Voltage Sensor
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  • Voltage Sensor
Product Overview

This product is suitable for power systems with a rated voltage of 10kV and a rated frequency of 50Hz. It is an outdoor voltage sensor with an epoxy resin and silicone rubber composite insulation pillar structure. It can be used with digital instruments, microcomputer measurement and protection devices to achieve multiple functions such as line voltage measurement and zero-sequence voltage protection. Since the output of the voltage sensor is a small signal, it can be directly connected to the secondary equipment without secondary conversion. It complies with the primary and secondary integration technical specifications of the State Grid distribution equipment.

 

Implementation Standards

GB/T20840.7《Instrument Transformers Part 7: Electronic Voltage Transformers》.

 

Conditions of Use

● Ambient temperature: ﹣40℃ ~70℃, daily average temperature not exceeding 35℃; 
● No obvious dust, smoke, corrosive gases, steam or salt spray; 
● Relative humidity: Daily average not exceeding 95%, monthly average not exceeding 90%; 
● Altitude: Not exceeding 1000m (Please specify the altitude when used in plateau areas).

 

Technical Parameters

Voltage Section

ParameterValue
Rated VoltageZero-sequence voltage: (10kV/ √ 3 )/(6.5V/3)
Accuracy ClassClass 3P
Temperature Influence Variation< 0.25% (-40℃ ~70℃ temperature range)
Insulation Resistance>1000 MΩ
Rated Load2MΩ (AC)
Operating Frequency50±2.5hz
Temperature Range-40℃~70℃
Partial Discharge (1.2um)≤20pC
Secondary Power Frequency Withstand VoltageSecondary terminal to ground power frequency withstand voltage 3kV (1min)
Power Frequency Withstand Voltage42kV (1min)
Impulse Voltage75kV

 

Dimensions

10kV/13.8kV

Ordering Information

● Rated voltage ratio; 
● Accuracy class and corresponding rated load impedance; 
● Please provide the altitude for high-altitude products; 
● Please provide parameters such as the length of the secondary cable; 
● For other special requirements, please negotiate with the manufacturer.

 

Keywords

Voltage Sensor
+
  • Voltage Sensor

Voltage Sensor

This product is suitable for power systems with a rated voltage of 10kV and a rated frequency of 50Hz. It is an outdoor voltage sensor with a composite insulating structure of epoxy resin and silicone rubber, and can be used with digital instruments, computer measurement and protection devices to achieve multiple functions such as line voltage measurement and zero-sequence voltage protection. Because the voltage sensor output is a small signal, it does not require secondary conversion and can be directly connected to secondary equipment. It conforms to the State Grid's technical specifications for the integration of primary and secondary equipment in power distribution.


Product Overview

This product is suitable for power systems with a rated voltage of 10kV and a rated frequency of 50Hz. It is an outdoor voltage sensor with an epoxy resin and silicone rubber composite insulation pillar structure. It can be used with digital instruments, microcomputer measurement and protection devices to achieve multiple functions such as line voltage measurement and zero-sequence voltage protection. Since the output of the voltage sensor is a small signal, it can be directly connected to the secondary equipment without secondary conversion. It complies with the primary and secondary integration technical specifications of the State Grid distribution equipment.

 

Implementation Standards

GB/T20840.7《Instrument Transformers Part 7: Electronic Voltage Transformers》.

 

Conditions of Use

● Ambient temperature: ﹣40℃ ~70℃, daily average temperature not exceeding 35℃; 
● No obvious dust, smoke, corrosive gases, steam or salt spray; 
● Relative humidity: Daily average not exceeding 95%, monthly average not exceeding 90%; 
● Altitude: Not exceeding 1000m (Please specify the altitude when used in plateau areas).

 

Technical Parameters

Voltage Section

ParameterValue
Rated VoltageZero-sequence voltage: (10kV/ √ 3 )/(6.5V/3)
Accuracy ClassClass 3P
Temperature Influence Variation< 0.25% (-40℃ ~70℃ temperature range)
Insulation Resistance>1000 MΩ
Rated Load2MΩ (AC)
Operating Frequency50±2.5hz
Temperature Range-40℃~70℃
Partial Discharge (1.2um)≤20pC
Secondary Power Frequency Withstand VoltageSecondary terminal to ground power frequency withstand voltage 3kV (1min)
Power Frequency Withstand Voltage42kV (1min)
Impulse Voltage75kV

 

Dimensions

10kV/13.8kV

Ordering Information

● Rated voltage ratio; 
● Accuracy class and corresponding rated load impedance; 
● Please provide the altitude for high-altitude products; 
● Please provide parameters such as the length of the secondary cable; 
● For other special requirements, please negotiate with the manufacturer.

 

Get a Quote

Through the previous introduction, we believe you have learned enough about us and are confident to cooperate with us. Please leave your information quickly, and we will send you samples or brochures!

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Get a Quote

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