News

1500V DC SPD Explained: What it is & why modern solar plants need it

CNC Electric Pakistan 0 Comments

As the global solar industry shifts toward utility-scale and high-capacity photovoltaic (PV) plants, system voltages have increased from 600V and 1000V to 1500V DC. While higher voltage improves efficiency and reduces balance-of-system costs, it also dramatically increases surge and lightning risk. This is why the 1500V DC Surge Protection Device (SPD) has become a...

Difference Between MCB, MCCB, and ACB Circuit Breakers: Complete Guide

CNC Electric Pakistan 0 Comments

Electrical protection devices are the backbone of safe electrical systems in homes, commercial setups, and industrial environments. Among these, circuit breakers play a critical role in protecting electrical circuits from overloads, short circuits, and faults. The most widely used types are MCB (Miniature Circuit Breaker), MCCB (Molded Case Circuit Breaker), and ACB (Air Circuit...

Difference Between Residual Current Breaker with Overload (RCBO) and Earth Leakage Circuit Breaker (ELCB)

CNC Electric Pakistan 0 Comments

Electric safety is extremely important in homes, offices, and industries. Two critical devices used for electrical protection are RCBO and ELCB. Understanding RCBO vs ELCB, their working principles, types, and differences is essential for safe electrical installations. This guide will cover everything you need to know, including what is an RCBO, ELCB meaning, RCCB...

Guide to Automatic Transfer Switch (ATS) for Homes and Businesses

CNC Electric Pakistan 0 Comments

Power outages are common in Pakistan, affecting homes, offices, factories, hospitals, and commercial buildings. An Automatic Transfer Switch (ATS) is a smart electrical solution that ensures uninterrupted power by automatically switching between main utility supply and backup power sources like generators or solar systems. This guide explains what an ATS is, how it works,...

Top 5 Signs You Need a Voltage Protector at Home in Pakistan

CNC Electric Pakistan 0 Comments

In Pakistan, unstable electricity is not just an inconvenience it is a serious risk for home appliances. Due to Pakistan voltage fluctuations, overloaded grids, outdated wiring, and uneven load distribution, homes frequently face voltage issues. Without proper power protection, sensitive electronics like ACs, refrigerators, and smart devices suffer permanent damage. This is why CNC...

CNC Smart WiFi Breaker – The Best Solution for Geyser, AC & Home Automation

CNC Electric Pakistan 0 Comments

With rising electricity costs and increasing demand for automation, homeowners in Pakistan are now shifting toward smart electricity control solutions. The CNC Smart WiFi Breaker is one of the most advanced and reliable options available today. It combines safety, energy monitoring, and automation into one smart circuit breaker, making it ideal for geyser, air...

SPD vs No SPD: Real Cost of Voltage Surges on Your Solar and Home Wiring

CNC Electric Pakistan 0 Comments

In today’s world, voltage surges are becoming more common due to unstable grids, lightning protection issues, and the heavy use of electronic appliances. Whether you are running a solar system or relying on standard home wiring, understanding SPD vs No SPD can save you from major financial loss. An SPD (Surge Protection Device) ,...