Substation Communications Equipment training is a 2-day class designed for anyone involved in TWACS system SCE operations, maintenance, or troubleshooting.
2026 sessions are March 17-18, June 23-24, Aug 18-19, and Oct 20-21. You'll choose the session on the Registration pages.
Emphasis is given to understanding the TWACS signal pathway, internal SCE components, and using Aclara resources to research and diagnose system discrepancies. A brief discussion on installation specifications is provided only as a bridge to building a foundation for troubleshooting instructions.
Course Outline:
- Substation Communications Equipment (SCE) Overview
- Control and Receiving Unit (CRU)
- Outbound Modulation Unit (OMU)
- Modulation Transformer Unit (MTU)
- Inbound Pickup Units (IPUs)
- Signal and Communication Pathways
- SCE Installation Specifications
- Recurring Maintenance
- SCE Troubleshooting
Class times are from 8AM - 4PM daily at our Solon, OH facility. Students should not schedule return travel before this time to ensure they complete all training objectives.
Click the Contact Us button for a discount code if:
- your utility is in your first year using TWACS AMI,
- your utility pays for Premier level support,
- you are with an Aclara distributor partner, or
- you're a Hubbell employee.
Click the Register Now button to enter your contact information and select your session dates.