Factory: 9/229 Thalapatti, Kakkavadi Cross, Karur - 639 003, TN
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Power Distribution

LT Panel / Main Distribution Board

Custom Built Low Tension Power Distribution Centers up to 6300A

Main Low Tension power distribution panels engineered for high short-circuit withstand, integrating ACB incomers, MCCB outgoing feeders, and smart power management.

Voltage Grade: 415V AC, 3 Phase 4 Wire
Current Rating: Up to 6300A
Ingress Protection: IP54 / IP55
Busbar Material: 99.9% Electrolytic Copper / High Grade Aluminium (IS 5082)
Compliance: IEC 61439-1 & 2 / IS 8623 Form 4b

Engineering Overview

The LT (Low Tension) Power Distribution Panel is the heart of an electrical network in any industrial or commercial facility. Aark Electro Tech designs and manufactures Form 3b / Form 4b modular LT Switchboards in Karur, Tamil Nadu, tailored for main substations, transformer secondary outputs, and heavy power feeders up to 6300 Amps.

Key Technical Advantages

  • Modular Form 3b / Form 4b compartmentalized design ensuring zero arc propagation.
  • High fault withstand capacity tested up to 65kA/50kA for 1 second.
  • Equipped with branded Air Circuit Breakers (ACB), MCCBs, and digital energy management units.
  • Laser-cut copper and aluminium busbar joints with torque-checked high-tensile hardware.
  • Thermal imaging friendly with transparent inspection windows over critical busbar joints.
  • Ample cabling space with detachable gland plates and robust cable tie bars.

Technical Specifications

Rated Current (Incomers) 800A to 6300A 3P/4P ACB (Microprocessor Trip)
Short Circuit Capacity 50kA / 65kA / 85kA for 1 sec
Busbar Current Density 1.0 A/sq.mm for Aluminium, 1.5 A/sq.mm for Copper
Compartmentalization Form 4b segregation between busbars, breakers, and cable terminations
Sheet Metal Thickness 2.0mm load bearing structure, 1.6mm doors/covers
Painting Automated 7-Tank pretreatment and 80-micron powder coating

Applications & Industries in Tamil Nadu

Industrial manufacturing complexes across Karur, Erode, Tirupur, and Salem.

Main transformer secondary power distribution in textile, spinning, and paper mills.

Commercial real estate, shopping malls, multiplexes, and IT SEZs in Chennai.

Infrastructure projects, airports, ports, and railway stations.

Frequently Asked Questions

What is the maximum current rating of LT panels you manufacture?

We manufacture LT panels from 100A up to 6300A with single or multi-incomer bus-coupler schemes.

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Direct from our 30,000 sq.ft manufacturing facility in Karur, Tamil Nadu.

Direct Helpline: +91 90878 73209

sales@aarkelectrotech.in