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Henan Hongtai HVAC Equipment Co., Ltd.

  • China,Zhengzhou ,Henan
  • Verified Supplier
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China Water Cooled Screw Chiller 90-565 RT COP 5.5 IPLV 8.0 SKF 50000hr Life
China Water Cooled Screw Chiller 90-565 RT COP 5.5 IPLV 8.0 SKF 50000hr Life

  1. China Water Cooled Screw Chiller 90-565 RT COP 5.5 IPLV 8.0 SKF 50000hr Life
  2. China Water Cooled Screw Chiller 90-565 RT COP 5.5 IPLV 8.0 SKF 50000hr Life

Water Cooled Screw Chiller 90-565 RT COP 5.5 IPLV 8.0 SKF 50000hr Life

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IPLV 8.085 8.0+
COP 5.534 5.5+
Cooling Capacity 94.6-565.6 RT (332.6-1,988 kW) 90-550+ RT
Refrigerant R134a R513A (VFD) / R134a (Fixed)
Part-Load Noise 65 dB(A)
Product Name Water Cooled Screw Chiller
Compressor Type Semi-Hermetic Twin-Rotor Screw
Certification CB,ISO
Place of Origin China
Brand Name OEM;MIDEA

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  1. Product Details
  2. Company Details

Product Specification

IPLV 8.085 8.0+ COP 5.534 5.5+
Cooling Capacity 94.6-565.6 RT (332.6-1,988 kW) 90-550+ RT Refrigerant R134a R513A (VFD) / R134a (Fixed)
Part-Load Noise 65 dB(A) Product Name Water Cooled Screw Chiller
Compressor Type Semi-Hermetic Twin-Rotor Screw Certification CB,ISO
Place of Origin China Brand Name OEM;MIDEA
High Light Water Cooled Screw Chiller 90-565 RTWater Cooled Chiller COP 5.550000 Hour Life Screw Chiller
Water Cooled Screw Chiller 90-565 RT COP 5.5 IPLV 8.0
SKF 50000hr Life Engineered to Outlast Its Own Financial Model - The 50000 Hour Chiller
Product Overview
Water-cooled chiller economics follow a fundamentally different logic from air-cooled systems. While the condenser water loop adds infrastructure cost upfront, the resulting improvement in heat-rejection efficiency dramatically lowers per-kilowatt operating expense throughout the asset lifecycle. The Midea Water Cooled Screw Chiller platform maximizes this economic advantage over decades of continuous operation through two complementary series covering 90 to 565+ RT.
The SHWE series operates on R134a at fixed speed, delivering COP 5.534 and IPLV 8.085 - figures that place it at the top of water-cooled screw efficiency rankings. It targets applications with stable, predictable baseload including hospitals running 24/7, government buildings with consistent occupancy, and industrial processes requiring continuous cooling at steady-state conditions.
The SCWG series adds R513A variable-frequency and R134a fixed-speed configurations covering 90-550+ RT, serving facilities where load fluctuates significantly and inverter-driven part-load efficiency provides the highest return on investment.
Key Features
Semi-Hermetic Twin-Rotor Screw Compressor
  • Asymmetric 5-to-6 rotor profile machined to micrometre precision for optimal compression efficiency
  • Semi-hermetic bolted construction enables field service without full compressor removal
  • Individual rotor, bearing, and shaft-seal replacement reduces overhaul cost by 40-60% versus hermetic designs
  • No suction or discharge valves eliminates common reciprocating compressor failure points
  • Continuous scroll compression produces minimal vibration transmitted to building structure
  • Closed motor design cooled by suction refrigerant - no motor cooling air required in plant room
SKF Bearing System Rated for 50,000+ Operating Hours
  • SKF-brand bearings with rated life exceeding 50,000 operating hours under standard conditions
  • Eliminates 2-3 compressor overhauls over a 25-year project lifetime
  • Avoided maintenance cost of $80,000-150,000 per chiller over full asset life
  • Bearing traceability certificates provided with every unit for asset-management documentation
  • Validated through accelerated life testing and field data from thousands of installed units globally
  • Difference-pressure oil supply system eliminates need for external oil pump
Stepless Capacity Regulation from 100% to 12.5%
  • Continuous slide-valve modulation from 100% to 12.5% in infinite steps - no fixed staging
  • Leaving water temperature maintained within tight tolerance at every load point
  • Eliminates cyclic losses from discrete-step capacity control strategies
  • Part-load noise reduced to 65 dB(A) - installable adjacent to occupied spaces
  • Full-load noise typically 75-80 dB(A) at 1 metre, within commercial plant-room norms
  • Smooth capacity transitions protect downstream processes from temperature fluctuation
Flooded Evaporator with Advanced Liquid Distribution
  • Flooded evaporator submerges tube bundle in liquid refrigerant for uniform heat transfer
  • Every tube surface participates actively - no underutilized areas as in DX designs
  • Integrated liquid distribution plate ensures even refrigerant circulation across the bundle
  • Optimized subcooler in condenser circuit captures additional thermal capacity
  • More compact heat exchanger footprint for same rated capacity versus DX alternatives
  • Three-stage oil separation with dual oil-return system and Venturi ejector
R513A Variable-Speed and R134a Fixed-Speed Platform Flexibility
  • SHWE series: R134a fixed-speed, COP 5.534, IPLV 8.085 for stable baseload applications
  • SCWG series: R513A variable-speed + R134a fixed-speed for fluctuating-load facilities
  • Variable-speed option delivers 20-30% part-load efficiency improvement over fixed-speed models
  • R513A GWP of 573 provides F-Gas phase-down compliance for EU and forward-looking markets
  • Both series share identical service architecture, spare-parts compatibility, and control interfaces
  • Platform flexibility allows mixed installations with fixed-speed baseload and variable-speed peaking
Intelligent Monitoring and Protection System
  • 7-inch touchscreen controller displays all operating parameters in real time
  • Over 20 protective functions including freeze, phase-sequence, pressure, and thermal protection
  • RS-485 Modbus-RTU communication enables direct BMS integration
  • Optional Smart Cloud remote monitoring supports multi-site portfolio management
  • Intelligent load control predicts real-time demand changes based on historical operating data
  • Smart fault response system categorizes alarms by severity and guides maintenance response
Technical Specifications
ParameterSHWE (R134a Fixed-Speed)SCWG (R513A VFD + R134a Fixed)
Cooling Capacity94.6-565.6 RT (332.6-1,988 kW)90-550+ RT
RefrigerantR134aR513A (VFD) / R134a (Fixed)
Compressor TypeSemi-Hermetic Twin-Rotor ScrewSemi-Hermetic Twin-Rotor Screw
BearingSKF, 50,000+ Hour Rated LifeSKF, 50,000+ Hour Rated Life
COP5.5345.5+
IPLV8.0858.0+
Capacity RegulationStepless 100%-12.5%Stepless 100%-12.5%
Part-Load Noise65 dB(A)65 dB(A)
BMS ProtocolsRS-485 Modbus-RTURS-485 Modbus-RTU
Warranty5 years5 years
OriginChinaChina
Applications
Hospitals and healthcare campuses operating 24/7
Industrial process cooling in petrochemical, plastics, and food and beverage manufacturing
Commercial high-rise office towers
District energy and central energy stations
Government and institutional buildings
Data centers requiring reliable water-cooled baseload cooling
Certifications & Standards
AHRI 550/590 - Performance and IPLV rating
AHRI 551/591 - Positive-displacement compressor water chillers
Eurovent - Independent European performance verification
CE Marking - European Economic Area conformity
GB Standards - Chinese national energy-efficiency compliance

Company Details

Bronze Gleitlager

,

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 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller

  • Year Established:

    2023

  • Total Annual:

    6,000,000-8,000,000

  • Employee Number:

    100~150

  • Ecer Certification:

    Verified Supplier

Henan Hongtai HVAC Equipment Co., Ltd. is a technology-based service enterprise integrating the sales of air-conditioning system and related accessories, exporting the products with good quality and the most suitable ones for customers' project. Our main products include VRF system, Chille... Henan Hongtai HVAC Equipment Co., Ltd. is a technology-based service enterprise integrating the sales of air-conditioning system and related accessories, exporting the products with good quality and the most suitable ones for customers' project. Our main products include VRF system, Chille...

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  • Henan Hongtai HVAC Equipment Co., Ltd.
  • NO. 1406, 14TH FLOOR, BUILDING 3, NO. 50, CHUANGFU XINCHENG, JINGGUANG ROAD STREET, ERQI DISTRICT, ZHENGZHOU CITY, HENAN PROVINCE, CHINA
  • https://www.unit-hvac.com/

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