Independent Company

Design & Engineering

Voltech is a lead role player in providing Design engineering services to major EPC solution providers and independent project builders in the field of Electrical, Power System Studies, Instrumentation, Civil and Structural for power & process plants and various industrial utility requirements.

  Up 765kV T&D Gas Insulated and Air Insulated Substations.

  Up to 400kV Industrial Substations..

  Fossil fuel, Bio Mass, Bio Gas, Natural Gas, Water and Renewable Energy Based Power Plants..

  Water Treatment Plants (RWTP, STP and ETP)..

  Process Plants (Steel, Cement, Paper, Chemical, Oil & Gas)..

  Food Process Industries..

  Automobile Industries..

  Manufacturing facilities..

Services Offered

Services Offered

Electrical Primary Engineering

  Design Concept and Philosophy.

  Pre & Post bid engineering

  Earthing design

  Lightning Protection

  Indoor & Outdoor illumination

  Short circuit force & cantilever strength calculation

  Conductor sizing calculations

  Erection Key Diagram

  Sag Tension Calculation

  Panel layout for AC & DC

  Control Room Lay Out & Switchgear Arrangements

  Cable Tray Route, layout Engineering

Electrical Secondary Engineering

  Protection Metering Single Line Diagram

  Station/ Auxiliary Transformer Sizing Calculation

  Relay Setting Calculations

  Control Schematics

  Cable Sizing

  CT & VT Sizing Calculation

  Battery Sizing Calculation

  Single Line Diagram for LV /AC/ DC Distribution System

Relay And Control Panel Engineering

Numerical Relays of ABB, AREV A & SIEMENS

  400/220kV Transmission Line & Equipment protection

  Bus Differential protection

  Cable feeder protection

  Cable + Transformer protection

  Isolator Interloclting Scheme

  Protection Logic Diagrams and Trip matrix

  Panel GA, Lay Out and BOM

Power System Studies

  Load Flow Analysis.

  Short Circuit Analysis.

  Transient Stability.

  Motor Accelerations and System Dynamics.

  Load Shedding.

  Harming Analysis and Mitigations.

  Reliability Study.

  Protection Setting and coordination.

Plant Engineering (E&I)

  Design base report

  Key/Protection SLD

  Equipment Sizing like Trafo, Capacitor, Breaker and etc,

  Inputs providing to other engineering disciplines.

  Overall/Area wise Cable Tray/Trench Routing.

  Power &Control Cable Sizing and Schedule

  Earthing Calculation &Layout based on local and international standards.

  Lightning Calculation & Layout based on local and international standards.

  Earthing/Lightning Installation Standard Drawings.

  Software & Manual lighting design Calculation & Layout.

  Material take offs (MTOs) & review vendor drawings.

  Instrument JB grouping and Cable Schedule.

  I/O list and Control System Configuration Diagram.

  Hookup Diagram.

Civil & Structural Engineering

  Design Basis Report & Specification

  Soil Investigation - Specification & GA Drawing


  Switchyard Foundation Layout

  Tower & Girder Structure & Fdn.

  Lightning arrester (LA) Support Structure & Fdn.

  Current Transformer(CT) Support Structure & Fdn.

  Capacitance Voltage Transformer(CVT) Support Structure & Fdn.

  Potential Transformer (PT) Support Structure & Fdn.

  Bus Post Insulator(BPI) Support Structure & Fdn.

  Isolator / Disconnector Support Structure & Fdn.

  Wave Trap (WT) Support Structure & Fdn.

  Circuit Breaker (CB) Fdn.

  Lightning cum Lighting mast (LCLM) Support Structure & Fdn.

  Transformer Fdn.

  Burnt Oil Pit

  Septic Tank & Soak Pit

  Capacitor bank & AC Kiosk Fdns.

  Oil collection tank Fdn.

  Control Room Building

  GIS Building

  Bar Bending Schedule (BBS) for all Civil Works

  Road & Drainage layout & details

  Boundary wall & Retaining wall

  Overhead water tank

  Architecture Drawings

  Firewall design and Drawings


Major Projects of Design Engineering

  Click to view Major Projects of Design Engineering


New Orders


  HVCP design as per input received for 150kV switch yard 5 Bays, 5Nos. of Marshalling Kiosk design, Variation claim for Increased quantities of Tower and Gantries designs through M/s. LARSEN & TOUBRO LIMITED - value of 4.60 Lakhs.

  System study, Power distribution design, Electrical equipment Engineering and drawing, cabling design and detailed engineering through M/s. Euroasiatic-value of 40.50 USD

  IC-Engineering has bagged Order value of Rs.4,60,000 from Larsen & Toubro Limited


Major credentials for IC-Engineering

  Click to view Major Projects of Design Engineering

Quality Policy


Our Team

Contact Details

Mr.M.Babu   Executive Director- ICD1


+91-44- 43978000;

[email protected]

  • Address
  • Voltech Engineers Pvt Ltd
  • VOLTECH ECO Tower,
  • No. 2/429, Mount Poonamalle Road, Ayyappanthangal,
  • Chennai - 600 056.

Mr.M.Gopikrishnan   Head-HVDC Unit

 Mob:+91 9840800331

+91-44- 43978000; Fax:+91 -44-42867746;

[email protected] , [email protected]

  • Address
  • Voltech Engineers Pvt Ltd
  • VOLTECH ECO Tower,
  • No. 2/429, Mount Poonamalle Road, Ayyappanthangal,
  • Chennai - 600 056.