ACT-45 Batch · STTC / Moula-Ali

Know Your Network.
Own the Field.

Knowledge hub for Apprentice Technician (Telecom) Gr.III — SNT3 curriculum, Phase I & II.

Start Learning → View Syllabus

Republic Day Celebration · ACT-45 Batch

Building India's
Railway Network.

Apprentice Technicians trained to maintain and operate South Central Railway's telecom infrastructure.

Phase I → Phase II

ACT-45 Batch · Industry Visit

Learning Beyond
the Classroom.

Hands-on exposure to real-world telecom operations and industry practices.

Full Syllabus → About

STTC / MLY · South Central Railway · ISO 21001:2018

Signal & Telecom
Training Centre.

Moula-Ali, Secunderabad — India's premier S&T training institute for railway technicians.

About Hub → Start Learning

19Subjects

2Phases

52Weeks

1400Total Marks

3Topics Live

// AT A GLANCE

Curriculum Summary

A quick snapshot of the full SNT3 programme — explore any phase or jump straight to a live topic.

📘 12 Phase I subjects

📗 11 Phase II subjects

⏱️ 612 Institutional hours

🟢 3 Topics live now

🏛️ General & Railway Org. ST-01 · Theory + Field 🦺 Safety & First Aid ST-02 · Theory + Field 🌐 Media Converter ST-48 · OFC Field Device

// EXPLORE

Find Your Way In

Each section now lives on its own page — pick where you want to start.

Foundational Telecom — 12 subjects, 288 hours, 450 marks at STTC.

Advanced Telecom & Networks — 11 subjects, 324 hours, 450 marks.

All 19 subjects across both phases in one structured view.

What this is, how it's structured, and the reference it's built on.