Battery Maintenance

Battery Discharger / DC Load Bank

Ensures batteries deliver rated capacity

Stepwise load control for accuracy

Rugged construction for repeated use

Flexible for multiple DC system voltages

Technical Specifications

SpecificationDetails
TypeResistive (FeCrAl / AISI 304 SS wire)
System Voltages24V, 48V, 110V, 125V, 220V DC
MonitoringBattery Voltmeter & Ammeter
Load ControlStepwise variation via contactors
CoolingForced air cooling with redundant fans
EnclosureIP20 (others on request), customizable paint shade
OptionsNatural cooling, enhanced reporting, custom enclosures

Reliable Testing for Assured Performance
Batteries kept on float charge can gradually lose capacity, creating a false sense of security. Chhabi’s Battery Dischargers and DC Load Banks provide the means to test, analyze, and condition battery systems, ensuring they can deliver their full rated capacity when required

Accurate Battery Testing with Industrial-Grade Reliability

Rugged Industrial Design

Built with FeCrAl or AISI 304 SS resistance elements for repeated use.

Universal Application

Supports 24V, 48V, 110V, 125V, and 220V DC systems.

Stepwise Load Control

Multiple resistance steps with contactors for gradual load variation.

Efficient Cooling System

Forced air cooling with redundant fans ensures stable performance.

Enhanced Options

Natural cooling, customized enclosures, and advanced reporting available

Industries We Serve

Power Generation & Utilities

 Reliable DC power for control, protection, and backup across thermal, nuclear, hydro, renewable plants, and utility operations.

Heavy & Resource Industries

Rugged DC systems designed to perform in demanding environments like cement, mining, metal, and steel plants.

Energy & Infrastructure

Mission-critical power solutions for oil & gas, petrochemicals, and pipelines operating in hazardous and remote zones.

Critical Infrastructure & Data

High-availability DC power for data centers, railways, and defense applications where downtime is not an option.

FAQ

Frequently Asked Questions - Battery Discharger

Q1. What system voltages does a DC load bank support?

Most industrial DC load banks support 24V, 48V, 110V, 125V, and 220V DC systems, covering the full range of substation, telecom, and power plant battery configurations. This makes them practical for facilities operating different battery systems across multiple sites or control rooms. Custom voltage ratings are also available depending on your application.

A DC load bank is a testing device that draws a controlled amount of current from a battery bank to verify whether it can actually deliver its rated capacity. Batteries sitting on float charge for months can silently lose capacity — a DC resistive load bank is the only reliable way to confirm they'll perform when it really matters.

Yes, an AC DC load bank is designed to handle both, making it useful for facilities that run mixed power infrastructure. It gives maintenance teams a single testing solution for UPS systems, battery banks, and generators without needing separate equipment for each.

Most standards recommend a full capacity discharge test at least once a year, with more frequent checks as the battery bank ages. Pairing discharge testing with a Chhabi Electricals Battery Health Monitoring System (BHMS) gives you continuous data between tests so nothing catches you off guard.

Power plants, substations, oil & gas facilities, railways, data centers, and telecom sites, anywhere that depends on a DC battery bank for control, protection, or backup power. For these sectors, skipping periodic load bank testing is simply not an option.

Make sure they understand your system voltage, discharge current, and site conditions — a wrong-sized unit won't give you accurate test results. Chhabi Electricals builds every DC load bank to your exact specs, not a standard catalogue size.

Chhabi Electricals engineers their DC load banks with precision-calibrated load controls, accurate current and voltage monitoring, and stable resistive load elements. This ensures consistent and repeatable discharge test results, giving industries a reliable measure of their battery bank's actual capacity and health under real operating conditions.

Battery banks in power plants back up protection relays and tripping circuits — systems that must respond instantly during a fault. Regular DC load bank testing confirms the batteries are actually ready, not just sitting on float charge and appearing healthy.

Yes, a DC resistive load bank can simulate actual load on a UPS output to verify whether the system holds stable voltage and frequency under stress. It confirms inverter performance, transfer switch response, and overall system behavior under real load conditions before an actual power failure tests it for you.

A well-built industrial DC load bank with quality resistance elements can run hundreds of discharge cycles without needing attention. Chhabi Electricals designs theirs for repeated heavy-duty use, rugged enough for plant environments where testing isn't a once-a-year thing.

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