Active Member
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[China]
Address: 21/F, Building 1, No. 816,Jinghua Road, Hi-tech Zone,Ningbo, Zhejiang, P.R. China
Contact name:Tony ma
Ningbo Tian'an Jinghua Power Technology Co., Ltd. |
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KYT1 (KYN61)-40.5 Metal-clad Draw-out AC Switchgear
1. General Of KYT1 (KYN61)-40.5 Metal-clad Draw-out AC Switchgear
KYN61-40.5 Air Insulated Metal-clad Switchgear is suitable for application at three phases, 50Hz, 40.5kV power distribution system. This product has functions of protection, control and monitoring.
2. Service condition of KYT1 (KYN61)-40.5 Metal-clad Draw-out AC Switchgear
a. Ambient temperature: +40 to -15℃
b. Elevation: no more than 10000m
c. Humidity:
Daily average relative humidity shall be not higher than 95%
Monthly average relative humidity shall be not higher than 90%
d. Earthquake: no more than 8 degree
Ambient air should be free of the obvious pollution of aggressive or flammable gases, or vapor, etc.
The usage of the product beyond of the environment for demanded technical conditions should be after the negotiation between the client and factory.
3. Type designation of KYT1 (KYN61)-40.5 Metal-clad Draw-out AC Switchgear
4. Technical parameters and requirement of KYT1 (KYN61)-40.5 Metal-clad Draw-out AC Switchgear
| No. | Item | Unit | Parameter | ||
| 1 | Rated voltage | kV | 40.5 | ||
| ≈ | Rated frequency | Hz | 50 | ||
| 3 | Rated main busbar current | A | 1250, 1600, 2000 | ||
| 4 | Rated branch busbar current | A | 1250, 1600, 2000 | ||
| 5 | Rated insulation level | 1min power frequency withstand voltage | kV | Phase to phase, Phase to earth | Primary Insulation Distance |
| 95 | 115 | ||||
| Lightning impulse withstand voltage | 185 | 215 | |||
| 1min power frequency withstand voltage of Auxiliary control circuit | V | 2000 | |||
| 6 | Rated short circuit breaking current (effective value) | kA | 25, 31.5 | ||
| 7 | Rated making current(peak time) | kA | 63, 80 | ||
| 8 | Rated short time peak withstand current | kA | 63, 80 | ||
| 9 | 4 s’ short time withstand current | kA | 25, 31.5 | ||
| 10 | Rated voltage of auxiliary control circuit | V | ≈110, ≈220 | ||
| 11 | Protection level | Enclosure IP4X, Chamber IP2X | |||
| 12 | Overall size | mm | 1200 or 1400x2800x2600 | ||
