How Chiller Ahu Rtu Work Working Principle Air Handling Unit Rooftop Unit Hvac System
Posted on 13 May, 2022 in chiller
Hvac Training Basics Of Hvac
Posted on 07 May, 2022 in hvac
Digital HVAC Manifold Gauge 2-Way Valve For Car Air Conditioning Refrigeration
Posted on 25 April, 2022 in digital
Digital HVAC Manifold Gauge 2-Way Valve For Car Air Conditioning Refrigeration. Digital HVAC Manifold Gauge 2-Way Valve with Temperature Clamps Support 88 Kinds of Refrigerant Saturation Temperature Query. Pressure and Temperature Measurement:Display the measured pressure, temperature, saturation temperature at high and low pressure sides. Vacuum Measurement:Display the current vacuum level and pressure value. Pressure Holding Measurement:Display timer, initial pressure, current pressure, and pressure differential during the pressure holding process. Pressure maintaining leakage test. Superheating and Subcooling:View the saturation temperature. Automatic calculation of superheating/supercooling. Auto Off Time Settings:Turn on the automatic shutdown function. 5 min, 10min, 15min, 30min, and 60min are selectable. Battery Replacement:Please take out the 3 AA batteries for storage or not using the manifold for a long time to avoid the batteries leakage(battery not included). Support 88 kinds of refrigerant saturation temperature query. According to the actual situation, select the corresponding refrigerant type to meet the diverse needs of customers. Refrigeration system maintenance, energy saving and efficiency. The electronic manifold instrument is suitable for the trial operation of the refrigeration system and the daily inspection, maintenance and maintenance, so as to achieve the purpose of energy saving and efficiency improvement. Dual pressure, dual temperature measurement. Detect the operating status of the refrigeration system, and perform charging and recovery operations on the refrigeration system. Automatic calculation of superheat and subcooling. Moderate subcooling and superheating is conducive to maximizing the cooling effect of the refrigeration system. Leak detection of refrigeration systems. Maximize cooling effect, accurately detect vacuum degree, and support vacuum leak detection. Pressure Maintaining Side Leakage Design. The device is on and the black valve is closed. Press the function key to switch to the pressure-holding side leakage mode. Car Air Conditioning Repair. Heat pump installation and maintenance. Measurement range: -14.5800psi/-1.056.2kg/cm2/-1.055.2bar/-0.15.5MPa Accuracy: ±0.5%FS Resolution: 0.1psi/0.1kg/cm2/0.1bar/0.01MPa Unit: kPa, MPa, bar, psi, kg/cm2 Temperature measurement range: -40? Temperature accuracy: ±0.5? Temperature resolution: 0.1? Refrigerants list: R113 R114 R115 R116 R12 R123 R1233ZD R1234ZE R1234YF R124 R125 R13 R134a R14 R141B R142B R143A R152A R170 R22 R23 R236FA R245FA R290 R32 R401A R401B R401C R402A R402B R403B R404A R406A R407A R407B R407C R407D R407F R408A R409A R410A R410B R412A R413A R414A R414B R416A R417A R417C R420A R421A R421B R422A R422B R422C R422D R424A R426A R427A R428A R429A R434A R437A R438A R441A R443A R448A R449A R450A R452A R452B R453A R454A R454B R455A R458A R500 R502 R503 R507A R508A R508B R514A R600 R600a R601a R718 R744. 1 x Digital HVAC Manifold Gauge 2 x Temperature clamp 1 x User manual 1 x Printed box Note: This product does not contain batteries Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Immediately you paid for the order. Communication always is best way to solve problem. We accept any return in 30 days that we promise. If item is defect or wrong when arrives. Please never return the parcel without agreement. From us, it is no possible for us to get the parcel. We at strive to give all of our customers a 5 star service. As this helps us maintain a quality service. Communication is very important, we believe we can resolve all the problem with you. It’s our pleasure to answer any questions you have. (weekend and holidays excluded). This item is in the category “Business, Office & Industrial\HVAC & Refrigeration\HVAC & Refrigeration Tools\HVAC & Refrigeration: Gauges & Probes”. The seller is “htpow168″ and is located in this country: CN. This item can be shipped worldwide.
- Brand: Unbranded/Generic
4CFM Vacuum Pump HVAC Refrigeration R134A R502 R22 R12 Air-Condition Adapter A/C
Posted on 17 March, 2022 in 4cfm
4 CFM Refrigeration Vacuum Pump. 1/3 HP Power & 5 Pa & 220 V Voltage. This is a 4 CFM Single Stage Refrigeration Vacuum Pump. The pump has a solid metal base with rubber feet. Suitable for all refrigerants R12, R134a, R22, R410a, R404, R502 etc. And vanes are aeronautical materials. The design is oil anti-flow back design and the system is force-feeding lubrication system. The pump has excellent heat-dissipation capacity-robust die-cast aluminum housing and cooling fan. Note: The oil is not included. Complete Refrigerant Tool Kit. Tough Equipment & Tools, Pay Less. VEVOR is a leading brand that specializes in equipment and tools. Along with thousands of motivated employees, VEVOR is dedicated to providing our customers with tough equipment & tools at incredibly low prices. Heavy-duty aluminum alloy shell and copper wire motor, which is sturdy and stable; four rubber soles increase the vacuum pump’s stability, and non-slip rubber feet ensure minimal movement. The HVAC service gauge set features a sight-glass for comfortable viewing the refrigerant flow, a two-valve manifold with 1/4 SAE fittings for long times use, and the high-quality gauge ensures high accuracy of the reading. The yellow, blue, and red hoses comply with the normal standards, and each equipped with brass fittings, which are 45 degrees on one hand and straight on the other. These three hoses are long enough for your use. Viewing Windows & Heat Dissipation. This vacuum pump comes equipped with an oil sight glass to monitor oil levels, preventing oil deficiency. The built-in cooling fan and formatted heat dissipation window design can quickly dissipate heat and effectively protect the machine. This professional refrigerant tool kit includes all necessary tools you needed, including a rotary vane vacuum pump, a pressure gauge set, three hoses, adjustable quick couplers, and a heavy-duty metal carry case. This refrigerant kit is perfect for maintaining air conditioning systems. It is also very suitable for household air conditioning, automobile maintenance, vacuum packaging, refrigerator vacuum, industry, etc. Ultimate Vacuum: 5PA/0.05Mbar. Blue Gauge (low): 2-1/2 diameter. Red Gauge (high): 2-1/2. Vacuum Pump w/ 3 Hoses. 1 X Instruction’s Manual. 1 x Related Accessories Kit. FAD: 4 CFM, Single Stage; Power: 1/. HP; Ultimate Vacuum: 5PA. The vacuum pump has a die-cast aluminum housing and composite rubber base for lightweight and durable construction. With the low noise output and built-in thermal protection, the pump runs quieter and protects itself from burning out when something is stuck to improve working efficiency. The refrigeration kit has manifold gauges. The dual-pressure gauges are of high quality, allowing you to know the actual working pressures anytime to facilitate easy maintenance systems. Besides, the oversized sight-glass is designed for easy viewing of the refrigerant flow. The three hoses are made of premium rubber with different colors. Their brass fittings are 45 degrees on one hand and straight on the other, providing a leak-proof seal. Characterized by high working pressure and various connection sizes, the hoses can satisfy your different requirements. This tool kit has complete accessories, including a two-stage rotary vane vacuum pump, a manifold gauge, three color-coated hose. There is a carrying case for gauge, hoses, and other accessories, so you can organize them and carry them easily. A professional refrigerant tool kit facilitates your maintain work. The vacuum pump features a simple oil fill port for a clean pour and oil drain plug positioned beneath the oil reservoir. This refrigerant kit is widely applicable to household air conditioning, automotive units, refrigerators, refrigeration units, vacuum packaging, refrigerator vacuum, industry, etc. 220 V / 50 Hz. 220 V 50 Hz. We believe that it is our vision and mission to provide innovative products with best service and competitive price to satisfy you. Our goal is to make sure that you can find exactly what you are looking for and make it easy for you to place your orders. If you have any changes, pls inform us. 7:00am-13:00pm (Berlin Time). In the same day. International Buyers – Please Note. If you need to return, please check twice to confirm the item not work and contact our customer service representative, let us know the detailed problem and send us some pictures for confirmation. Please make sure that item has NO man-made sabotage. Used items will not be accepted for return. All emails will be responded to within 12-24hours. Special circumstances will be listed clearly in the listing. Please do check everything carefully after you received the parcel, any the damage except DOA (Dead-On-Arrival) would not be covered if it’s your fault. If you have any changes, pls inform us 7:00am-13:00pm (Berlin Time) in the same day. This item is in the category “Business, Office & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Other Pumps”. The seller is “nicetradesupply” and is located in this country: GB. This item can be shipped worldwide.
- Type: Evacuation/Vacuum Pump
- Brand: VEVOR
- MPN: gdg7800301529645346
- Model: Vacuum Pump
- Manufacturer warranty: 2
- Power: 1 / 3HP
- Voltage: 220V / 50HZ
- Service Pressure: 5PA 0.05Mbar
- Voltage/Frequency: 220V / 50HZ
- Flow Rate: 4CFM
- Ultimate Vacuum: 5PA 0.05Mbar
- Rotating Speed: 1720RPM
- Oil capacity: 225ml
- Overall dimension: 275X115X240 mm
- Weight: 9kg
- Warranty: 2 Years
- BLACK HOSE Burst pressure: 4000PSI
- Works for: R410A R134A R22
- Manufacturer Part Number: dagfazdv
- Blue Gauge (low): 2-1/2″ diameter
- Red Gauge (high): 2-1/2″ diameter
- EAN: 800000927310
Refrigeration and Air Conditioning An Introduction to HVAC (4th Edition)
Posted on 21 February, 2022 in refrigeration
Special chapters focus on troubleshooting, and the book draws extensively from field-tested materials from industry sources, enabling readers to relate to real-life situations. Full-color photographs and graphics provide visual interest, and help to explain the material presented in the book. Service tips, tech tips, safety tips, notes, and cautions all make this the leading book on the market. Coverage includes: tools, meters, and measuring devices; HVAC-R practices; matter and thermodynamics; system components; refrigerant and lubricants; basic electrical (motors, diagrams, and system controls); residential systems (air conditioning, gas m air heating, oil m air heating, electric m air heating, and heat pump systems); indoor air systems (air distribution, indoor air quality, and load calculation); commercial systems (packaged heating/cooling systems, commercial refrigeration, and central plant hydronic systems); unitary systems (appliances); and employment skills. An excellent and necessary reference resource for those involved in any facet of the refrigeration, air conditioning, heating, and ventilating fields. This item is in the category “Books, Comics & Magazines\Textbooks, Education & Reference\Adult Learning & University”. The seller is “ergodebooks-int” and is located in this country: US. This item can be shipped to United Kingdom.
- Edition Description: 4
- Publication Date: 2004
- Country of Origin: USA, United States
- Manufacturer/Packer/Importer Details: ERGODE
- Net Quantity/Number of Units: 1
- Dimensions (LxWxH) – Cms: 8.49X1.59X11.09
- ISBN-10: 0130925713
- ISBN-13: 0130925713
- SKU: DADAX0130925713
- ISBN: 9780130925718
- EAN: 9780130925718
- Publication Year: 2004
- Type: Textbook
- Format: Hardcover
- Subject Area: Mechanical Engineering, Electrical Engineering
- Language: English
- Publication Name: Refrigeration and Air Conditioning: an Introduction to Hvac
- Item Height: 218mm
- Author: Larry Jeffus, . Ahri
- Publisher: Pearson Education (US)
- Item Width: 283mm
- Item Weight: 2522g
- Number of Pages: 1152 Pages
Hvac 101 Big Review Refrigeration Cycle With All The Details
Posted on 11 February, 2022 in hvac
Hvac 1st Year Apprenticeship Class How An Ac Works Refrigeration Cycle W Bryan Orr Hvac School
Posted on 01 February, 2022 in hvac
3 CFM 150W 1L Rotary Mini Vane Vacuum Pump HVAC AC Refrigerant Air Conditioning
Posted on 27 January, 2022 in 150w
3 CFM 1L 150W Rotary Vane Vacuum Pump HVAC AC Refrigerant Air Conditioning. 3 CFM Single-Stage Rotary Vane Vacuum Pump(1L). High Efficiency and Low Noise. Heavy-duty Aluminum Alloy Casing. Direct Drive Motor Allowing Easy Starting and is Maintenance Free. Oil Sight Glass For Monitoring Oil Levels. With Oil Drain Plug Positioned at Bottom of Oil Reservoir. Internal High Volume Cooling Fan For Extended Use. Exhaust Port with Exhaust Cap. Non Slip Cushion Handle We can provide US/UK/EU/AU Adapter for you to use. Please do not worry, thank you. Pumping rate: 3.6m3 / h. Inlet connection thread: 7/16 -20UNF. Flying over the series of single, dual-stage rotary vane vacuum pumps are used for pumping gas sealed container to obtain basic vacuum equipment. Suitable for refrigeration repair (CFC, HCFC and HFC, as R12/R22/R134a so new refrigerant vacuum pumps suitable for R410a, R407C), printing machinery, vacuum packaging, gas analysis, thermoplastic molding industry pumping operations can also be used as a backing pump all kinds of high vacuum equipment. 1 x Vane Vacuum Pump. Firstly many thanks for visiting our shop. With our best regards to you! Wish your everything goes well! And our products have a good praise from all of our customers. We are developing high quality all the time. If you have ever used our products and are pleased with them, please be continued to support us. And if you have found something need to be developed, we shall highly appreciate if you can tell us or give our better advices. And if you have never used our products, maybe you can benefit from our shop. All our products are carefully chosen from various reputable manufacturers. Often times these same manufacturers make the branded versions of our products. Since we put a lot of emphasis on product quality, all of our products are carefully tested for quality assurance purposes (CE, UL Listed, RoHS, and/or ISO 9001/9002 certification) to ensure their superiority and safety Satisfaction and success are the most important measures showing our work performance. Our deal strategy — “Effective, Unity, Quality, Service, Perfect, Profession ” set a good experience for all of our customers! Great Deals: We do our best to give our customers the best deals on all electronic accessories. We minimize our marketing costs in order to maximize our customer savings! Our customer service representatives are highly trained and dedicated to helping our customers have the very best experience when shopping with us. International Buyers – Please Note. Your satisfaction is very important for us. If you have any problems, we are very glad to help you. MSN:ak_wong718 hotmail com. This item is in the category “Business, Office & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Other Pumps”. The seller is “lapsun_gift” and is located in this country: HK. This item can be shipped worldwide.
- Country/Region of Manufacture: China
- Unit Quantity: 1 set
- Unit Type: Unit
- Brand: Unbranded
4CFM Vacuum Pump HVAC Refrigeration R134A R502 R22 R12 Air-Condition Adapter A/C
Posted on 23 January, 2022 in 4cfm
4 CFM Refrigeration Vacuum Pump. 1/3 HP Power & 5 Pa & 220 V Voltage. This is a 4 CFM Single Stage Refrigeration Vacuum Pump. The pump has a solid metal base with rubber feet. Suitable for all refrigerants R12, R134a, R22, R410a, R404, R502 etc. And vanes are aeronautical materials. The design is oil anti-flow back design and the system is force-feeding lubrication system. The pump has excellent heat-dissipation capacity-robust die-cast aluminum housing and cooling fan. Note: The oil is not included. Complete Refrigerant Tool Kit. Tough Equipment & Tools, Pay Less. VEVOR is a leading brand that specializes in equipment and tools. Along with thousands of motivated employees, VEVOR is dedicated to providing our customers with tough equipment & tools at incredibly low prices. Heavy-duty aluminum alloy shell and copper wire motor, which is sturdy and stable; four rubber soles increase the vacuum pump’s stability, and non-slip rubber feet ensure minimal movement. The HVAC service gauge set features a sight-glass for comfortable viewing the refrigerant flow, a two-valve manifold with 1/4 SAE fittings for long times use, and the high-quality gauge ensures high accuracy of the reading. The yellow, blue, and red hoses comply with the normal standards, and each equipped with brass fittings, which are 45 degrees on one hand and straight on the other. These three hoses are long enough for your use. Viewing Windows & Heat Dissipation. This vacuum pump comes equipped with an oil sight glass to monitor oil levels, preventing oil deficiency. The built-in cooling fan and formatted heat dissipation window design can quickly dissipate heat and effectively protect the machine. This professional refrigerant tool kit includes all necessary tools you needed, including a rotary vane vacuum pump, a pressure gauge set, three hoses, adjustable quick couplers, and a heavy-duty metal carry case. This refrigerant kit is perfect for maintaining air conditioning systems. It is also very suitable for household air conditioning, automobile maintenance, vacuum packaging, refrigerator vacuum, industry, etc. Ultimate Vacuum: 5PA/0.05Mbar. Blue Gauge (low): 2-1/2 diameter. Red Gauge (high): 2-1/2. Vacuum Pump w/ 3 Hoses. 1 X Instruction’s Manual. 1 x Related Accessories Kit. FAD: 4 CFM, Single Stage; Power: 1/. HP; Ultimate Vacuum: 5PA. The vacuum pump has a die-cast aluminum housing and composite rubber base for lightweight and durable construction. With the low noise output and built-in thermal protection, the pump runs quieter and protects itself from burning out when something is stuck to improve working efficiency. The refrigeration kit has manifold gauges. The dual-pressure gauges are of high quality, allowing you to know the actual working pressures anytime to facilitate easy maintenance systems. Besides, the oversized sight-glass is designed for easy viewing of the refrigerant flow. The three hoses are made of premium rubber with different colors. Their brass fittings are 45 degrees on one hand and straight on the other, providing a leak-proof seal. Characterized by high working pressure and various connection sizes, the hoses can satisfy your different requirements. This tool kit has complete accessories, including a two-stage rotary vane vacuum pump, a manifold gauge, three color-coated hose. There is a carrying case for gauge, hoses, and other accessories, so you can organize them and carry them easily. A professional refrigerant tool kit facilitates your maintain work. The vacuum pump features a simple oil fill port for a clean pour and oil drain plug positioned beneath the oil reservoir. This refrigerant kit is widely applicable to household air conditioning, automotive units, refrigerators, refrigeration units, vacuum packaging, refrigerator vacuum, industry, etc. 220 V / 50 Hz. 220 V 50 Hz. We believe that it is our vision and mission to provide innovative products with best service and competitive price to satisfy you. Our goal is to make sure that you can find exactly what you are looking for and make it easy for you to place your orders. If you have any changes, pls inform us. 7:00am-13:00pm (Berlin Time). In the same day. International Buyers – Please Note. If you need to return, please check twice to confirm the item not work and contact our customer service representative, let us know the detailed problem and send us some pictures for confirmation. Please make sure that item has NO man-made sabotage. Used items will not be accepted for return. All emails will be responded to within 12-24hours. Special circumstances will be listed clearly in the listing. Please do check everything carefully after you received the parcel, any the damage except DOA (Dead-On-Arrival) would not be covered if it’s your fault. If you have any changes, pls inform us 7:00am-13:00pm (Berlin Time) in the same day. This item is in the category “Business, Office & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Other Pumps”. The seller is “j4s_r2h5aqhsd-9″ and is located in this country: GB. This item can be shipped worldwide.
- Type: Evacuation/Vacuum Pump
- Brand: VEVOR
- MPN: dg787005
- Model: Vacuum Pump
- Manufacturer warranty: 2
- Power: 1 / 3HP
- Voltage: 220V / 50HZ
- Service Pressure: 5PA 0.05Mbar
- Voltage/Frequency: 220V / 50HZ
- Flow Rate: 4CFM
- Ultimate Vacuum: 5PA 0.05Mbar
- Rotating Speed: 1720RPM
- Oil capacity: 225ml
- Overall dimension: 275X115X240 mm
- Weight: 9kg
- Warranty: 2 Years
- BLACK HOSE Burst pressure: 4000PSI
- Works for: R410A R134A R22
- Manufacturer Part Number: dagfazdv
- Blue Gauge (low): 2-1/2″ diameter
- Red Gauge (high): 2-1/2″ diameter
- EAN: 895800915384
Online Hvac Training Commercial Refrigeration
Posted on 17 January, 2022 in online
