Uploaded November 2022 | Updated September 2026, 2 weeks ago

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Have you ever wondered how multispeed pumps work? In this video, we'll explain how multispeed pumps work.
Check out circulating pumps ➡️ statesupply.com/pump/hydronic
View pump repair & maintenance videos ➡️ youtube.com/statesupply
Download this guide ➡️ statesupply.com/boiler-inspection-checklist

Learn more here:👉 theengineeringmindset.com/how-multispeed-pumps-work

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WATCH THESE
Capacitors Explained: ✔️ youtu.be/X4EUwTwZ110
Variable Speed drives ✔️ youtu.be/yEPe7RDtkgo
Centrifugal Pumps ✔️ youtu.be/XpcCUtYzwy0
Pump Charts ✔️ youtu.be/U8iWNaDuUek

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👀 Links - MUST WATCH!! 👀
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⚡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
👉Air cooled chiller: youtu.be/0R84hLprO5s
👉Absorption Chiller : youtu.be/Ic5a9E2ykjo
👉Chiller/Cooling tower/AHU: youtu.be/1cvFlBLo4u0
👉Chiller flow rate: youtu.be/tA1_V6-dThM
👉Chiller fault troubleshooting: youtu.be/Zu0LVVNNVSw
👉Chiller COP calculation: youtu.be/h5ILlZ8nyHE
👉Chiller cooling capacity calcs: youtu.be/BZxXIdxVKeY
👉Chiller compressors: youtu.be/7Bah__spkTY
👉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