Ningbo Tianan (Group) Co.,Ltd.
| Payment Terms | T/T, D/P, L/C, D/A, Western Union |
| Supply Ability | 5000units per year |
| Delivery Time | 45 work days |
| Packaging Details | wooden cases |
| Shell Material | Aluminum Alloy |
| Rated Current | 250A |
| Rated Voltage | 40.5KV(24KV) |
| Application Range | Power plant, transformer substation and etc |
| Brand Name | TIANAN ELECTRIC |
| Model Number | XGN49-40.5 |
| Certification | GB/T11022-1999 , GB3906-2006C-GlS. |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T, D/P, L/C, D/A, Western Union | Supply Ability | 5000units per year |
| Delivery Time | 45 work days | Packaging Details | wooden cases |
| Shell Material | Aluminum Alloy | Rated Current | 250A |
| Rated Voltage | 40.5KV(24KV) | Application Range | Power plant, transformer substation and etc |
| Brand Name | TIANAN ELECTRIC | Model Number | XGN49-40.5 |
| Certification | GB/T11022-1999 , GB3906-2006C-GlS. | Place of Origin | CHINA |
| High Light | high voltage electrical switchgear ，gas insulated switchgear | ||
Indoor Gas Insulated cubicle Metal - Clad Switchgear C - GIS
Overview
XGN49-40.5 Indoor Gas Insulating Metal-clad Switchgear (hereinafter referred to as “C-GIS”) is a high technology product which is researched, developed and manufactured on the basis of technology introduction of China Power Industry Federation Longyuan Power Research Institute.
Service ambient condition:
Air temperature: Max: +40, Min: -25 (average is not more than 35 in 24 hours)
Altitude above sea level: <= 3000m
Air humidity: The average relative humidity measured in 24 hours is not more than 95%, the average relative humidity per month is not more than 90%, average water vapor pressure measured in 24 hours is not more than 2.2kPa, average water vapor pressure per month is not more than 1.8 kPa.
Without frequent heavy vibration
The range of induction electromagnetic interference of secondary system is not more than 1.6kV
Conditions excluded from above are in need of negotiating with the manufacturer.
Parameters
| Item | Unit | Parameter | |
| Rated voltage | kV | 40.5 | |
| Rated current | A | 5~1250 | |
| Rated frequency | Hz | 50 | |
| Rated power frequency withstand voltage (1min) | Phase to phase, Phase to earth | kV | 95 |
| Insulation Distance | 110 | ||
| Rated Lightning impulse withstand voltage | Phase to phase, Phase to earth | kV | 185 |
| Insulation Distance | 215 | ||
| 1min power frequency withstand voltage of Auxiliary control circuit | V | 2000 | |
| Rated short-circuit breaking current (effective value) | kA | 20 25 31.5 | |
| Rated short-circuit making current(peak time) | kA | 50 63 80 | |
| Rated short time withstand current | kA | 20 25 31.5 | |
| Rated peak withstand current | kA | 50 63 80 | |
| Rated short-circuit keeping time | s | 4 | |
| Degrees of protection | IP67/IP4X | ||
| Every phase main return circuit resistance | μΩ | ≤250 | |
| Rated SF6 gas pressure (20°C) | Mpa | 0.05 | |
| Min SF6 gas pressure (20°C) | Mpa | 0.02 | |
| Annual SF6 gas loss rate | % | ≤1 | |
| Rated voltage of auxiliary control circuit | V | DC110/220,AC220 | |
| Dimensions (Width×Depth×Height) | mm | (600~1200) ×1400×2650 | |
Picture
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
1969
Total Annual:
250000000-300000000
Employee Number:
3000~3500
Ecer Certification：
Verified Supplier
Ningbo Tianan (Group) Co, Ltd is a famous leading influential enterprise of the power transmission equipment manufacturing in China.It was founded in 1969,currently under the group, we have 1 national-level R&D center, 2 provincial-level R&D center, 10 professional companies, 70 sales office... Ningbo Tianan (Group) Co, Ltd is a famous leading influential enterprise of the power transmission equipment manufacturing in China.It was founded in 1969,currently under the group, we have 1 national-level R&D center, 2 provincial-level R&D center, 10 professional companies, 70 sales office...
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