How to Wire a CCU for Power and Cooker Circuits

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 Wiring a Consumer Control Unit (CCU) is one of the most crucial steps in any domestic or commercial electrical installation. A well-wired CCU ensures that all loads are safely protected and separated for easy management and fault detection. In this guide, we’ll walk through how to wire a CCU to support both power sockets and a dedicated cooker circuit. Materials and Tools Required - Consumer Control Unit (double pole) - Miniature Circuit Breakers (MCBs):   - 1 × 32A for cooker   - 1 × 20A for power sockets   - 1 × 63A DP Main Switch - 6mm² cable for cooker - 2.5mm² cable for socket circuit - 10mm² Earth wire (if TT system) - Screwdriver set - Wire stripper - Test meter - PVC conduit or trunking - Proper earthing and bonding conductors Step-by-Step Wiring Process Isolate the Supply Before doing anything, isolate the mains supply to ensure safety. Confirm using a voltage tester that the CCU is not live. Mount the CCU Secure the CCU on a plywood board or wall surface u...
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Top 7 Signs Your Home Needs Electrical Rewiring


Rewiring your home is one of the most important upgrades you can make to ensure electrical safety, system efficiency, and compliance with current standards. Over time, electrical systems degrade due to age, wear, or increasing demand for power from modern appliances. In this article, we explore the top seven signs that your home might be overdue for electrical rewiring — especially relevant for homeowners across Kenya dealing with both aging buildings and evolving technology needs.


1. Frequent Circuit Breaker Trips

One of the earliest signs of wiring issues is a circuit breaker that trips frequently. While breakers are designed to trip as a safety feature, constant tripping usually indicates overloaded circuits, faulty wiring, or short circuits. If resetting your breaker becomes a regular task, it’s time for a professional inspection.


2. Dimming or Flickering Lights

If your lights dim or flicker when you use other appliances (like an iron box, water heater, or microwave), this could point to poor connections or overloaded wiring. Inconsistent lighting is often overlooked but can signal deeper electrical issues within your walls.


3. Burning Smell or Discolored Outlets

Electrical burning smells, especially near sockets or switches, are serious red flags. If you notice any scorch marks, melted outlet covers, or a warm sensation around sockets, switch off the power immediately and call an electrician. These are strong signs of overheating and pose a fire risk.


4. Aluminum or Cloth-Insulated Wiring

Homes built before the 1980s in Kenya may have aluminum wiring or outdated cloth-insulated wiring, both of which degrade over time. These systems are not only inefficient but also hazardous. If your house is older than 30–40 years, have the wiring evaluated by a licensed electrician.


5. Buzzing Sounds from Walls or Fixtures

Electricity should be silent. Buzzing or crackling sounds coming from switches, sockets, or inside walls usually mean that there’s a loose connection, frayed wire, or improper installation. These hidden faults can spark fires if not addressed early.


6. Outdated or Inadequate Electrical Panel

Modern homes require more power than ever — powering TVs, Wi-Fi routers, fridges, freezers, and security systems simultaneously. If your panel still uses fuses or can’t handle your needs, your system is outdated. Upgrading your panel and rewiring the circuits will support your power needs safely.


7. Shocks When Plugging In Devices

Getting even a mild electric shock when plugging in appliances is never normal. It indicates grounding problems or faulty outlets. Rewiring can eliminate these hazards by ensuring grounding and protective devices are installed properly throughout your home.


Bonus Sign: You’re Renovating or Expanding

If you’re adding new rooms, converting your kitchen, or installing high-consumption devices (like air conditioning or electric water heaters), your wiring may not be sufficient. Rewiring allows your electrical system to accommodate new demand safely and legally.


Why Rewiring Is Important

Outdated wiring isn’t just inefficient — it’s dangerous. Electrical faults are one of the top causes of house fires in Kenya. Rewiring ensures your system meets modern safety standards, handles your current power needs, and improves the value of your property.


How the Rewiring Process Works
Here’s what to expect during a rewiring project:


Inspection: Your electrician inspects the condition and capacity of existing wiring and sockets.

Planning: A plan is made for cable routes, sockets, switches, and circuit protection.

Installation: Old wiring is removed, and new cables are installed through walls and ceilings.

Testing: The system is tested using professional tools to ensure safety and performance.

Certification: A certificate of compliance is issued if the work meets regulations.

Conclusion

Electrical rewiring isn’t a luxury — it’s a necessity for safety, reliability, and future readiness. If your home shows any of the warning signs listed above, don’t wait for a major failure. Have your system assessed and, if necessary, rewired by a qualified, licensed professional.


At Precision Electrics, we specialize in affordable, code-compliant rewiring services for homes and businesses across Kenya. Let us bring your old wiring up to modern standards safely and efficiently.


📞 Contact us today for a site visit and a no-obligation quote.

Welcome to PrecisionElectrics, your go-to source for everything electrical and electronics! Whether you’re a homeowner looking to understand basic electrical safety, a tech enthusiast eager to explore the latest innovations, or a professional seeking expert tips, you’ve come to the right place. Our mission is to simplify complex electrical concepts, share practical solutions, and keep you updated with cutting-edge trends that power our modern world. Join us as we dive into circuits, systems, and technologies that illuminate our lives and drive progress every day.

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10 Signs Your Home Needs Electrical Rewiring

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Old or faulty wiring can put your home at risk of electrical fires or appliance failure. Here are 10 signs that it may be time for a professional inspection: 1. Frequent circuit breaker trips 2. Dimming or flickering lights 3. Burning smells or discolored outlets 4. Sparking outlets or switches 5. Two-prong (ungrounded) outlets 6. Outdated fuse box instead of circuit breakers 7. Buzzing sounds from electrical panels or outlets 8. Hot outlets or switch plates 9. Aluminum wiring instead of copper 10. Home built more than 30 years ago without upgrades Consulting a certified electrician ensures safety and code compliance. Click here to get a qualified electrician.
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Ring circuit for socket outlets.

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How to Replace a Fluorescent Tube – Step-by-Step Guide

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