Our Services | INZIO Consulting and Engineering Services

Installation Capabilities

Electrical Contractor Services

We specialize in a wide range of electrical contracting services, from HT/LT installation through to statutory approvals.

HT / LT Electrical Installation
Power Distribution & Main LT Panels
APFCR / Capacitor Panels
MCC Panels, Bus Ducts & Rising Mains
ON / OFF Load Break Switch Panels
VFD / DOL Starter Panels
MV Panels / PCC Panels
DG Set AMF & Synchronizing Panels
CEIG / CEA / TNEB Approvals
Cable laying, termination, and tray work

Onsite Repair & Testing

Transformer Repair & Testing Services

We believe that nothing is impossible when repairing transformers with expertise. We provide onsite services with quick turnaround times to eliminate high logistical costs — beyond simple servicing, we strive to make your transformers perform like new.

Onsite Transformer Oil Filtration & Testing
Onsite Transformer Testing & Fault Finding
Onsite Transformer Drying & IR Value Improvement
Oil sampling, analysis, and result interpretation
On-site replacement of gaskets, bushings, and other repairs
Deployment of Service Engineers for transformer commissioning
On-site radiator repair and replacement
On-load tap changer (OLTC) overhaul and service
Complete winding and insulation testing
Commissioning and acceptance testing of new transformers
Erection, testing, and commissioning of Circuit Breakers
Factory and field inspection services

Specialized Transformer Solutions

OLTC, Oil Filtration & Overhaul Services

On-Load Tap Changer (OLTC) Services

Overhauling: lifting the top cover, draining oil, and cleaning/repairing Diverter & Selector switches and contacts.
Retrofitting: new or refurbished tap changers to replace failed or problematic units.
Rebuilds: severe failures taken back to our Chennai workshop for quality repairs that minimize downtime.

Transformer Oil Filtration

We use vehicle-mounted, self-contained vacuum oil purifier units for:

Vacuum oil filling of power & distribution transformers
Transformer insulation system dehydration
Oil dehydration and degassification

Overhaul & Rewinding Services

A scheduled preventive maintenance program that significantly extends transformer life:

Un-tanking, tank cleaning, and accessory inspection
Coil removal and replacement (rewinding)
Gasket renewal — main tank, HV/LV bushings, radiator fins, tap-changer compartments
High vacuum purification or full mineral oil replacement
Final re-assembly, pre-testing, re-painting, and final inspection

Switchgear Solutions

MV/HV & LV Switchgear Services

MV/HV Switchgears

All types of repairs, servicing, and Annual Maintenance Contracts (AMC)
Supply of original spares at short notice
Testing and calibration of relays, trivector, and energy meters
HV insulation tests up to 40 KV AC/DC range
Retrofitting and rehabilitation of older breakers

LV Switchgear

Testing, troubleshooting, and preventive maintenance
Overhauling and servicing for Air Circuit Breakers (ACB) and Moulded Case Circuit Breakers (MCCB)
Maintenance for industrial/domestic starters and contactors

High Voltage Engineering, Start to Finish