| Certification: | CCC, ISO9001 |
|---|---|
| Shell Material: | Aluminum Alloy |
| Voltage Level: | Medium Voltage |
| Installation: | Fixed |
| Structure: | Withdrawable |
| Standard: | IEC62271-200, IEC62271-100 |
| Customization: |
|---|
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KYN61-40.5 (z) AC metal-enclosed switchgear (hereinafter referred to as switchgear) is used in the 35kV three-phase AC 50Hz power system, as the power distribution room of power plants, substations, and industrial and mining enterprises to receive and distribute electric energy, and has the functions of control, protection, and monitoring.
This product meets the requirements of GB3906 3-35kv AC metal-enclosed switchgear, GB / T11022 common technical requirements for high voltage switchgear and control equipment standards, IEC 60298 AC metal-enclosed switchgear and control equipment with rated voltage above 1kV and below 52kv and iec60694 common terms for high voltage switchgear and control equipment.
Normal Service Conditions
1. The ambient air temperature shall not exceed 40 ºC, and the average value measured within 24h shall not exceed 35 ºC. The minimum ambient air temperature shall be - 25 ºC
2. The altitude shall not exceed 1000m, and the altitude under special use conditions shall not exceed 2000m;
3. The surrounding air is not obviously polluted by dust, smoke, corrosive and/or combustible gas, vapor, or salt mist
4. The average relative humidity measured within 24h shall not exceed 95%, the average water vapor pressure measured within 24h shall not exceed 2.2kpa, the average monthly relative temperature shall not exceed 90%, and the average monthly water vapor pressure shall not exceed 1.8kpa
5. When the equipment is installed, the inclination with the vertical plane shall not exceed 5 °;
6. The equipment shall be installed in a place free from violent vibration and impact.
Note: if users have special requirements, they can negotiate with our company.
| No. | Item | Unit | Data | |
| 1 | Rated Voltage | kV | 40.5 | |
| 2 | Rated Current | Main Bus Bar | A | 1600/2500 |
| Matching Circuit Breaker | A | 166/2500 | ||
| 3 | Rated Insulation Level | 1min frequency withstand voltage (Interphase, inter phase, between fractures) | kV | 95/110 |
| Lightning Impulse Withstand voltage (Peak), Interphase, inter phase / between Fractures | kV | 185/215 | ||
| Frequency Withstand Voltage Auxiliary Circuit, Control Circuit | V/1min | 2000 | ||
| 4 | Rated Frequency | Hz | 50 | |
| 5 | Rated Short Circuit Breaking Current | kA | 31.5 | |
| 6 | Rated Short-time Withstand Current/Rated Short Circuit Duration | kA/s | 31.5/4s | |
| 7 | Rated Withstand Current (peak) | kA | 80 | |
| 8 | Rated Short Circuit Making Current | kA | 80 | |
| 9 | Rated Voltage of Control circuit | V | DC:110 220,AC:110 220 | |
| 10 | Protection class | Switchgear Enclosure | IP4X | |
| Compartment (when the cabinet door is opened) | IP2X | |||
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