China Custom Air Source Heat Pump Water Heater Adopts CZPT Scroll Compressor with Hot selling

Product Description

This commercial heat pump water heater is the best solution for hot water supply of commercial project, can work with advantages of high safety, stability, much convenience, energy saving, and environmental friendly, it assures 24 hours comfortable hot water supplying. widely used in hot water project of school, hotel, hospital, factory dormitory and other large building, which needs large volume water supply.


1. Large Range Heating capacity 10-150kW.
2. American CZPT scroll compressor, quiet and high efficiency.
3. High efficiency tube in shell or tube to tube heat exchanger.
4. Intelligent controlling system.
5. Intelligent EE valve, Automatically defrosting, excellent efficiency at different ambient temp.
6. Intelligent control and Automatic data backup (With self-diagnosis function, auto-defrosting function, complete protection function)to ensure reliable operation.
7. Easy installation and long wiring  LCD operation.


Heating mode Circulating
Ambient temp. range – 10~43ºC
Rated heating capacity Kw 11 18.5 22 27 38 44 52 75 86 114
Rated power Input  KW 2.6 4.4 5.3 6.5 9.2 11 13 18.5 21 28.5
COP W/W 4.23  4.32  4.15  4.15  4.13  4.09  4.00  4.05  4.10  4.00 
Max. Working Current A 11 14 16 20 25 31 38 45 56 62
Power Type V/Ph/Hz 380-415 / 3 / 50(60)
Compressor QTY Pics 1 1 1 1 2 2 2 4 2 4
Compressor brand / type   Panasonice / CZPT CZPT Scroll
Fan QTY Pics 1 1 1 2 2 2 1 2 2 2
Fan power input W 90×1 250×1 250×1 250×1 250×2 250×2 550×1 550×2 550×2 980×2
Heat exchanger High Efficien Shell in Tube heat exchanger
Evaporator Inner threaded pipe + hydrophilic aluminum foil
4-Way valve  Sanhua / Saglnomiya
Electronic expansion Valve Sanhua / Saglnomiya  / CZPT / Other
Contactor Famous brand 
Cabient materials  Galvanzied powder coated steel
Controller 7 m LCD controller
Safety function High and low pressure protection, Overload protection, Temperature protection Power phase sequence protection, etc.
IP code   IPX4
Outlet water temperature ºC 55-60 ºC
Water yield L 240 400 475 560 817 950 1120 1600 1850 2300
Water flow m3/h 2~3 4~5 5~6 6~7 7~10 9~12 10~ 13 14~20 18~25 24-30
Water pressure loss Kpa 50
In/out water connection   D25 D25 D25 DN32 D32 D40 D40 D50 D65 DN80
Refrigerant type    R407c / R410a / R417a
Refrigerant quantity Kg 2.2 3.4 3.5 4 6.6 7 8 13.2 14 16
Noise dB(A) ≤55 ≤59 ≤59 ≤65 ≤65 ≤65 ≤65 ≤68 ≤68 ≤72
Machine Size(L/W/H) mm 655/695/810 710/710/1571 710/710/1571  710/710/1571 1450//710/1180 1440/800/1380 1100/900/2100 1800/1100/2150 2000/1100/2150 2000/1100/2150
Packing Size(L/W/H) mm 685/725/940 740/740/1140 740/740/1140 740/740/1140 1480/740/1310 1470/830/1510 1350/605/1845 1830/1130/2280 2030/1130/2280 2030/1130/2280
Net weight Kg 100 140 180 250 280 310 330 630 780 950
Gross weight Kg 115 160 200 260 315 345 360 670 825 1571

Pipe line design and circuit layout:
Our pipeline design effectively avoids stress vibration points, avoids pipeline resonances so that ensures   system life design, and reduces system noise.
The circuit layout is neat, and the strong and weak electric lines are clearly distinguished, which is convenient  for system installation and maintenance. The important heat exchange components and pipes are covered with thick insulation cotton to reduce the heat loss of the system and ensure the efficient operation of the system.

Components and Installation Diagram:

About CZPT :

ZheJiang CZPT New Energy Co., Ltd. is a professional manufacturer who has more than 20 years experience in refrigeration and heating industry, and long term tech cooperation with world-famous enterprises such as Panasonic, Emerson, Schneider, Wilo,SWEP, Danfoss etc in this field. CZPT focuses on the heat pump project since 1999, making full range heat pump products involving air to water heat pump, water to water heat pump ,heat pump drier , refrigeration ,industrial water cooled chiller and some other relative products . 
Fineco products are strictly designed and tested to make sure the best efficiency and quality to international market. We carry out ISO9001 quality control system and ISO14001 environmental system to ensure providing the best quality products and service to our customers so that our sales network throughout Europe, South America, Africa, Middle East, Southeast Asia and so on. Most of our products have CE and CB certificates issued by TUV. We are looking CZPT for our cooperation.

Package & Container Loading:

Project Cases:

Project Pictures:

— FAQ —

Q1.What does CZPT new energy company do?
A:ZheJiang CZPT New Energy Co., Ltd. is a professional manufacturer who has more than 20 years experience in refrigeration and heating industry since 1999. We make full range heat pump products involving air to water heat pump, water to water heat pump ,heat pump drier , industrial water cooled chiller ,swimming pool heat pump and some other relative products . 

Q2. How about the delivery time? 
A: Sample needs 12 days, mass production time needs 2-3 weeks for order quantity more than 1 container.

Q3. Can I buy 1 sample from CZPT ? 
A: Yes, we welcome to order samples to do testing and check quality. Mixed samples are acceptable. 

Q4. What’s the MOQ for your products? 
A: Low MOQ, 1PC for sample testing is available

Q5. What certificates did CZPT obtain?  
A: The certificate we have include: CE, RoHS, SGS, ISO9001, ISO14001, CB ,national Lab inspecton report, technology patents and so on. 

Q6. Which markets did Fineco  products export to before? 
A: Our sales network throughout Europe,South America, Africa, Middle East, Southeast Asia and so on.

Q7. What  support can CZPT provide to business partner? 
A: * Competitive & high quality products. 
* New business opportunities & profits. 
* Free brochures & technical data. 
* Free training for products of technical,installation & marketing. 
* End customer resources sharing in the territory. 
* Offer 24 hours online service . 

Q8. OEM order is ok ? 
A: Yes. Legal OEM brand is accepted. Please provide your logo and brand authorization to us before production . 

Q9: What’s the warranty about  products? 
A: Yes, we provide 1% free spare parts together with mass order and offer 3 years warranty for main parts . 

We’re looking CZPT to our partnership and cooperation!


Energy Efficiency Grade: One
Heat Temperature: 50-70°C
Work Environment: Common Heat Pump
Heat Source: Air-source
Heating Type: Circulating Heat
Application: Villa Family, Sauna and Swimming Pool, Hotels, Factory Hospital, Student Apartments, Beauty Salons
US$ 2250/Piece
1 Piece(Min.Order)

Request Sample




How to Repair and Maintain an Air Compressor

A compressor is a device used to move air from one place to another. Air enters the air compressor through the intake valve. Inside the compressor, the vanes on the inner rotor rotate within an eccentric cavity. The self-adjusting length arm divides the space into multiple cavities of different sizes. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds pressure and is squeezed out of the compressor output.

Positive displacement

Positive displacement air compressors use reciprocating pistons to compress air. Gas is drawn in during the suction stroke and compressed by moving the piston in the opposite direction. It then discharges the compressed air by moving it in the opposite direction. This type of air compressor is most commonly found in automobiles, refrigerators, and other applications that require high pressure. However, it is not as efficient as a centrifugal compressor.
Most modern air compressors use positive displacement. Positive displacement models capture a volume of air in the compression chamber and distribute it when the pump is operating at maximum capacity. They are more economical than their negative displacement counterparts. Reciprocating screw air compressors are the most common positive displacement compressors. The reciprocating screw air compressor adopts a water jacket around the cylinder and is often used in processes such as oil drilling.
A bicycle pump is an example of positive displacement compression. Air is drawn into the cylinder and compressed by the moving piston. A piston compressor works on the same principle, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are two types of positive displacement compressors: single-acting and double-acting. Both types work on the same principle, both are positive displacement compressors. The difference between the two types is the pressure ratio.
In air compression, positive displacement compression reduces the volume of the fluid and reduces its viscosity. This results in higher pressure ratios and is used in centrifugal, axial, and scroll compressors. Positive displacement is a common feature of most air compressors. Positive displacement compressors offer the same benefits and are more energy-efficient when applied to oil-free and gas applications. This type of compression is usually the best choice for low-pressure applications.

oil free

If you’re looking for an air compressor for your business, consider an oil-free air compressor. These models offer cleaner, quieter operation than traditional air compressors and require less maintenance. They also meet ISO Class 0 or Class 1 air purity requirements. Oil-free air compressors are also quieter, with fewer moving parts and less noise. These advantages make oil-free air compressors an ideal solution for many commercial applications.
Air purity is critical in many industries. Even the tiniest drop of oil can damage production equipment or damage products. The best way to find an oil-free air compressor for your business is to consider the process and end product. As air quality improves, more and more businesses are turning to oil-free compressors. Some of the advantages and disadvantages of these air compressors are:
When choosing an oil-free air compressor, it is important to understand the terminology used in the industry. Knowing these terms will make it easier for you to choose the right compressor for your needs. ACTFM, or actual cubic feet per minute, is an industry term for measuring the amount of air pumped in one minute under rated conditions. Although a simple number, it can be very useful in determining which type of air compressor is best for your application.
The ISO 8573-1 international standard defines air quality and provides air purity classifications. The strictest classification is air purity class 0. Many manufacturers claim that oil-free air compressors meet this standard. However, a class 0 oil-free air compressor does not necessarily mean that the air is free of contaminants. In fact, Class 0 is the benchmark for air purity. While zero air quality is the highest level, that doesn’t mean it’s completely oil-free.

double acting

A double-acting air compressor is a device that uses compressed air to generate electricity. Its working principle is based on piston and connecting rod. The connecting rod connects the crankshaft to the piston through pins and caps. The piston moves as the piston moves. Rods are usually made of forged carbon steel. In terms of service and maintenance, double-acting compressors require regular vise maintenance and proper cleaning.
The displacement of the compressor is a measure of the displacement that the piston can produce in a certain period of time. Displacement is usually expressed in actual cubic feet per minute. The exact calculation depends on the type of cylinder and the configuration of the compressor. Single-acting cylinders can have head-end or crank-end displacement, both of which can be measured using the displacement equation. A double-acting air compressor will use this equation. 4 and 6 calculate the displacement.
Double-acting air compressors have multiple cylinders and are made of cast iron. They are water-cooled and have a mechanical connection between the piston and connecting rod. A double-acting compressor compresses air twice per revolution of the motor. One cylinder moves up, while the other cylinder moves down. The piston moves down, allowing air to enter through valve #1. During the operation of the compressor, the temperature of the air and gas increases.
Double-acting air compressors typically have high pressure and are considered workhorses. Double-acting compressors also feature intercooling and double compression. As a result, these machines tend to last longer than single-acting compressors. Its low speed and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile devices.

fuel tank pressure switch

You can adjust the pressure in the air compressor tank by adjusting the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or decrease the pressure. This valve will open when the pressure is low enough to start the compressor. If the pressure is too low, the valve should be closed. The cut-in and cut-out pressures should be set to appropriate values. After adjusting the tank pressure, check the hysteresis of the tank pressure switch and set the desired shutoff pressure.
If the pressure in the tank falls below the cut-in level, the tank pressure switch must be replaced. You can test the switch with a multimeter. Make sure the switch is not damaged. If you can’t find the switch, you can look at the other sections. If you find any damaged or missing parts, you should replace them. Otherwise, it may be time to check the tank pressure switch. You may need to disassemble the compressor and remove the switch.
The fuel tank pressure switch is an important part of the air compressor. It keeps you informed of the amount of air delivered by the compressor. If your tank or tank is damaged, your readings will be wrong. If the pressure switch is damaged, it will not function properly and result in incorrect readings. Fortunately, there are some easy ways to fix this. To prevent this from happening, keep the tank pressure switch in good condition.
When the air pressure in the tank drops to the cut-in pressure setting, the switch allows power to flow through it. This will start the motor and pump of the air compressor. Then, if the pressure in the tank rises above the cut-off level, the switch will trip and stop the compressor. This will prevent it from being over-pressurized. Power flow will continue to flow to the motor. Depending on your compressor model, you can change the cut-in and cut-out pressures as needed.

energy source

The power supply of the air compressor is very important. Most air compressors run on 12 VDC, which is ideal for automotive use. Alternatively, you can buy a switching power supply for around $20. No matter which power supply you choose, you must ensure that it can support the maximum current of the compressor. You can find power supplies in all sizes, from quarter-horsepower to five-horsepower.
The voltage required for a three-phase air compressor will vary. Three-phase air compressors require three separate power cords and a three-phase electrical service panel. This is because a standard 120/240-volt electrical service panel is not sufficient to power a three-phase compressor. Additionally, three-phase compressors require three separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.

China Custom Air Source Heat Pump Water Heater Adopts CZPT Scroll Compressor   with Hot sellingChina Custom Air Source Heat Pump Water Heater Adopts CZPT Scroll Compressor   with Hot selling
editor by CX 2023-04-18

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