Skip to content ⚡ NEW · Free Battery Backup Calculator — built on real lab discharge tests →
Su-vastika — A Rotomag Company

Kunwer Sachdev

205 articles

Page 2 of 18

Su-vastika Solar PCU Mobile App: Every Setting Explained by its Creator
5 Jun 2026

Su-vastika Solar PCU Mobile App: Every Setting Explained by its Creator

Nobody explains their own app, setting by setting. The Su-vastika Solar Hybrid PCU mobile app — on Google Play and the App Store — explained screen by screen by its creator…

Inverter or UPS Not Working? Troubleshooting Guide: 6 Common Problems & Fixes
4 Jun 2026

Inverter or UPS Not Working? Troubleshooting Guide: 6 Common Problems & Fixes

Inverter not working? Diagnose the 6 most common inverter/UPS problems from the warning lights — no output, battery-low shutdown, overload, short circuit, mains not sensing and MCB tripping — with step-by-step fixes from Su-vastika's own service manual.

Inverter/UPS Charging Explained: Charger Capacity, Charging Time, ATC & Battery Life
2 Jun 2026

Inverter/UPS Charging Explained: Charger Capacity, Charging Time, ATC & Battery Life

The charging section is the most important part of an inverter/UPS — it decides charging time, battery life and even your electricity bill. Here's how charger capacity, battery type, six-stage charging, ATC and efficiency all work together.

Why Is My Inverter Not Charging the Battery? Causes & Fixes
2 Jun 2026

Why Is My Inverter Not Charging the Battery? Causes & Fixes

Inverter not charging the battery? Most causes are simple — a tripped fuse, loose terminal, low mains voltage or a tired battery. Here's how to diagnose and fix every common reason an inverter/UPS stops charging.

Retrofit Lithium Battery Guide: Replace Lead-Acid Without Changing Your Inverter
19 May 2026

Retrofit Lithium Battery Guide: Replace Lead-Acid Without Changing Your Inverter

How to retrofit a lithium battery into your existing inverter without replacing it — compatibility guide, step-by-step process, backup time comparison, and 10-year cost analysis.

Online UPS Systems for Servers & Critical Infrastructure: Complete Guide India
19 May 2026

Online UPS Systems for Servers & Critical Infrastructure: Complete Guide India

Complete guide to online UPS systems for servers and critical infrastructure in India — double conversion explained, online vs line-interactive vs offline, sizing guide, and three-phase UPS.

Battery Energy Storage Systems (BESS) for Commercial & Industrial India: Complete Guide
19 May 2026

Battery Energy Storage Systems (BESS) for Commercial & Industrial India: Complete Guide

Complete guide to Battery Energy Storage Systems (BESS) for commercial and industrial businesses in India — how they work, BESS vs diesel generator, ROI analysis, and sizing guide.

Lift Inverter / ERD: Complete Guide for Building Owners in India
19 May 2026

Lift Inverter / ERD: Complete Guide for Building Owners in India

Complete guide to lift inverters and Emergency Rescue Devices (ERDs) for building owners in India — compliance requirements, sizing guide, ERD vs generator, and lithium-powered ERDs.

Home UPS & Inverter Buying Guide India 2026: Everything You Need to Know
19 May 2026

Home UPS & Inverter Buying Guide India 2026: Everything You Need to Know

Complete home UPS and inverter buying guide for India 2026 — VA rating explained, pure sine wave vs modified, ATC technology, battery sizing calculator, and model comparison.

Solar Hybrid PCU & MPPT Charge Controllers: Complete Guide for Indian Homes
19 May 2026

Solar Hybrid PCU & MPPT Charge Controllers: Complete Guide for Indian Homes

Complete guide to solar hybrid PCUs and MPPT charge controllers for Indian homes — how they work, MPPT vs PWM, system sizing, government subsidies, and ROI calculation for 2026.

Complete Guide to Lithium Batteries for Home Inverters in India
19 May 2026

Complete Guide to Lithium Batteries for Home Inverters in India

Everything you need to know about lithium batteries for home inverters in India — LiFePO4 chemistry, BMS, depth of discharge, cycle life, cost comparison, and complete sizing guide.

The Next Generation of Power Backup: How Su-vastika’s Patented Technology Stacks Up Against Industry Leaders
20 Sept 2025

The Next Generation of Power Backup: How Su-vastika’s Patented Technology Stacks Up Against Industry Leaders

Choosing the Right Power Backup: A Comprehensive Comparison of Leading Inverter Brands Navigating the market for power backup solutions can be challenging with so many brands and technologies available. This comparison provides a detailed look at the key features of some of India’s top inverter brands, including Luminous, V-Guard, Microtek, Exide, and Su-kam, while also […]