Three phase Voltage Current Relay Protector 100A 230V 3P+N Over Under Voltage Relay Current limiter adjustable. ASY+ Two Work Mode. Rated voltage: 3*230V Current: 1-100A Synchronous (): Three phase Relay Open Close at same time.Asynchronous (ASY):Three Phase Relay Work Seperately Specifications: Model number: TOVPD3-100VAS 1. Over-voltage protection: Adjustable 2. Under-voltage protection: Adjustable 3. Over-Current protection: Adjustable 4. Three-phase unbalance protection 5. Phase sequence protection 6. Active time and reconnect time adjustable 7. Voltage and current can be manually calibrated Colour:White Material:PC Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Package Contents: 1 * Voltage protector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.