Lighting
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How to Calculate the Floor Area For General Lighting?
Determining the Floor Area of a Dwelling Unit For General Lighting – Solved Example Based on NEC-2023 Sizing Floor Area for Lighting Determining the number of general lighting circuits in…
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How to Determine the Number of Lighting Branch Circuits?
How to Determine the Number of Lighting Branch Circuits for Dwelling and Non-Dwelling Units – NEC 2023 According to NEC Article 100 – Definitions, a branch circuit refers to the…
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How to Determine the Number of Branch Circuits? – 3 Ways
How Many Branch Circuits Do You Need in a Dwelling Unit for Lighting Applications? 3-Methods with Examples Before determining the required number of circuits and associated calculations, let’s define and…
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Why Does the High-Wattage Bulb Glow Brighter in a Parallel Circuit?
Why Does a High-Voltage Bulb Glow Brightly When Connected in a Parallel Circuit, While a Low-Voltage Bulb Glows Dimly in the Same Circuit? Three light bulbs are connected in a…
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Why Does the High-Wattage Bulb Glow Dimmer in a Series Circuit?
Why Does a High-Wattage Bulb Glow Dimly When Connected in a Series Circuit, While a Low-Voltage Bulb Glows Brightly in the Same Circuit? Three light bulbs are connected in a…
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How to Wire Twin Timer for Repeated ON-Delay in Cycle Mode?
Wiring Digital Twin Timer in Repeated ON Delay Cycle Mode In our previous wiring tutorial, we discussed how to wire a one-shot timer using a twin timer for delay. In…
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How to Wire Twin Timer for 120V/240V Circuits – ON/OFF Delay
Wiring Digital Twin Timer for ON/OFF Delay Operations in 120 and 240V Circuits As the name suggests, a digital twin timer performs dual operations in a single circuit. It can…
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Why are there Small Red Lights Around the CCTV Cameras?
What is the Purpose of the Red LEDs around a CCTV Security Camera? The small red lights around CCTV (Closed Circuit Television) cameras are typically infrared (IR) LEDs (Light Emitting…
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How to Reverse Operation of Photo Eye using ST01 Timer?
How to Reverse a Photo Eye Circuit for 120V-277V AC and 12-24V DC Load Circuits using ST01 Timer? As the ordinary dusk-dawn or photo eye night light circuit works such…
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How to Wire Twin Timer with Photo Eye Circuit for Time Delay?
Wiring the Twin Timer with Photocell to Delay Switching-OFF Operation of the Light at Dusk In today’s wiring guide, we will illustrate how to wire a twin timer with a…
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