Armor Type AC Metal - Enclosed Switchgear / Power Distribution Equipment
Armor Type AC Metal - Enclosed Switchgear / Power Distribution Equipment
Overview:
KYN61-40.5 switchgear is three phase AC 50 Hz,rated voltage of 40.5 KV indoor power distribution equipment.As power plants ,substations and industrial distruction of electric energy only ,and has a circuit implementation of control,protection and monitoring function .
Features:
Switchgear according GB3906 and IEC62271-200 standards and design,And can be removed from the cabinet as a whole unit (trolley )components .Cabinet structure are made of aluminum deposited zine plate or galvanized sheet assembled with both connection ,separate circuit breaker switchgear roon ,bus room ,cable room and instrument room,All metal components are grounded ,each compartment of the main circuit system have separate pressure release channel in the cable compartment can be set 200*200mm ground copper bars.
Service condition:
a. Ambient air temperature: -15°C~+40°C.
b. Altitude: ≤1000m.
c. Relative humidity : Daily average≤95%,monthly averange≤90%.
d. Earthquake intensity: ≤magnitude 8.
e. Applicable in the places without corrosive and flammable gas and water vapor.
f. Used in place without frequently intense vibrant.
Note: Customized products are available.
Main technical specification:
| Items | Unit | Parameters | ||
| Rated Voltage | kV | 40.5 | ||
| Rated Frequency | Hz | 50 | ||
| Rated Current | A | 1250,1600,2000 | ||
| Rated Short-circuit Breaking Current | kA | 25,31.5 | ||
| Rated Making Current (Peak) | kA | 63,80 | ||
| 4s Thermal Stability Current | kA | 25,31.5 | ||
| Rated Dynamic Current (Peak) | kA | 63,80 | ||
| Rated Insulation Level | 1min Power Frequency Withstand Voltage (r.m.s)(Between Phases, Phase to Earth) | kV | 95 | |
| Lightning Impulse Withstand Voltage (Peak) | kV | 185 | ||
| 1min Power Frequency Voltage Across the open gap (r.m.s) | kV | 115 | ||
| Enclosure Protection Class |
Enclosure IP4X; Between Compartments IP2X |
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| Enclosure Dimension (Width*Depth*Height) | mm | 1400*2800*2600 | ||
| Type of Circuit Breaker |
Vacuum Circuit Breaker:ZN85-40.5; VT19-40.5 SF(Schneider) |
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