KYN28A-12
Neutral Point Grounding Resistor Cabinet for Trans
Fixed
Cabinet
Acceptable
Chinese, English, Russian, etc
It Depends
6-66kv
50Hz
Wooden Case or Others
As required
China
Product Description
Introduce:
Usage Environment:
1. Suitounding airtemperature:Upper limit+40ºC,lower limit -15ºC.
2. Maximum altitude of equipment installation site:1000m.
3. Environmental humidity daily average relative humidity ≤95%, monthly average relative humidity≤90% .
4. Earthquake intensity not exceeding 8 degrees.
5. The suitounding air should not be significantly polluted by corrosive or flammable gases, water vapor etc.
6. No serious pollution or frequent severe vibration.
Technical parameters of prefabricated substation:
Technical Performance Parameter Table
| Serial Number | Project | Company | Numerical Value |
| 1 | Rated Voltage | kv | 12 |
| 2 | Power Frequency withstand Voltage | kv | Interphase & Ground:42,Fracture:48 |
| 3 | Lightning Impluse | Kv | Interphase & Ground:75,Fracture:85 |
| 4 | Rated Frequency | Hz | 50 |
| 5 | Rated Current | A | 630,1250,1600,2000,3150 |
| 6 | Rated Current of Main Busbar | A | 630,1250,1600,2000,3150 |
| 7 | Rated Short-circuit Open Circuit Current | KA | 25,31.4,40 |
| 8 | Rated Short-time Withstand Current of the Main Circuit | KA/4S | 16,20,25,31.5,40 |
| 9 | Rated Short-time Withstand Current of the Grounding Circuit | KA/2S | 13.9,17.4,21.8,27.4,34.8 |
| 10 | Rated Peak Withstand Current | A | 40,50,63,80,100 |
| 11 | Protection Level | IP4X |
Extemal Dimensions
| A(mm) | Main Switch Rated Current 1250A | 800 |
| Main Switch Rated Current 1600-3150A | 1000 | |
| B(mm) | 2300 | |
| C(mm) | Cable Inlet and Outlet Lines | 1500 |
| Overhead Incoming Lines | 1660 | |
| Weight(kg) | 700-1200 |
Cabinet Type
| Cabinet Number | Feature Description | Dimensions(width*depth*height)mm |
| I Model | Cable Inlet and Outlet,Main Switch Rated Current 1250A | 800*1500*2300 |
| II Model | Cable Inlet and Outlet,Main Switch Rated Current 1600-3150A | 1000*1500*2300 |
| III Model | Overhead Incoming and Outgoing Lines,Main Switch Rated Current 1250A | 800*1660*2300 |
| IV Model | Overhead Incoming and Outgoing Lines,Main Switch Rated Current 1600-3150A | 1000*1660*2300 |
