Guam Power Authority: Multi-use Wireless Network for Smart Grid Communication

Guam Power Authority (GPA) needed a robust communication infrastructure

May 2, 2018

Guam Power Authority (GPA) needed a robust communication infrastructure. They selected ABB’s TropOS wireless broadband network to provide smart grid communications.

Challenges
• Utility relied on customers to report outages
and outage location, lengthening time to
restore power
• Inaccurate reading of analog electric meters
and under billing
• Costly and time consuming manual meter reads
each month
• Average of 400 – 800 utility truck rolls per
month for disconnect/reconnect/new service
• Typically took two-three weeks to assess a
customer’s bill when closing an account
• Customer assessed relatively high power
service reconnection fees
• Customers desired faster service for turning
power service on/off
• Reduce cost of leased line services for power
and water SCADA