Hệ thống tự động hóa trạm biến áp

  • :Vietnam
  • :12 month

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Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium

Electrical  
Connection type HV3/HV4/LV4
Measurementvoltage range 57.7 V to 240 V (L-N), 100 V to 415 V (L-L) ±30%
Measurement current range 1-10 A (configurable)
Frequency 50/60 Hz ±5%
Accuracy Class 0.2S and class 0.5S
Maximum overload Voltage 1.5 times of nominalvoltage continuously
2 times of nominalvoltage for 0.5 second
Maximum overload current 1.5 times of Imax continuously
10 times Imax for 1 second
20 times Imax for 0.5 second
Burden with auxiliary / Self (VT) powered Current circuit: < 0.1 VA/phase @ 1A, < 0.5 VA/phase @ 5A
Voltage circuit in case of Aux power: < 0.1 VA/phase
Voltage circuit in case of internal / self power: < 6 VA/phase
Compliance  
Standards IEC 62052-11, IEC 62053-22, IEC 62053-23, IEC 62053-24, IEC 62056-52, IEC 61010-1, IEC 61010-2-030, CE, MID (EN 50470-1, EN 50470-3)
Environmental  
Ingress protection IP54
Operating temperature -10 °C to + 60 °C
Limit range of operation -25 °C to + 70 °C
Storage temperature -40 °C to + 80 °C
Temperature coefficient <0.3%/10C for class 0.5
Temperature coefficient <0.1%/10C for class 0.2
Mechanical  
Dimension 300mm x 200 mm x100 mm (H xWx D)
Weight 2 kg (+/- 200 gm)

 

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