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Variable Frequency Cascade High Temperature Heat Pump

Industrial high temperature heat pump produce process hot water up to 85°C for industrial cleaning, washing, dyeing, surface treatment, processing and heat-tracing systems. The unit combines variable-frequency control with cascade heating for dependable operation from −36°C to +43°C ambient.

  • Industrial Hot Water
  • R32 or R290 Version
  • 380 V Three Phase
  • Project Selection
85°C Maximum outlet water
32 kW Heating at A20/W80
−36 to +43°C Operating ambient range
R32 / R290 Separate versions

Performance varies with ambient, inlet and outlet water temperatures. R32 and R290 are supplied as separate product versions; final availability is confirmed for the selected market.

Verified Performance at 80°C Outlet Water

Compare heating capacity, input power and COP at the same 80°C outlet-water condition. The three published operating points help project engineers evaluate performance as outdoor temperature falls.

Nominal Condition A20/W80

32 kW

Heating capacity

11.43 kW Input power
2.8 COP
Rated Condition A7/W80

31 kW

Heating capacity

12.9 kW Input power
2.4 COP
Low-Ambient Condition A−12/W80

30 kW

Heating capacity

16.67 kW Input power
1.8 COP
Test-condition reference: A20 uses 20/15°C outdoor dry/wet-bulb temperature, A7 uses 7/6°C, and A−12 uses −12/−13.5°C. W80 indicates 80°C outlet water. Use project-condition performance data for final sizing.

Cascade Heating Process

How the Heat Pump Reaches High Water Temperature

The cascade architecture divides a large temperature lift into coordinated stages. Variable-frequency control adjusts output as ambient conditions and hot-water demand change.

01

Collect Heat from Air

The outdoor heat exchanger absorbs low-grade heat from ambient air, including under low-temperature operating conditions.

Heat source · Outdoor air
02

Raise the First Stage

The first compression stage lifts the refrigerant temperature and transfers energy through the intermediate heat exchanger.

First temperature lift
03

Complete the High Lift

The high-temperature stage receives the transferred heat and raises it to the level required for industrial hot-water production.

Cascade heat transfer
04

Deliver Process Hot Water

The water-side heat exchanger transfers useful heat to the circulation loop, with outlet water available up to 85°C.

Heat sink · Process water
Application boundary

This product is designed for industrial hot-water production. It does not generate steam and is not intended to provide space cooling or comfort heating.

Engineered for Industrial Hot Water

The product is defined by high outlet temperature, low-ambient capability and transparent performance at W80—not by a nominal capacity figure alone.

Up to 85°C Hot Water

Supports cleaning, washing, dyeing, treatment and other industrial processes that require water above conventional commercial hot-water temperatures.

85°C
Maximum outlet water

Low-Ambient Operation

The operating envelope extends from severe winter conditions to warm-weather production, subject to installation and project design requirements.

−36 to +43°C
Ambient operating range

Capacity Maintained at W80

Published capacity remains close across the three stated 80°C outlet-water test points, supporting more informed cold-climate selection.

30 kW
Heating at A−12/W80

Variable-Frequency Control

Compressor output adjusts with changing demand to support steadier water temperature and reduce unnecessary start-stop cycling.

Variable output
Load-responsive operation

Separate R32 and R290 Versions

Select the dedicated refrigerant version according to destination-market rules, project requirements and confirmed product availability.

2 versions
Not a mixed-refrigerant unit

Process-System Integration

Connect the unit with suitable storage, pumps, controls and, where required, an isolated secondary heat exchanger for the process circuit.

Project matched
Hydraulic configuration

Technical Data

High Temperature Heat Pump Specifications

Use these values for preliminary comparison. Final selection must check performance at the project’s actual ambient, inlet-water and outlet-water temperatures.

85°C Maximum outlet water
385 kg Unit weight
Product Type Variable Frequency Cascade High Temperature Heat Pump
Power Supply 380 V / 3 Ph / 50 Hz
Nominal Heating Capacity 32 kW at A20/W80
Nominal Input Power / COP 11.43 kW / 2.8
Rated Heating Capacity 31 kW at A7/W80
Rated Input Power / COP 12.9 kW / 2.4
Low-Ambient Heating Capacity 30 kW at A−12/W80
Low-Ambient Input Power / COP 16.67 kW / 1.8
Maximum Input Power / Current 18 kW / 33 A
Maximum Outlet Water Temperature Up to 85°C
Operating Ambient Range −36°C to +43°C
Refrigerant Versions Separate R32 and R290 versions
Water-Side Pressure Drop 60 kPa
Protection Class / Rating Class I / IPX4
Sound Level ≤70 dB(A)
Unit Weight 385 kg
Dimensions 1510 × 600 × 1975 mm

Configuration note: R32 and R290 are separate versions, not two refrigerants used in the same unit. Specifications may vary by refrigerant version and production configuration; confirm the final datasheet before ordering.

Industrial Process Hot Water Applications

One high-temperature hot-water platform can serve different production sectors when capacity, storage, water quality, process temperature and hydraulic separation are correctly matched.

01

Food & Feed Processing

Process-water heating, equipment washing, preparation and other controlled hot-water duties.

02

Laundry, Garment Washing & Textile Dyeing

High-temperature water for commercial washing, dyeing, rinsing and boiler-feed preheating.

03

Electroplating & Surface Treatment

Indirect heating for cleaning, pretreatment and temperature-controlled process baths.

04

Chemical & Pharmaceutical Processing

Process-water preparation and indirect thermal support for controlled production steps.

05

Paper, Packaging & Printing

Hot water for washing, solution preparation and temperature-dependent processing operations.

06

Slaughterhouse Sanitation & Industrial Cleaning

High-temperature water for tool sanitation, equipment cleaning, washdown and processing support.

07

Crude Oil Heating & Pipeline Heat Tracing

Indirect closed-loop heating for temperature maintenance, subject to process and hazardous-area design.

08

Railway Station & Railway Facility Hot Water

Central hot-water production for station operations, cleaning and supporting facilities.

Process-fluid protection: corrosive, contaminated or non-potable process media should not be circulated directly through the heat pump unless the selected water-side exchanger is approved for that medium. Use an appropriately selected secondary heat exchanger where required.

Build the Hot Water System Around the Process Load

Reliable industrial hot water depends on more than the heat pump. Storage, circulation, process separation, backup strategy and controls must be matched to the required temperature and production schedule.

Reference Hydraulic Path

High Temperature Heat Pump
Insulated Buffer or Storage Tank
Secondary Heat Exchanger if Required
Industrial Hot Water Process

The circulation return is routed through the designed hydraulic loop. Actual pumps, valves, sensors, expansion equipment and backup heat source are selected by the project engineer.

Storage and recovery Balance production rate against short process peaks.
Water and materials Check water quality and exchanger compatibility.
Cold-climate output Size from project ambient, not A20 capacity alone.
Safety and backup Define critical-temperature and continuity requirements.

High Temperature Heat Pump FAQ

Practical answers about temperature, refrigerant versions, project integration and preliminary selection.

Can this heat pump produce steam?

No. The unit produces process hot water up to 85°C. Steam demand requires a separate steam-generation solution or a boiler system that may use the heat pump for feedwater preheating.

What is the operating ambient temperature range?

The stated heating operating range is −36°C to +43°C. Available heating capacity and COP still change with ambient temperature and the required inlet and outlet water temperatures.

Does one unit use both R32 and R290?

No. R32 and R290 are separate product versions. Select the required version according to destination-market regulations, project requirements and confirmed availability.

Can corrosive or contaminated process liquid flow through the unit?

Do not assume direct compatibility. Review the liquid composition and water quality first. Electroplating, chemical, pharmaceutical, crude-oil and contaminated-water applications commonly require an isolated secondary heat exchanger made from compatible materials.

How is the required heating capacity selected?

Calculate the energy required to raise the specified water volume from inlet to target temperature within the available recovery time. Then correct unit output for the project’s design ambient condition and include storage, distribution losses and the agreed design margin.

Can the heat pump replace an industrial boiler?

It can replace or reduce boiler duty when the process requires hot water within the unit’s temperature envelope and the selected capacity, storage and backup strategy cover peak demand. It cannot directly replace a boiler where the process requires steam.

Request an Industrial Hot Water Selection

Send the installation location, target water temperature, hourly and daily demand, operating schedule, water quality, power supply, refrigerant preference and required quantity.

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