Voltage relay
GE Relays
The type NGV relay is a high-speed relay designed for calibration on decreasing voltage (drop-out), or increasing voltage (pick-up) and may be continuously energized at rated voltage. The NGV19 is a special relay available for application as a battery monitor.
Applications
Battery monitor
Emergency throwover control equipment
Ground fault on ungrounded systems
Protection and Control
Instantaneous DC undervoltage
Time delay DC undervoltage available
