Features:1. Overvoltage protection2. Under voltage protection3. Voltage display (voltage measurement ABC Separate Phase Voltage)4. Three-phase voltage unbalance protection5. Phase sequence protection (reverse phase protection)6. Zero break protection7. Phase failure protection8. Overvoltage protection value is adjustable9. Overvoltage recovery value is adjustable10. Overvoltage protection action time is adjustable11. Undervoltage protection value is adjustable12. Undervoltage recovery value is adjustable13. Undervoltage protection action time is adjustable14. Three-phase voltage unbalance protection value is adjustable15. Three-phase voltage unbalance protection action time is adjustable16. The power-on delay time is adjustable17. Fault recovery delay time is adjustable18. Reset mode selection19. Troubleshooting20. Restore factory settingsParameter:1. Rated voltage: three-phase four-wire 230V/400VAC 50/60Hz2. Rated current: 50A, 63A, 80A3. Overvoltage protection value range: 221V-300V-OFF (default value 280V)4. Overvoltage recovery value range: 220V-299V (default value 250V)5. Overvoltage protection action time is adjustable: 0.1 seconds-10 seconds (default value 0.2 seconds)6. Undervoltage protection value range: 219V-150V-OFF (default value 160V)7. Undervoltage recovery value range: 220V-151V (default value 180V)8. Undervoltage protection action time is adjustable: 0.1 seconds-10 seconds (default value 0.2 seconds)9. Three-phase voltage unbalance protection value range: 10%-50%-OFF10. Phase voltage unbalance protection action time: 0.1 seconds-10 seconds (default value 1.0 seconds)11. Power-on delay connection time: 2-255 seconds (default value 2 seconds)12. Failure recovery delay time: 2-512 seconds (default value 60 seconds)13. Display mode: LCD14. Fault indication: segment code characters15. Sampling method: phase line to neutral line resistance divided voltage AC sampling16. Grounding system: TT, TN-S, TN-C-S17. Installation method: guide rail installation18. Electrical isolation strength: greater than 2000VAC, pulse 2.5KV 1.2/50μS19. Working environment: temperature -20-50 degrees Celsius, humidity less than 85% altitude: no more than 2000mSpecification: Package Weight One Package Weight 0.41kgs / 0.91lb One Package Size 12cm * 10cm * 7cm / 4.72inch * 3.94inch * 2.76inch Qty per Carton 66 Carton Weight 30.00kgs / 66.14lb Carton Size 48cm * 40cm * 28cm / 18.9inch * 15.75inch * 11.02inch Loading Container 20GP: 496 cartons * 66 pcs = 32736 pcs40HQ: 1151 cartons * 66 pcs = 75966 pcs
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