3 مراحل 3P + N Din السكك الحديدية الفولتميتر مقياس التيار الكهربائي قابل للتعديل فوق وتحت الجهد الحالي حماية الحد الحالي مرحلات حامي 1 قطعة (63A مع N 3X220V)
Circuit Breakers
63A With N 220V for 3*220V+N, Dispaly each phase 220V
63A without N 380V for 3 Phase, L1 L2 L3 All display 380V
100A With N 220V for 3*220V+N, Dispaly each phase 220V
three phase Voltage Current Relay Protector 63A 60A 100A 220V 3P+N Over Under Voltage Relay Current limiter adjustable
1.Over-voltage protection: Adjustable
2.Under-voltage protection: Adjustable
3.Over-Current protection: Adjustable
4. Asymmetry protection
5.Phase squence protection
6. Active time and reconnect time adjsutable7. Voltage and current can be manually calibrated