Eleqon

17/09/2026

AUTOMATIC DOOR CONTROL USING PLC
A practical PLC automation concept using PIR sensor, opening sensor, closing sensor, timer logic, forward/reverse motor control, and 24 VDC power supply.

17/09/2026

12-Terminal Three-Phase Motor – Delta (Δ) Connection
This educational diagram shows the Delta (Δ) winding connection of a 12-terminal three-phase motor, including A1–C2, B1–A2, and C1–B2 jumper connections and the L1, L2, L3 three-phase supply.

16/09/2026

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⚙️ AC Motor – Main Parts Explained
A clear visual guide to the essential parts of an electric motor: Stator, Rotor, Shaft, Bearings, Frame, Fan, Deflector Shield, Junction Box, Terminals & Front Cover.
Understanding each component is the foundation of motor operation, maintenance, troubleshooting and electrical engineering.

15/09/2026

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Electrical Control Wiring Diagrams
DOL • Forward/Reverse • Star-Delta Control Circuits
A simple visual guide for understanding motor control wiring, contactor interlocking, overload protection, and timer-based Star-Delta control.

15/09/2026

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clear reference for understanding 440V 3-phase motor power wiring and 220V control circuit wiring with contactor K1, 24V DC supply, fuse, emergency stop, stop/start push buttons, overload protection, and pilot lamp.
🔧 Power Circuit: 440V AC, 3-Phase
⚡ Control Circuit: 220V AC → 24V DC
🔌 Main Contactor: K1
🛑 Protection: MCB, Fuse & Emergency Stop
▶️ Control: START / STOP Push Buttons

14/09/2026

Laser Beam Door Security Alarm Circuit!
A simple and interesting setup using a power supply, relay, push button, and beam sensors to detect unauthorized entry. ⚡🔴🚪

14/09/2026

Contactor NC Contact — Normally Closed
A simple visual guide to understand the 21–22 NC auxiliary contact and A1–A2 coil terminals of a contactor.

13/09/2026

Laser Beam Door Security Alarm Circuit!
A simple and interesting setup using a power supply, relay, push button, and beam sensors to detect unauthorized entry.

13/09/2026

“Someone sent me this earthing installation. What do you think about this earthing arrangement