Energy & Electricity Basics
Understand the fundamentals of electricity and smart energy management. Learn how home power systems work, essential electricity concepts, and the principles behind energy-efficient technologies.
Understand the difference between 120V and 240V thermostat wiring, when a relay power supply is required, and how to connect safely at home.
Thinking about installing a new appliance?Maybe you’re moving into a new home and wondering if your laundry room has the right outlet for your dryer. Or perhaps you just bought a portable air conditioner or even an EV charger. One of the first questions that pops up is simple but important: how to tell if […]
Learn the knowledges with 120V and 240V Baseboard Heater Smart Thermostats Installations. Understand single-pole vs double-pole, and 2-wire, 3-wire, 4-wire wiring options.
Visualize and Plan Your Home Electrical System Planning your home’s wiring can feel overwhelming, especially when upgrading appliances or preparing for EV installation. Home Electrical Load Calculator by Grus.io is a free electrical load calculator built for homeowners, DIYers, and electricians. With a visual interface, you can map circuits and use the exact home circuit […]
If you're living in North America, chances are your home uses a split-phase 120/240V electrical system. This setup powers everything from your lights and outlets (120V) to high-draw appliances like dryers, HVAC systems, and water heaters (240V). But here’s the problem: most homeowners have zero visibility into how much electricity each part of the home […]
Learn how multi-circuit energy meters improve real-time power tracking in commercial setups. Explore key features, benefits, and applications.
Learn the differences between 120V, 120V/240V, and 120V/208V AC voltage waveforms, their applications, and voltage calculations. Discover how split-phase and three-phase power work and optimize energy usage with smart meters.
Explore the components, wiring structure, and common compliance issues of a 120/208V three-phase electrical panel . Learn how to safely install CT clamps, detect load imbalances, and use Grus smart meters for real-time power monitoring and energy optimization.
Learn about North American voltage systems (120/240V, 120/208V, 277/480V), their applications, wiring configurations, and how smart meters like Grus WattPanel-2X optimize energy efficiency for homes and businesses.
What phase is normal American home power? Learn the key differences between Single-Phase, Split-Phase, and Three-Phase power, how they are used in homes and businesses, and how to monitor your electricity usage with Grus Smart Meters for better energy efficiency and cost savings.
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