• Engineering
    Consultancy Services
    Beyond Imaginations

Engineering Units





5000 Sq.ft

Office Space





Software Expertise

Recent Projects

"Acme Solar Holdings Pvt Ltd, India"

220kV Pooling Substation of 300MW Solar PV Power Project,Nokha Daiya,Rajasthan of ACME Sikar Solar.

Owner’s Engineer Service

"Godrej & Boyce Mfg. Co. Ltd , India"

400 kV Power Output Sub-station of 2 x 800MW Ultra Super Critical Thermal Power Plant at Sigrauli Dist of Madhya Pradesh for Adani Mahan Energen

Detail Engineering of Electrical work

Technicas Reunidas, Spain

RLTO Expansion and Offplot Facilities of the North Field Expansion Project – NFS CLLNG BOP Project of Qatar Energy LNG

Performing Power System Studies like Load Flow ,Short Circuit, Relay Coordination, Motor study , Harmonic Analysis, ARC Flash Study, Grounding & Lightening Study

Siemens Ltd, India

400/220 Substations (MRSS-1, 2, 3, BPRS & EPTCL Bay extensions) of Hazira Steel Plant of AMNS India.

Providing Relay Setting Calculations of Line Protection, Transformer Protection, Busbar protection and back up protections

Godrej & Boyce Mfg. Co. Ltd, India

765/400kV Substations of Khavda Pooling Station (KPS-1 and KPS2) associated with Khavda Renewable Energy park, in Gujrat, India

Detail Engineering of Civil and Structural works of the Substations

Vedanta Ltd, India

2*600MW Thermal Power plant of Athena Chhattisgarh Power Limited- Raigarh, Chatisgarh

Performing Power System Studies like Load Flow, Short Circuit study, Relay Setting Calculation & Coordination, Arc Flash Study of the entire plan

Andritz Hydro, India

500 MW Chitravathi Pumped Storage projec

Performing Insulation Co-ordination Study of the 400 Kv system

VA Tech Wabag, India

Sewage Water Treatment Plant at Pagla at Bangladesh

Detail Engineering of Electrical Works of STP

Services Offered

    AIS/GIS Substations | Utility Substations | Industrial Substations | Distribution Substations

  •   Single Line Diagrams
  •   Layout engineering
  •   Earthing design (CYMGRD)
  •   Cable engineering
  •   Busbar sizing/Sag & Tension calculations
  •   Control & Protection Engineering
  •   Soil report review
  •   Tower and equipment support structure design & detailing
  •   Complete outdoor foundation engineering
  •   Transformer foundation
  •   Control building design& detailing including architectural drawing
  •   Road/Cable trench/drain design & detailing

    Lattice Design | Mono Pole Design | Narrow Based Towers

  •    Site Survey Support
  •    Sag Tension Calculation
  •    Tower Spotting and Profile presentation (PLS CADD)
  •    Cable engineering
  •    Busbar sizing/Sag & Tension calculations
  •    Wind Load Calculations
  •    Optimum Tower Design by PLS tower software
  •    Fabrication Drawings
  •    Foundation Design
  •    Tower Testing Support
  •    Single Line Diagram & Load Grouping
  •    Switchgear/transformer/equipment sizing calculation
  •    Switchgear room electrical layouts
  •    MV & LV Power Cable sizing calculation
  •    Earthing system design & details drawings
  •    Lightning Protection system design
  •    Cabling system design –Cable/Tray routing layouts
  •    Lighting System Design –Design & Details drawings
  •    Power system studies
  •    Load flow
  •    Short circuit
  •    Motor starting
  •    Relay co-ordination
  •    Harmonics study
  •    Review of P&I D
  •    Preparation of I/O List
  •    Preparation of instrument Index/List
  •    Cable Schedule /JB Schedule /Tray Layout
  •    Instrument Hook up drawings
  •    System configuration drawings (PLC)
  •    Lighting design calculations
  •    Lighting layouts
  •    Conduit layouts
  •    Switchyards / Various industrial plants
  •    Load flow analysis
  •    Short circuit analysis
  •    Relay Co-ordination study for various industrial plants
  •    Harmonic analysis
  •    PF improvement studies
  •    Insulation co-ordination / overvoltage studies
  •    Voltage transients
  •    Arc flash studies
  •    Relay setting calculation for switchyards
  •    Load shedding scheme

ISO Certification

Our Team

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Voltech Engineers Private Limited


No. 2/429, Voltech Eco Tower, Mount Poonamallee Road, Ayyappanthangal, Chennai-600056

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