Baoding Mingrui Optoelectronics Technology Co.Ltd
Sell NGR Low Voltage Neutral Grounding Resistors(MRD-NGR)
USD 8400.00 - 14000.00
Delivery Lead Time:
30 Set(s) per Month
Sell NGR Low Voltage Neutral Grounding Resistors(MRD-NGR) :
Parameters of Grounding Transformer
Insulation Grade: H
Cooling-down Method: AN
Temperature Rise ? 100K
Proctective Grade of paper insulation dry-type connected transformer is IP00 (without casing), IP20 and ip23 (with casing)
Insulation level, impedance voltage, no-load loss and on-load loss are as per National Standards.
Test of inpedance: high voltage to low voltage or grouding ?300 M?, low voltage to grounding ?100 100 M?
To serve you better, please kindly offer following information when ordering
1 generator rated voltage, transformation ratio of grounding transformer, resistance value;
2 insulation form of grounding transformer;