Uploaded November 2022 | Updated September 2026, 2 weeks ago
In this video, we're going to talk about the circulating pump, why it's important and what circulating pumps are used for.
State Supply is your source for steam and hydronic heating system components, such as steam traps, valves, controls, and pumps (including the industry’s top brand like Bell & Gossett, Taco, and more). Visit statesupply.com or call us toll-free at 877-775-7705 for an unparalleled selection of products, knowledgeable experts, and outstanding customer service.
Learn more here:👉 theengineeringmindset.com/what-is-a-circulating-pump
Check out circulating pumps ➡️ statesupply.com/pump/hydronic
View pump repair & maintenance videos ➡️ youtube.com/statesupply
Download this guide ➡️ statesupply.com/boiler-inspection-checklist
⚡🛠️ TOOLS YOU NEED 🛠️⚡
**************************************
Get this HVACR book ➡️ amzn.to/3XFCaKC
Professional Multimeter -➡️ amzn.to/3xu2Vaw
Good multimeter -➡️ amzn.to/3xrbuTd
Professional clamp meter ➡️ amzn.to/4140FnK
Good Clamp meter ➡️ amzn.to/3xqt2is
Outlet tester ➡️- amzn.to/3kavg2l
Energy monitoring plug ➡️ amzn.to/3SkfPl7
Battery tester -➡️ amzn.to/3S3fHWI
Basic electronics kit ➡️ amzn.to/3xuLiqS
MY FAVOURITE GEAR
🎥 My camera - amzn.to/3YCZ7Q9
🎤 My Microphone - amzn.to/3YYXsUC
⌨️ My Keyboard - amzn.to/3lBsl33
🖥️ My monitor - amzn.to/415BGjW
🎧 My headphones - amzn.to/3lN7R7u
WATCH THESE
Capacitors Explained: ✔️ youtu.be/X4EUwTwZ110
Variable Speed drives ✔️ youtu.be/yEPe7RDtkgo
Centrifugal Pumps ✔️ youtu.be/XpcCUtYzwy0
Pump Charts ✔️ youtu.be/U8iWNaDuUek
👋 SOCIALISE WITH US 👋
*******************************
👉FACEBOOK: facebook.com/theengineeringmindset
👉TWITTER: twitter.com/TheEngMindset
👉INSTAGRAM: instagram.com/engineeringmindset
👉WEBSITE: Http://TheEngineeringMindset.com
👀 Links - MUST WATCH!! 👀
*******************************
⚡ELECTRICAL ENGINEERING⚡
👉How electricity works: youtu.be/mc979OhitAg
👉Three Phase Electricity: youtu.be/4oRT7PoXSS0
👉How Inverters work: youtu.be/ln9VZIL8rVs
👉How TRANSFORMER works: youtu.be/UchitHGF4n8
👉How 3 Phase electricity works: youtu.be/4oRT7PoXSS0
👉How Induction motor works: youtu.be/N7TZ4gm3aUg
👉What is a KWH: youtu.be/SMPhh8gT_1E
👉How induction motor works: youtu.be/N7TZ4gm3aUg
❄️ CHILLER ENGINEERING ❄️
👉Chiller Efficiency improvements: youtu.be/8x3MiO5XjhY
👉Chilled water schematics: youtu.be/ak51DHAiuWo
👉Water cooled chiller advanced: youtu.be/QlKSGDgqGF0
👉Air cooled chiller: youtu.be/0R84hLprO5s
👉Absorption Chiller : youtu.be/Ic5a9E2ykjo
👉Chiller expansion valve: youtu.be/dXiV5YzTZQ4
👉Chiller surge: youtu.be/DQK_-vxObiw
👉Chiller condenser: youtu.be/p5uuPsyqnwU
👉Chiller evaporator: youtu.be/W3w7FpX9j9k
👉Chiller compressor centrifugal: youtu.be/PT0UIqAGacg
👉Chiller cooling capacity: youtu.be/f-N4isgQRGQ
🌡️ HVAC ENGINEERING 🌡️
👉HVAC Basics: youtu.be/klggop60vlM
👉Boilers/AHU/FCU: youtu.be/lDeuIQ4VeWk
👉How Heat Pump works: youtu.be/G53tTKoakcY
👉Heat pumps advanced: youtu.be/G53tTKoakcY
👉Fan Coil Units: youtu.be/MqM-U8bftCI
👉VAV Systems: youtu.be/HBmOyeWtpHg
👉CAV Systems: youtu.be/XgQ3v6lvoZQ
👉VRF Units: youtu.be/hzFOCuAho_4
👉Cooling load calculations: youtu.be/0gv2tJf7nwo
👉Pulley belt calculations: youtu.be/yxCBhD9nguw
👉Pump calculations: youtu.be/99vikjRrlgo
👉Fan and motor calculations: youtu.be/rl-HQRzL-kg
👉HVAC Cooling coils: youtu.be/oSs-4Ptcfhk
👉Cooling towers: youtu.be/UzHJWNL2OtM
⚗️ REFRIGERATION SYSTEMS 🌡️
👉How refrigerants work: youtu.be/lMqoKLli0Y4
👉Thermal expansion valves: youtu.be/oSLOHCOw3yg
👉Refrigeration design software: youtu.be/QqP5aY6liAg
👉Design refrigeration system: youtu.be/TPabv9iDENc
👉Reversing valve: youtu.be/r8n1_6qmsKQ
👉How A/C units work: youtu.be/Uv3GfEQhtPE
⚗️ REFRIGERANTS ⚗️
👉Refrierant retrofit guide: youtu.be/1OqgLcU2buQ
👉Refrigerant types, future: youtu.be/J77a0keM2Yk
👉How refrigerants work: youtu.be/lMqoKLli0Y4
🌊 HYDRONICS 🌊
👉Primary & Secondary system: youtu.be/KU_AypZ-BnU
👉Pumps: youtu.be/TxqPAPg4nb4
👉Pump calculations: youtu.be/99vikjRrlgo
🔥➡️❄️ HEAT EXCHANGERS 🔥➡️❄️
👉Plate Heat Exchangers: youtu.be/br3gkrXTmdY
👉Micro plate heat exchanger: youtu.be/xrsbujk4u6k
💻 DATA CENTERS 💻
👉Data Center cooling: youtu.be/xBxyhxmhigc
🔬 PHYSICS 🔬
👉What is Density: youtu.be/r0Ej0xB-0C8
🎬 DOCUMENTARY 🎬
👉WW2 Bunker HVAC engineering: youtu.be/xEzz-JkPeLQ
In this video, we're going to talk about the circulating pump, why it's important and what circulating pumps are used for.
State Supply is your source for steam and hydronic heating system components, such as steam traps, valves, controls, and pumps (including the industry’s top brand like Bell & Gossett, Taco, and more). Visit statesupply.com or call us toll-free at 877-775-7705 for an unparalleled selection of products, knowledgeable experts, and outstanding customer service.
Learn more here:👉 theengineeringmindset.com/what-is-a-circulating-pump
Check out circulating pumps ➡️ statesupply.com/pump/hydronic
View pump repair & maintenance videos ➡️ youtube.com/statesupply
Download this guide ➡️ statesupply.com/boiler-inspection-checklist
⚡🛠️ TOOLS YOU NEED 🛠️⚡
**************************************
Get this HVACR book ➡️ amzn.to/3XFCaKC
Professional Multimeter -➡️ amzn.to/3xu2Vaw
Good multimeter -➡️ amzn.to/3xrbuTd
Professional clamp meter ➡️ amzn.to/4140FnK
Good Clamp meter ➡️ amzn.to/3xqt2is
Outlet tester ➡️- amzn.to/3kavg2l
Energy monitoring plug ➡️ amzn.to/3SkfPl7
Battery tester -➡️ amzn.to/3S3fHWI
Basic electronics kit ➡️ amzn.to/3xuLiqS
MY FAVOURITE GEAR
🎥 My camera - amzn.to/3YCZ7Q9
🎤 My Microphone - amzn.to/3YYXsUC
⌨️ My Keyboard - amzn.to/3lBsl33
🖥️ My monitor - amzn.to/415BGjW
🎧 My headphones - amzn.to/3lN7R7u
WATCH THESE
Capacitors Explained: ✔️ youtu.be/X4EUwTwZ110
Variable Speed drives ✔️ youtu.be/yEPe7RDtkgo
Centrifugal Pumps ✔️ youtu.be/XpcCUtYzwy0
Pump Charts ✔️ youtu.be/U8iWNaDuUek
👋 SOCIALISE WITH US 👋
*******************************
👉FACEBOOK: facebook.com/theengineeringmindset
👉TWITTER: twitter.com/TheEngMindset
👉INSTAGRAM: instagram.com/engineeringmindset
👉WEBSITE: Http://TheEngineeringMindset.com
👀 Links - MUST WATCH!! 👀
*******************************
⚡ELECTRICAL ENGINEERING⚡
👉How electricity works: youtu.be/mc979OhitAg
👉Three Phase Electricity: youtu.be/4oRT7PoXSS0
👉How Inverters work: youtu.be/ln9VZIL8rVs
👉How TRANSFORMER works: youtu.be/UchitHGF4n8
👉How 3 Phase electricity works: youtu.be/4oRT7PoXSS0
👉How Induction motor works: youtu.be/N7TZ4gm3aUg
👉What is a KWH: youtu.be/SMPhh8gT_1E
👉How induction motor works: youtu.be/N7TZ4gm3aUg
❄️ CHILLER ENGINEERING ❄️
👉Chiller Efficiency improvements: youtu.be/8x3MiO5XjhY
👉Chilled water schematics: youtu.be/ak51DHAiuWo
👉Water cooled chiller advanced: youtu.be/QlKSGDgqGF0
👉Air cooled chiller: youtu.be/0R84hLprO5s
👉Absorption Chiller : youtu.be/Ic5a9E2ykjo
👉Chiller expansion valve: youtu.be/dXiV5YzTZQ4
👉Chiller surge: youtu.be/DQK_-vxObiw
👉Chiller condenser: youtu.be/p5uuPsyqnwU
👉Chiller evaporator: youtu.be/W3w7FpX9j9k
👉Chiller compressor centrifugal: youtu.be/PT0UIqAGacg
👉Chiller cooling capacity: youtu.be/f-N4isgQRGQ
🌡️ HVAC ENGINEERING 🌡️
👉HVAC Basics: youtu.be/klggop60vlM
👉Boilers/AHU/FCU: youtu.be/lDeuIQ4VeWk
👉How Heat Pump works: youtu.be/G53tTKoakcY
👉Heat pumps advanced: youtu.be/G53tTKoakcY
👉Fan Coil Units: youtu.be/MqM-U8bftCI
👉VAV Systems: youtu.be/HBmOyeWtpHg
👉CAV Systems: youtu.be/XgQ3v6lvoZQ
👉VRF Units: youtu.be/hzFOCuAho_4
👉Cooling load calculations: youtu.be/0gv2tJf7nwo
👉Pulley belt calculations: youtu.be/yxCBhD9nguw
👉Pump calculations: youtu.be/99vikjRrlgo
👉Fan and motor calculations: youtu.be/rl-HQRzL-kg
👉HVAC Cooling coils: youtu.be/oSs-4Ptcfhk
👉Cooling towers: youtu.be/UzHJWNL2OtM
⚗️ REFRIGERATION SYSTEMS 🌡️
👉How refrigerants work: youtu.be/lMqoKLli0Y4
👉Thermal expansion valves: youtu.be/oSLOHCOw3yg
👉Refrigeration design software: youtu.be/QqP5aY6liAg
👉Design refrigeration system: youtu.be/TPabv9iDENc
👉Reversing valve: youtu.be/r8n1_6qmsKQ
👉How A/C units work: youtu.be/Uv3GfEQhtPE
⚗️ REFRIGERANTS ⚗️
👉Refrierant retrofit guide: youtu.be/1OqgLcU2buQ
👉Refrigerant types, future: youtu.be/J77a0keM2Yk
👉How refrigerants work: youtu.be/lMqoKLli0Y4
🌊 HYDRONICS 🌊
👉Primary & Secondary system: youtu.be/KU_AypZ-BnU
👉Pumps: youtu.be/TxqPAPg4nb4
👉Pump calculations: youtu.be/99vikjRrlgo
🔥➡️❄️ HEAT EXCHANGERS 🔥➡️❄️
👉Plate Heat Exchangers: youtu.be/br3gkrXTmdY
👉Micro plate heat exchanger: youtu.be/xrsbujk4u6k
💻 DATA CENTERS 💻
👉Data Center cooling: youtu.be/xBxyhxmhigc
🔬 PHYSICS 🔬
👉What is Density: youtu.be/r0Ej0xB-0C8
🎬 DOCUMENTARY 🎬
👉WW2 Bunker HVAC engineering: youtu.be/xEzz-JkPeLQ
![Scroll Compressor Exposed: Understanding Its Mechanical Magic
How do scroll compressors work? What are the main parts, the different types and controls.
Thanks to their unique design, the DSG scrolls deliver equivalent capacity to their R410A/R32/R454B alternatives, with excellent efficiency, and without footprint increase.
🎁Learn more about DSG compressors here: ➡️ https://bit.ly/3YVZUfO
⚡🛠️ TOOLS YOU NEED 🛠️⚡
*******************************
Get this electronics book ➡️ https://amzn.to/41cCJPk
Professional Multimeter -➡️ https://amzn.to/3xu2Vaw
Good multimeter -➡️ https://amzn.to/3xrbuTd
Professional clamp meter ➡️ https://amzn.to/4140FnK
Good Clamp meter ➡️ https://amzn.to/3xqt2is
Outlet tester ➡️- https://amzn.to/3kavg2l
Energy monitoring plug ➡️ https://amzn.to/3SkfPl7
Battery tester -➡️ https://amzn.to/3S3fHWI
Basic electronics ➡️ kit https://amzn.to/3xuLiqS
MY FAVOURITE GEAR
🎥 My camera - https://amzn.to/3YCZ7Q9
🎤 My Microphone - https://amzn.to/3YYXsUC
⌨️ My Keyboard - https://amzn.to/3lBsl33
🖥️ My monitor - https://amzn.to/415BGjW
🎧 My headphones - https://amzn.to/3lN7R7u
👋 SOCIALISE WITH US 👋
*******************************
👉FACEBOOK: https://facebook.com/theengineeringmindset/
👉TWITTER: https://twitter.com/TheEngMindset
👉INSTAGRAM: https://instagram.com/engineeringmindset/
👉WEBSITE: Http://TheEngineeringMindset.com
👀 Links - MUST WATCH!! 👀
*******************************
⚡ELECTRICAL ENGINEERING⚡
👉How electricity works: https://youtu.be/mc979OhitAg
👉Three Phase Electricity: https://youtu.be/4oRT7PoXSS0
👉How Inverters work: https://youtu.be/ln9VZIL8rVs
👉How TRANSFORMER works: https://youtu.be/UchitHGF4n8
👉How 3 Phase electricity works: https://youtu.be/4oRT7PoXSS0
👉How Induction motor works: https://youtu.be/N7TZ4gm3aUg
👉What is a KWH: https://youtu.be/SMPhh8gT_1E
👉How induction motor works: https://youtu.be/N7TZ4gm3aUg
❄️ CHILLER ENGINEERING ❄️
👉Chiller Efficiency improvements: https://youtu.be/8x3MiO5XjhY
👉Chilled water schematics: https://youtu.be/ak51DHAiuWo
👉Chiller crash course: https://youtu.be/K0xAKzdROEg
👉Chiller types: https://youtu.be/gYcNDT1d30k
👉Chillers/AHU/RTU: https://youtu.be/UmWWZdJR1hQ
👉Water cooled chiller Part1: https://youtu.be/0rzQhSXVq60
👉Water cooled chiller Part2: https://youtu.be/3ZpE3vCjNqM
👉Water cooled chiller advanced: https://youtu.be/QlKSGDgqGF0
👉Air cooled chiller: https://youtu.be/0R84hLprO5s
👉Absorption Chiller : https://youtu.be/Ic5a9E2ykjo
👉Chiller/Cooling tower/AHU: https://youtu.be/1cvFlBLo4u0
👉Chiller flow rate: https://youtu.be/tA1_V6-dThM
👉Chiller fault troubleshooting: https://youtu.be/Zu0LVVNNVSw
👉Chiller COP calculation: https://youtu.be/h5ILlZ8nyHE
👉Chiller cooling capacity calcs: https://youtu.be/BZxXIdxVKeY
👉Chiller compressors: https://youtu.be/7Bah spkTY
👉Chiller expansion valve: https://youtu.be/dXiV5YzTZQ4
👉Chiller surge: https://youtu.be/DQK vxObiw
👉Chiller condenser: https://youtu.be/p5uuPsyqnwU
👉Chiller evaporator: https://youtu.be/W3w7FpX9j9k
👉Chiller compressor centrifugal: https://youtu.be/PT0UIqAGacg
👉Chiller cooling capacity: https://youtu.be/f-N4isgQRGQ
🌡️ HVAC ENGINEERING 🌡️
👉HVAC Basics: https://youtu.be/klggop60vlM
👉Boilers/AHU/FCU: https://youtu.be/lDeuIQ4VeWk
👉How Heat Pump works: https://youtu.be/G53tTKoakcY
👉Heat pumps advanced: https://youtu.be/G53tTKoakcY
👉Fan Coil Units: https://youtu.be/MqM-U8bftCI
👉VAV Systems: https://youtu.be/HBmOyeWtpHg
👉CAV Systems: https://youtu.be/XgQ3v6lvoZQ
[0:00] Scroll Compressor Explained
[0:15] Why It’s Called a Scroll Compressor
[0:24] Where Scroll Compressors Are Used in HVAC and Refrigeration
[0:45] Danfoss DSG Scroll Compressors Overview
[1:40] The Compressor’s Role in the Refrigeration Cycle
[2:05] How Refrigerant Compression Increases Pressure and Temperature
[2:21] How the Condenser Works
[2:57] How the Expansion Valve Works
[3:53] How the Evaporator Absorbs Heat
[4:39] Scroll Compressor External Parts Explained
[5:07] Inside a Hermetic Scroll Compressor
[5:22] How the Motor Rotor and Stator Work
[5:53] Motor Temperature Protection Explained
[6:18] Why the Shaft Uses Counterweights
[6:38] What the Oldham Ring Does
[7:18] Fixed Scroll vs Orbiting Scroll Explained
[7:36] Compressor Discharge Valve and Check Valve Explained
[8:16] Why the Compressor Uses a Discharge Chamber
[8:43] Internal Pressure Relief and Motor Protection
[9:05] Compressor Oil Reservoir and Lubrication System
[9:36] How Refrigerant Cools the Compressor Motor
[10:23] How a Scroll Compressor Compresses Refrigerant
[11:15] Why Scroll Compressors Deliver Smooth Continuous Compression
[11:24] Can Scroll Compressors Handle Liquid Refrigerant?
[11:39] What a Crankcase Heater Does
[11:53] Traditional On-Off Scroll Compressor Control
[12:17] Why On-Off Control Is Inefficient
[12:48] Hot Gas Bypass Capacity Control Explained
[13:06] Digital Scroll Compressor Explained
[13:44] How Digital Scroll Capacity Modulation Works
[13:57] Variable Speed Scroll Compressors with VFD
[14:10] Electronic Expansion Valve and Precise Capacity Control Scroll Compressor Exposed: Understanding Its Mechanical Magic](https://i.ytimg.com/vi/e_4ITFCQvts/mqdefault.jpg)





![Why Circuit Breakers DONT Protect People (electric shocks)
How do MCBs work? Get a 30 day free trial and 20% off an annual subscription.🎁 Click here: https://brilliant.org/EngineeringMindset
How do miniature circuit breaks (MCB) work and why do they protect cables not people. What makes the trip, what happens inside, where are they used and how do we read the charts.
Get your mug here:➡️https://engineeringmindset-shop.fourthwall.com/pages/mugs
Join our Patreon:➡️ https://www.patreon.com/theengineeringmindset/
Become channel member:➡️ https://www.youtube.com/channel/UCk0fGHsCEzGig-rSzkfCjMw/join
🎁15% discount on multimeters.➡️ https://bit.ly/15-off-multimeters
(use code EM15 at checkout)
30 Day free trial🎁 Click here: https://brilliant.org/EngineeringMindset
How RCD / GFCI work ➡️ https://youtu.be/TUno2IT-KZY
GFCI / AFCI explained ➡️https://youtu.be/Qi0ynSQw-wc
⚡🛠️ TOOLS YOU NEED 🛠️⚡
*******************************
Get this electronics book ➡️ https://amzn.to/41cCJPk
Professional Multimeter -➡️ https://amzn.to/3xu2Vaw
Good multimeter -➡️ https://amzn.to/3xrbuTd
Professional clamp meter ➡️ https://amzn.to/4140FnK
Good Clamp meter ➡️ https://amzn.to/3xqt2is
Outlet tester ➡️- https://amzn.to/3kavg2l
Energy monitoring plug ➡️ https://amzn.to/3SkfPl7
Battery tester -➡️ https://amzn.to/3S3fHWI
Basic electronics ➡️ kit https://amzn.to/3xuLiqS
MY FAVOURITE GEAR
🎥 My camera - https://amzn.to/3YCZ7Q9
🎤 My Microphone - https://amzn.to/3YYXsUC
⌨️ My Keyboard - https://amzn.to/3lBsl33
🖥️ My monitor - https://amzn.to/415BGjW
🎧 My headphones - https://amzn.to/3lN7R7u
👋 SOCIALISE WITH US 👋
*******************************
👉FACEBOOK: https://facebook.com/theengineeringmindset/
👉TWITTER: https://twitter.com/TheEngMindset
👉INSTAGRAM: https://instagram.com/engineeringmindset/
👉WEBSITE: http://TheEngineeringMindset.com
👀 Links - MUST WATCH!! 👀
*******************************
⚡ELECTRICAL ENGINEERING⚡
👉How electricity works: https://youtu.be/mc979OhitAg
👉Three Phase Electricity: https://youtu.be/4oRT7PoXSS0
👉How Inverters work: https://youtu.be/ln9VZIL8rVs
👉How TRANSFORMER works: https://youtu.be/UchitHGF4n8
👉How 3 Phase electricity works: https://youtu.be/4oRT7PoXSS0
👉How Induction motor works: https://youtu.be/N7TZ4gm3aUg
👉What is a KWH: https://youtu.be/SMPhh8gT_1E
👉How induction motor works: https://youtu.be/N7TZ4gm3aUg
[0:01] Will a Circuit Breaker Protect You from Electric Shock?
[0:12] What a Circuit Breaker Actually Protects
[1:21] Why Breakers Protect Cables and Property
[2:02] How Circuit Breakers Prevent Cable Overheating
[2:15] Overload Trip Example Explained
[2:24] What Device Actually Protects People from Electric Shock?
[2:37] What Circuit Breakers Detect: Overloads and Short Circuits
[2:57] Short Circuit vs Overload Explained
[3:24] How a Circuit Breaker Trips and Resets
[3:47] MCB vs Plug-In Breaker Explained
[4:09] Inside a Consumer Unit / Breaker Panel
[4:57] How Current Flows Through the Breaker Panel
[5:18] Circuit Breaker Parts and Terminals Explained
[6:02] Inside a Circuit Breaker: Main Components
[6:27] Current Path Inside the Breaker
[6:52] How the Breaker Lever and Trip Mechanism Work
[8:52] How the Bimetallic Strip Protects from Overload
[9:45] How the Solenoid Protects from Short Circuits
[10:32] Why the Solenoid Trips Instantly
[11:35] Why Breaker Coils Vary by Current Rating
[12:02] What Happens When the Contacts Open?
[12:17] Arc Formation Inside a Circuit Breaker
[12:45] How the Arc Chamber Extinguishes the Arc
[13:33] Why a 3A Breaker Does Not Trip at Exactly 3A
[13:56] Type B, Type C and Type D Breaker Curves Explained
[14:17] Breaker Trip Curve: Time vs Current
[14:25] How Long a 10A Breaker Takes to Trip at 20A
[14:48] Why a Breaker Won’t Trip at Its Rated Current
[15:12] When a Breaker Trips Instantly
[15:43] Type B vs Type C vs Type D Breakers
[15:59] Why Some Circuits Need Slower Breakers
[16:01] Inrush Current Explained
[16:34] Choosing the Right Breaker for Motors and Appliances
[16:57] Motor Startup Current Example
[17:00] Learn Engineering Math with Brilliant Why Circuit Breakers DONT Protect People (electric shocks)](https://i.ytimg.com/vi/gqEu9t8HwW0/mqdefault.jpg)



