Sustain Lifecycle Performance. Extend Asset Life.
ISOSCELES delivers specialist O&M, testing and commissioning, and lifecycle services for HV and EHV substations,
so your critical assets keep running, longer.
ISOSCELES, the SCOPE Group's Sustain vertical, provides Testing & Commissioning, Operations & Maintenance, Annual Maintenance Contracts, and Retrofit services for high voltage substations across India.
Backed by SCOPE’s 38+ years of experience in the power sector, ISSPL brings strong technical expertise in substation equipment and testing technologies. We deliver reliable and responsive services with a focus on safety, quality and timely execution.
- End-to-end substation services up to 765 kV.
- Testing and commissioning across AIS and GIS substations.
- Operations, maintenance and preventive maintenance services.
- Substation automation, digitalisation and asset management solutions.
ISOSCELES SALES & SERVICE Pvt. LTD.
We Offer Services
Operations & Maintenance (O&M)
Long-term O&M contracts for HV and EHV substations covering scheduled preventive
maintenance, condition-based monitoring, equipment inspections, and emergency response. ISOSCELES teams are embedded on-site or on a
rapid-response retainer, keeping your substation running at full reliability.
Covers: Transmission & Distribution Substations • AIS & GIS • 33 kV to 765 kV
Testing & Commissioning (T&C)
End-to-end testing and commissioning of new
substations (AIS & GIS) up to 765 kV from supervision during erection and cable scheduling
through to protection relay setting verification, CB functional testing, and system energisation sign-off.
Also covers: SAS commissioning · RTU & Bay Controllers · PMU erection · SCADA · CSD
installation
Retrofit & Life Extension
Residual Life Assessment (RLA) and Residual Life
Extension (RLE) studies, followed by targeted
retrofitting replacing end-of-life
electromechanical relays with numerical relays,
upgrading protection systems, and extending asset
service life without full replacement costs.
Also covers: IR thermovision scanning · Earth
quality analysis · Control & relay panel upgrades
Annual Maintenance Contracts (AMC)
Structured, recurring maintenance programmes under AMC and Annual Testing Contracts (ATC) giving utilities and industrial customers a predictable, managed approach to substation upkeep with clear SLAs, trained manpower, and SCOPE-backed engineering depth.
Also covers: Operator training on equipment
testing, maintenance, and power system protection
We Offer Services
Preventive
Maintenance
Scheduled upkeep to prevent failures before they happen.
Digital schedulers · QR asset tagging · Mobile inspection checklists
Predictive
Maintenance
Forecast failures using IoT sensor data and AI / ML trend analysis.
IoT sensors · Thermal imaging · AI pattern recognition · Online monitoring
Corrective
Maintenance
Rapid fault restoration with guided SOPs and workforce management tools.
Mobile field tools · Fault code libraries · Automated job cards
Condition Based
Maintenance
Act when real-time health parameters signal deterioration, not on a calendar.
Online CB & transformer montoring · DGA · Bushing monitoring · Web dashboards
Keep your substation running year after year.
ISOSCELES brings SCOPE Group's engineering expertise directly into your substation on site, on contract, and on call. Whether you need a first commissioning, a long-term O&M partner, or a retrofit assessment, talk to our team about the right engagement for your assets.