DC Bus Voltage in VFD | Function, Formula & Testing in Urdu | Complete Guide for Electricians" скачать в хорошем качестве

DC Bus Voltage in VFD | Function, Formula & Testing in Urdu | Complete Guide for Electricians"

DC Bus Voltage in VFD | Function, Formula & Testing | Complete Guide in English / Urdu In this video, we will explain everything about DC Bus Voltage in a Variable Frequency Drive (VFD) — how it is created, what its function is, and how to measure and test it using a multimeter safely. You will also learn where the 1.35 or 1.41 multiplier comes from, what ripple voltage means, and how to identify weak DC Bus capacitors or faults in the system. --- ⚙️ Topics Covered: What is DC Bus in a VFD Function of DC Bus DC Bus Voltage Formula (VDC = VL-L × 1.35) Ripple Voltage Explained How to Measure DC Bus Voltage using Multimeter Normal Voltage Range (for 220V & 400V Systems) Common DC Bus Faults (Overvoltage / Undervoltage / Capacitor Weak) Safety Precautions during Measurement 🔢 Formulas Explained: For 400V AC → 400 × 1.35 = ≈540V DC For 230V AC → 230 × 1.35 = ≈310V DC 💡 Best For: ✅ Electricians ✅ Industrial Technicians ✅ Maintenance Engineers ✅ Electrical & Automation Students 📌 Watch till the end to understand how to check, test, and troubleshoot DC Bus Voltage like a professional and ensure your VFD system runs smoothly and safely. #VFD #DCBusVoltage #ElectricalEngineering #VFDTraining #Automation #IndustrialMaintenance #ElectricianGuide #VFDInUrdu #ABBVFD #DeltaVFD #SchneiderVFD #DCBus #VFDTesting #UrduTechnical #ElectricalTutorial