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 |
Product Tags:
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KYN28-12 armoured metal clad medium voltage switchgear widely used Images
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