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High voltage electrical panel for substation model KYN28-12
Overview:
The KYN28A air insulated metalclad switchgear, which is for
distributing and accepting AC electricity (3-12 kV, 50 Hz)
distribution system, is fitted with VD4 circuit breaker from ABB or
VS1 circuit breaker from domestic company. Besides, it also can
control, protect and monitor the circuit.
Technical Feature
1. The box of the KYN28A air insulated metal clad switchgear is
made of aluminum-zinc coated steel sheet, so it is light, strong
and beautiful.
2. The electric clearance is larger than 125mm, and the composite insulation electric clearance is larger than 30 mm.
3. Central-positioned circuit breaker.
4. Perfect integrated interlocking mechanism
5. Completed primary systematic diagram, more than 80 main circuit schemes
Working consitions
a. Ambient temperature: Maximum temperature:+40℃ Minimum
temperature: -15℃
b. Ambient humidity: Daily average RH no more than 95%;Monthly
average RH no more than 90%
c. Altitude no higher than 2500m;
d. The air around without any pollution of duty,smoke,ercode or
flammable air,steam or salty fog;
Technical Data
Item | Unit | Data |
Rated Voltage | kV | 3.6,7.2,12 |
Rated Frequency | Hz | 50 |
Rated Current of Circuit Breaker | A | 630,1250,1600,2000,2500,3150 |
Rated Voltage of Switchgear | A | 630,1250,1600,2000,2500,3150 |
Rated short-time withstand current (4s) | kA | 16,20,25,31.5,40,50 |
Rated Peak Withstand Current (Peak Value) | kA | 40,50,63,80,100,125 |
Rated Short-circuit Breaking Current | kA | 16,20,25,31.5,40,50 |
Rated Short- circuit Closing Current | kA | 40,50,63,80,100,125 |
1min Power Frequency Withstands Voltage | kV | 24, 32, 42 |
Lightning Withstands Voltage , Rated Insulation Leve | kV | 40, 60, 75 |
Protection Grade | Shell is IP4X, Shell is IP2X when compartment and circuit breaker doors are open |
Cabinet outline dimensions(mm)(not including door)
Height | Width | Depth |
2300 | 800 | 1800 |
2300 | 1000 | 1800 |