جهاز حماية الجهد – 80 أمبير – من بترى – batra

This device monitors three-phase electrical panels, automatically disconnecting power to prevent damage from voltage fluctuations, phase loss, and incorrect phase sequence, then reconnecting when stable.

• The description claims protection against voltage spikes and drops.
• The description claims detection of phase loss and incorrect phase sequence.
• The description claims automatic reconnection after stabilization.