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PEE Electrical Plan Approval Services PH

Official Electrical Plan Review and Sealing services across the Philippines by a Licensed PEE.

27/07/2026

🔧 STOP Making This 3-Phase Motor Winding MISTAKE! (4-Pole 1400 RPM)

🚨 Common errors in 3-phase 4-pole motor connections that cause motor failure:

❌ **Why This Connection Gets Criticized:**
1. **Reversed coil polarity** - Creates weak magnetic field
2. **Wrong phase grouping** - Causes unbalanced current
3. **Incorrect lead identification** - Motor runs backwards or not at all
4. **Improper pole connection** - Wrong RPM or excessive heating

✅ **Correct 4-Pole Winding Formula:**
- Total slots ÷ (3 phases × 4 poles) = Coils per group
- For 1400 RPM: Synchronous speed = 1500 RPM (50Hz) or 1800 RPM (60Hz)
- Slip = ~4-6% for proper torque

🔧 **Pro Tips:**
→ Double-check start & end leads (S-E markings)
→ Verify resistance balance between phases
→ Test rotation before final assembly
→ Use proper insulation between coil groups

💬 Comment below if you've faced issues with 4-pole connections!

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21/07/2026

How to Wind a 3-Speed Mixer Grinder Coil (750W)

Master the art of 3-speed mixer grinder rewinding with this detailed diagram!

**Key Specs:**
⚡ 750 Watts | SWG 24 | 34mm Core

**Understanding the Taps:**
This winding uses a clever tap system:
- **175 Turns** = High Speed setting
- **70 Turns** = Speed reduction taps
- **Combined (175+70)** = Medium Speed

**Connection Guide:**
1️⃣ Common lead connects to Neutral
2️⃣ Speed switch controls the Phase connection
3️⃣ Carbon brushes complete the circuit

The diagram clearly shows how different turn combinations create 3 distinct speeds. Save this for your next mixer repair!

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13/07/2026

📘 Visual Guide: 6-Pole Motor Winding (980 RPM)

Confused about 6-pole connections? This diagram overlays the schematic right onto the stator to show you exactly how the coils are arranged.

**Specs:**
* **Voltage:** 240 Volt
* **Speed:** 980 RPM (6 Poles)

**Wiring Tips:**
1️⃣ Join R1 and S1 for the Neutral line.
2️⃣ R2 goes to Live and one side of the Capacitor.
3️⃣ The Starting winding (S2) connects to the other side of the Capacitor.

Save this post for your next rewind job! ️

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11/07/2026

2-Pole Motor Schematic: Running vs. Starting Coils

Here is a clear technical breakdown of a 2-pole single-phase induction motor winding.

✅ **Pink Diagram:** Main/Running Winding connection (R1, R2).
✅ **Blue/Pink Diagram:** Combined connection showing the Auxiliary/Starting Winding (S1, S2) overlaid on the main winding.

This visual guide helps you verify your coil grouping and terminal connections before making final joins. Great reference for rewinding 2800 RPM motors.

Credit: Hi Power Electric Works

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09/07/2026

How to Rewind a 1 HP Monoblock Motor? Full Data Inside!

Need the exact winding data for a 24-slot, 2800 RPM motor? We've got you covered.

Swipe through to see:
1️⃣ The handwritten data sheet (Pitch, Turns, Coil Size, SWG).
2️⃣ The connection diagram for Running and Starting leads.
3️ Real photos of the finished winding.

**Key Data:**
* Running Wire: SWG 21
* Starting Wire: SWG 24
* Voltage: 220-230V

Don't guess your turns—use proven data! 🛠️

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07/07/2026

⚒️ Almonard 410W Fan Motor Rewinding: Before & After

Freshly wound 410W Almonard exhaust fan motor ready to go! 🌬️

We started with a burnt 24-slot stator and rewound it to original factory specifications.
✅ **Running Coil:** SWG 25 wire, 2 sets of coils.
✅ **Starting Coil:** SWG 27 wire, 2 sets of coils.
✅ **Connection:** Proper capacitor start connection for 240V supply.

I've included the full data sheet (Turns, Pitch, Coil Size) and the wiring diagram so you can replicate this job. Save this post for your next repair! ️

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05/07/2026

🔌 Master the 3-Phase 12-Group Coil Connection!

Here is the proper connection diagram for a 3-phase, 4-pole motor winding with 12 coil groups. ⚒️

This visual guide breaks down exactly how to link the phases (U, V, W) using the color-coded

"IN" and "OUT" terminals. Whether you are a professional electrician or learning the trade, this schematic for a 440V motor is a great reference for your next rewinding job.

Save this post for later! 🛠️

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02/07/2026

Big shout out to my newest top fans! 💎 Pakage Magapai

Drop a comment to welcome them to our community,

01/07/2026

⚡ 220V Motor Winding Diagram: Main vs. Auxiliary Connections

Confused about motor wiring? Check out this clear schematic from Hi Power Electric Works. It illustrates the stator winding layout and the terminal connections for a standard single-phase motor.

**Key Terminals:**
🔹 **R1 & R2:** Main Winding (Red)
🔹 **S1:** Auxiliary Winding (Black)
🔹 **Formula:** R1+S1 = Phase (P) | R2+Capacitor = Neutral (N)

Master your motor winding skills today!

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30/06/2026

🚨 The Hidden Enemy of Power Quality: Harmonics Explained

Harmonics are the silent killers of electrical efficiency. From overheating transformers to nuisance tripping of protective devices, these unwanted frequencies cause major headaches in industrial plants and data centers. But don't worry—solutions like harmonic filters and line reactors exist. Save this infographic to learn how to mitigate harmonic distortion and improve your system's reliability! 🛠️📊

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