit insertion of independent probes, instrumentation or liquid CO2 back-up injectors. EZlatch for smooth, one-handed operation and positive gasket seal. Provision for padlock. Front access to washable, electrostatic condenser filter for routine condenser air filter cleaning. Universal keyed door lock offers added security. Temperature...

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Hybrid Water Cooled Freezers-10

The current chamber temperature is Alarms, errors or messages are displayed Normal condition: "Normal" is displayed, displayed. when a fault occurs. Alarm-activated, buzzer-delayed: "Alarm" The set value of chamber temperature is Lights when the condenser filter has Alarm-activated, buzzer-sounding: displayed. excessive dust accumulated on it and "Warning" is displayed. Default setting: -80°C. reguires cleaning. 6. Outer door (opening / closing display!

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Hybrid Water Cooled Freezers-11

Cryogenic Freezers are well-known for maintaining uniform temperatures at -150 °C for the reliable, long-term preservation of cells and tissues. With thin vacuum insulation panel (VIP) walls, the MDF-C2156VANW-PE Cryogenic Freezer can achieve more storage capacity than a conventionally insulated freezer without increasing footprint, while also maintaining superior temperature uniformity. CRYOGE |!|Ejj|H ElagagS PROVIDE SAMPLE STABILITY A uniformity of +/-5°C in our mechanically refrigerated Cryogenic Freezers is far superior to the top-to-bottom temperature uniformity provided by liquid nitrogen...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.