KEY FEATURES

Available to order in standard and G99 type tested variants

Used to detect a mains (utility) failure when in parallel with another supply

Designed to assist with integration with a number of world standards including G99/1, G98/1, G59/3, G83/3 & C10/11

Two-stage under & over frequency protection

Five stage under & over voltage protection

10 second rolling average over voltage protection

Voltage asymmetry protection

Vector shift protection

3 separate RoCoF protections

Incorrect phase sequence protection

Positive sequence under voltage protection

Negative sequence over voltage protection

Zero sequence over voltage protection (NVD protection)

Lockable security tab to prevent configuration changes after commissioning