PN Infra provides comprehensive substation and switchyard solutions for reliable power transmission and distribution infrastructure. Our services cover the complete project lifecycle, from initial engineering and site planning to construction, equipment installation, testing, commissioning, and maintenance. We undertake the development and execution of high-voltage electrical substations and switchyards with a strong focus on safety, quality, technical accuracy, and reliable project delivery. Our scope can include switchyard structures, transformers, circuit breakers, isolators, busbars, insulators, control panels, cabling, grounding systems, protection systems, and associated electrical and civil works. Our engineering team works on detailed layouts, equipment positioning, electrical connections, protection requirements, cable routing, earthing arrangements, and other project-specific engineering requirements. During construction and erection, we coordinate civil works, structural installation, electrical equipment erection, cabling, wiring, and related site activities. Before a substation is energized, proper testing and commissioning are essential. PN Infra can provide systematic inspection, testing, verification, and commissioning support to ensure that installed systems perform according to the required project specifications and safety requirements. Testing and commissioning are standard components of professional substation EPC execution.

PN Infra provides comprehensive electrical testing and diagnostic services to verify the safety, reliability, and operational performance of electrical equipment before commissioning and during preventive maintenance.

Scope of Work

Transformer testing
Relay testing & protection verification
Tan Delta testing.
Insulation resistance testing.
Circuit breaker testing.
CT & PT testing.
Cable testing & continuity checks.
Earth resistance testing.
Functional & commissioning tests.

Electrical Equipment Testing Activity

Scope of Work