Brand Name: TSTY
Modle Number: KYN61-40.5(Z)
1. General
1.1 Ratings: system voltage 40.5kV, rated current up to 2000A, AC 50/60Hz.
1.2 Application: applicable for power receiving and distribution of power plant and substations for control, protection and measurement.
1.3 Standard: I EC 62271-200
2 Type Designation
3. Main Technical Parameter
| Switchgear Panel Parameters | |||
| Item | Unit | Data | |
| Rated voltage | kV | 40.5 | |
| Rated current | Rated current of main bus bar | A | 1250.1600.2000.(2500) |
| Rated current of matched VCB | A | 1250.1600,2000.(2500) | |
| 1 min power frequency withstand voltage | KV | 95 | |
| Lightning withstand voltage | kV | 185 | |
| Power frequency withstands voltage of auxiliary circuit and control circuit | V/1 min | 2000 | |
| Rated frequency | Hz | 50 | |
| Rated short-circuit breaking current | kA | 20 25 31.5 | |
| Rated short-time withstand current/ Rated short-circuit cordinuous time | kAMs | 20 25 31.5 | |
| Rated withstands current (peak) | kA | 50 63 80* | |
| Rated short-circuit making currem | kA | 50 63 80* | |
| Rated voltage of control circuit | V | DC： 110 220 | |
| AC： 110 220 | |||
| Production level | Switchgear shell | IP3X | |
| Compartments (door opened) | IP2X | ||
| VCB Parameter | |||
| Item | Unit | Data | |
| Rated voltage | kV | 40.5 | |
| Rated current | A | 1250,1600,2000,(2500) | |
| Rated frequency | Hz | 50 | |
| Rated short-time breaking current | kA | 20 25 31.5 | |
| Rated short-circuit making curre | kA | 50 63 80 | |
| Rated peak withstand currenl | kA | 50 63 80 | |
| Rated short-time qithstand current/Rated short-circuit continuous time | kA/4s | 20 25 31.5 | |
| Rated insulation level | 1 min power frequency withstand voltage (rms) | kV | 95 |
| Thun dering withsta nd voltage(rms) | kV | 185 | |
| Power frequency withstand voltage of auxiliary circuit and control circuit | V/1 min | 2000 | |
| Mechanical life | Times | 10000 | |
| Making time | Electromagnetic mechanism | s | ≤0.2 |
| Spring mechanism | s | ≤0.15 | |
| Breaking time | s | ≤0.07 | |
| Rated operation sequenee | ope-0.3s-close open-180s-close | ||
Working Condition Features
1.1 Ambient air temperature: -15°C~~ 40°C (-25°C~~ 45°C available as customized products)
1.2 Altitude: 《1000m
1.3 Relative humidity: Daily average 《95%
Monthly average 《90%
1.4 Earthquake intensity: magnitude 《8
1.5 Applicable in the places without corrosive and flammable gas.
* Note: Customized products are available.
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