Detailed Product Description
1 Conforming to the requirements on DL/T 538-2006 HV Charged Display Device and GB/T 20840.7-2007 Section 7 of Transformer: Electronic Voltage Transformer (IEC 60044-7:1999, MOD), the sensor is suitable for those electricity transmission and transformation circuits with 40.5kV, 72.5kV, 126kV and 252kV, 363kV and 550kV in inlets or outlets of all kinds of HV equipments, such as HV circuit of substation, cable terminals, inlets and outlets side of breaker and GIS combined equipments, isolation switches and transformers as well as inlets side of earthing switches, real-time monitoring and displaying on the voltage of HV electrified body (HV busbar) and locking relative machines forcibly by means of imputing interlock signal.
2 Technical Parameters for HDXW1-40.5~550 Electrical Voltage Sensors for Monitoring
Technical Parameters Table
Items | Standard Values | |||||||
Minimums | Minimums | Minimums | ||||||
Power Supply* | 187V(AC) | 220V(AC) | 242V(AC) | |||||
200V(DC) | 220V(DC) | 300V(DC) | ||||||
Monitoring Voltage | 40.5kV(50Hz/60Hz) | 550kV(50Hz/60Hz) | ||||||
Input Signal Current | 3 μA | 30μA | ||||||
Interlock Circuit Qty | 3 | |||||||
Interlock Circuit Capacity |
|
| 5A/242V(AC) 5A/48V(DC) | |||||
Installation | Voltage Range | 40.5kV | 72.5 kV | 126 kV | 252 kV | 363kV | 550 kV | |
Distance for Installation ** | 0.4m~0.8m | 0.7m~1.2m | 1.0m~1.8m | 2.0~3.2m | 2.8m~4.0m | 4.5m~5.7m | ||
Service-status Indication | If electrified body charged, the red light is on and locked; or the greed light is on and unlocked. | |||||||
Altitude Height | 3000 m | |||||||
Temperature of Service | -30 | 55 | ||||||
* Power supply here refers to the power supply of the display controller;
** Distance for installation here refers to the vertical distance between HV electrified body (HV busbar) and the top of the sensor.
