Learn About Smart Metering
Guides and insights for housing society managers, builders, and industry buyers.
Technical InsightsWhat Is a DCU — And Why Every Smart Meter System Needs One
A DCU — Data Concentrator Unit — is the backbone of every smart metering system. It collects readings from hundreds of meters, buffers data during outages, relays commands from the server, and pushes everything to the cloud. Here is how it works and why placement matters.
6 min read · 21 June 2026
Technical InsightsWhy Residents Get DG Alerts Late — And How PES Solves It
In most smart meter systems, residents find out DG has started 10–30 minutes after it happened. Here's why — and how PES's DG Modem solves it at the hardware level with event-driven detection.
4 min read · 21 June 2026
TechnicalPrepaid Electricity Meters for Builders & Developers: Complete MEP Specification Guide (2026)
A complete guide for builders, developers, and MEP consultants on specifying the right prepaid energy meters for residential projects — covering flat types, common areas, RERA compliance, and BOQ details.
9 min read · 15 June 2026
HousingWhat is a Prepaid Electricity Meter? Complete Guide for PG & Hostel Owners (2026)
Everything PG and hostel owners need to know about prepaid electricity meters — how they work, why residents prefer them, and how to choose the right model for your property.
8 min read · 15 June 2026
TechnicalWhere to Install Single Phase vs Three Phase Meters in a Residential Society - A Field Guide for Builders, Developers and MEP Contractors
Specifying the wrong meter type in MEP drawings is one of the most expensive mistakes a contractor can make. This field reference covers the 7 kW rule, apartment-type mapping, common area loads, BIS certification requirements, and a sign-off checklist for residential projects.
8 min read · 11 June 2026
TechnicalSingle Phase vs Three Phase Electricity: What Every PG and Hostel Owner Must Know Before Installing Meters
Choosing the wrong meter type is one of the most common and costly mistakes PG owners make. This guide explains the difference between single-phase and three-phase metering, when each applies, and how to set up room-wise billing that stands up to scrutiny.
7 min read · 11 June 2026
TechnicalWhat Is a Prepaid Electricity Meter? A Complete Guide for Property Owners
A prepaid electricity meter deducts energy consumption from a pre-loaded wallet balance, eliminating month-end billing cycles and unpaid dues. Here is everything a housing society RWA, PG owner, or builder needs to know before installing one.
6 min read · 11 June 2026
TechnicalHow IoT Connectivity Changed Energy Management in Indian Housing Societies
When PES first connected energy meters to the internet in 2008, it was a pilot. Today, IoT metering is the standard for any society wanting to eliminate manual reading forever.
5 min read · 9 June 2026
BIS IS:13779 Certification - What It Is and Why You Should Only Buy Certified Meters
IS:13779 is the mandatory BIS standard for static energy meters sold in India. Buying a non-certified meter is both a compliance risk and a quality risk.
4 min read · 7 June 2026
TechnicalPrepaid vs Postpaid Energy Metering - A Buyer's Guide for Housing Societies
Prepaid meters eliminate billing disputes and defaulters. Postpaid offers more flexibility. Here is how to decide which model is right for your society.
5 min read · 5 June 2026
TechnicalDual-Source Energy Metering - Why One Meter for Grid and DG Changes Everything
Most housing societies run two sources of electricity but bill only one accurately. Dual-source metering fixes this at the hardware level - one meter, two input channels, zero estimates.
6 min read · 3 June 2026
Electricity Theft in Housing Societies - How Smart Meters Put an End to It
Electricity theft shows up as an unexplained gap between your main meter and the sum of all sub-meter readings. In large societies, this gap can be 8-15% of total consumption.
5 min read · 28 May 2026
DG Billing in High-Rise Buildings - The Complete Guide
DG billing is the single biggest source of billing disputes in Indian housing societies. The root cause: in most societies, DG billing is an estimate, not a measurement.
7 min read · 25 May 2026
5 Signs Your Housing Society Needs New Energy Meters (Not Just AMC)
AMC can fix a broken meter. It can't fix a meter that was never capable of measuring what you need. Here are 5 signs you need an upgrade, not maintenance.
4 min read · 20 May 2026
What Is AMC for Energy Meters - What's Included, What's Not
AMC contracts for energy meters vary widely in scope. Some offer comprehensive cover; others are little more than a call-out service. Here is how to read the fine print.
5 min read · 15 May 2026
How to Choose a Smart Metering Vendor for Your Housing Society
Selecting a smart metering vendor is a 10-year decision. The wrong choice means decade-long billing problems. Here is how to evaluate correctly.
6 min read · 10 May 2026
Sub-Metering for Factories - Tracking Energy by Machine, Floor, and Shift
The factory energy bill is one line item on a P&L. Sub-metering breaks it into hundreds of lines - and reveals which machines and shifts are driving the cost.
5 min read · 5 May 2026
How MEP Contractors Can Add Smart Metering to Their Service Portfolio
Smart metering is increasingly specified in MEP tenders. Contractors without a certified manufacturer partner are losing bids.
4 min read · 1 May 2026
IoT Energy Monitoring for Factories - From Meter to Dashboard to Decision
Data from IoT meters is only useful when it drives decisions. Here is how a well-designed monitoring stack converts raw readings into energy cost reductions.
5 min read · 25 April 2026
IS 16444 - What the Grid-Side Metering Standard Means for Builders
IS 16444 is getting attention as the government's AMI rollout accelerates. But it applies to grid-side meters managed by DISCOMs, not to the sub-meters inside your building.
4 min read · 20 April 2026
RegulatoryDISCOM Smart Metering vs Society Sub-Metering - Two Different Problems
The government is rolling out smart meters to DISCOMs nationwide. But these meters sit at the grid interface. Your society still needs its own sub-metering.
4 min read · 15 April 2026
From IAF Avionics to Faridabad Factory: The 25-Year Journey of PES Electricals
C.P. Yadav spent 17 years maintaining aircraft electronics for the Indian Air Force. In 1998, he brought that precision engineering culture to Faridabad and built the company that would invent India's first dual-source energy meter.
6 min read · 5 April 2026
India's First Dual-Source Meter - How PES Invented It
In 2008, no meter existed in India that could accurately measure both grid and DG consumption on a single device. PES built one. Here is the story.
5 min read · 1 April 2026
What a 15,000-Meter Sub-Metering Deployment Actually Looks Like
A 15,000-meter deployment is not just a supply project. It is a logistics, commissioning, and software challenge of a different order. Here is what we learned.
5 min read · 25 March 2026
One Vendor, One Contract - Why End-to-End Accountability Matters in Smart Metering
Multi-vendor metering creates an accountability gap nobody owns. When something breaks, every vendor points to another. Here is why one-vendor delivery produces better outcomes.
4 min read · 20 March 2026