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Introducing the Lift Inverter ERD Backup Calculator — Designed by Our Mentor, Kunwer Sachdev
A power cut should never trap anyone in a lift. We are introducing a free Lift Inverter ERD backup calculator — designed by our mentor Kunwer Sachdev, the inventor of the ERD — that tells you exactly how much battery backup your elevator really needs.
Pure Sine Wave Lithium UPS 5500 — Power That Never Blinks
Meet the Pure Sine Wave Lithium UPS 5500 — a clean-power inverter built around an intelligent 44V lithium battery system and ready for solar from day one. Grid-quality electricity for your home or office, even when the grid has other plans.
How the Su-vastika Bluetooth & Wi-Fi Smart UPS App Works
Your UPS no longer sits silently in a corner. With Su-vastika's patented Bluetooth and Wi-Fi technology, you can monitor your inverter's battery, load and grid status in real time — and even reset overloads — right from your phone.
Su-vastika Solar PCU 5500: Every Power-Flow Condition, Explained with Diagrams
A condition-by-condition visual guide to the Su-vastika Solar PCU 5500 — grid charging, solar sharing, save-the-bill mode, power-cut backup, float and low-battery sleep, plus its protection logic — each with an animated power-flow diagram.
Kunwwer.ai: Three Decades of Founder Wisdom, Now an AI Co-Pilot for Indian Startups
Kunwwer.ai is an AI co-pilot for Indian founders built on Kunwer Sachdev's 35+ years of experience — legal battles, export strategy, and brand building all encoded into three modules: Legal Shield, Marketing Engine, and Export Hub.
Solar Hybrid PCU with Bluetooth
First Solar Hybrid PCU with Bluetooth based mobile application launched by Su-vastika. This is the Solar PCU with Bluetooth application which can be represented with the mobile app very easily as it has so many settings and scenarios to understand and for the common man it’s very tough to understand Solar PCU without the mobile […]
Solar Hybrid PCU Load Sharing on the Mobile App: Monitor & Control
Your solar system, in your pocket. A Su-vastika solar hybrid PCU combines UPS load management, mains-mode solar sharing and IoT connectivity — and the dedicated app makes solar PCU load sharing monitoring on mobile effortless. Watch solar, grid and battery share your load in…
How Much Backup Will Your Battery Really Give? Use the Free Calculator Built on My Lab Tests
Brochure backup numbers fail because they ignore how batteries really behave under load. Kunwer Sachdev explains the free backup calculator at inverterindia.com, built on his own minute-by-minute discharge tests of 150Ah and 200Ah tubular batteries.
Solar PCU LCD Display Messages Explained — Backup Mode, Mains Mode, Faults & Rotary Switch
The LCD on your Solar PCU is telling you something specific every time it shows a message. This guide decodes every display message — backup mode, mains mode, overload, battery low cut, high/low cut, solar mode — plus the three rotary switch positions and what they do.
How to Connect Your Solar PCU to the App: Bluetooth and Wi-Fi Step-by-Step Guide
The BLE and Wi-Fi dongle turns your Solar PCU into a smart system you can monitor and control from your phone. This step-by-step guide covers both Bluetooth and Wi-Fi connection methods — dongle setup, scanning, pairing, OTP login, and adding your device for remote monitoring.
How Solar Hybrid PCU MPPT Works: 4 Real Scenarios Every User Must Know
Most solar PCU users do not realise their system has four distinct operating modes. Kunwer Sachdev — who designed Solar PCUs at Su-Kam — explains each scenario: what triggers it, how the PCU manages solar, grid, and battery together, and why Scenario 4 is the one that actually reduces your electricity bill.
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…