Technical requirements for procurement of lightning early warning system of a Petrochemical Company

  Technical requirements for procurement of lightning early warning system of a Sinopec oil branch
The technical standard of the product meets the requirements of lightning protection and thunderstorm early warning system (GB / t38121-2019) and the technical specification of lightning early warning system (T / cecs688-2020) or General technical conditions for MEMS electric field sensors (GB / T 35086-2018)

Electric field measurement range
-30kV/m~30kV/m
Resolution
20V/m
Accuracy
Better than 5%
Detection distance (radius)
10~15km
temperature range
-40 ℃ ~ 55 ℃ (sensor), - 20 ℃ ~ 55 ℃ (controller)
Power supply
Wj-td solar panel
Supply voltage
24VDC/220VAC
Power supply battery
Lithium battery
Sensor power consumption
0
65W（6V）
System operating power consumption
1
8W
data communication
RJ45、RVV
Early warning form
Three level early warning output
Degree of protection
IP54
Sensor diameter
Φ 78mm
Diameter of support rod
Φ 45mm
Support rod height
1
5m
Sensor weight
3kg
Total weight
50kg 
Core original
MEMS atmospheric electric field sensor
  Consult Xue Hong 18503833715 of Zhengzhou Wanjia lightning protection for details