Certification: | ISO9001 |
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Shell Material: | Stainless Steel |
Voltage Level: | High Voltage |
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Product Description:
KYN28 indoor metal-clad withdrawable switchgear is a complete set of distribution equipment for 3.6~24KV, three-phase AC 50Hz, single busbar segmented system. Mainly used for power transmission of small and medium-sized generators in power plants, power distribution in factories, mines, and enterprises, and power reception and transmission in substations of power systems, as well as starting of large high-voltage motors, to control, protect, and monitor systems. In addition to being used in conjunction with domestic VS1 vacuum circuit breakers, it can also be used in conjunction with ABB's VD4, Siemens' domestic 3AH5, General Electric's VB2, and others.
With its single bus sectionalized system, this switchgear controls, protects, and monitors power distribution and systems. It is also suitable for starting large high-voltage motors. The switchgear meets international standards such as IEC298 and GB3906-91, ensuring excellent performance and safety.
Key Features:
Benefits:
Serial No. |
Item |
Unit |
Technical parameters |
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1 |
Rated voltage |
KV |
24 |
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2 |
Rated frequency |
HZ |
50/60 |
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3 |
Rated insulation level |
1 min withstand voltage (effective value) |
KV |
Phase to phase & phase to earth |
60 |
Isolation fracture |
79 |
Lighting impulse withstand voltage (peak value) |
125 |
145 |
|||||
Auxiliary control circuit power frequency withstand voltage |
V |
2000 |
|||||
4 |
Rated current |
A |
630,1250,1600,2000,2500,3150 |
||||
5 |
Specified short-circuit dropout current |
KA |
20, 25, 31.5 |
||||
6 |
Rated short-circuit making current (peak value) |
KA |
50, 63, 80 |
||||
7 |
Rated short time withstand current (4S) |
KA |
20, 25, 31.5 |
||||
8 |
Rated peak withstand current |
KA |
50, 63, 80 |
||||
9 |
Auxiliary control circuit rated voltage |
V |
AC or DC 110/220 |
||||
10 |
Protection level |
V |
IP4X (the circuit breaker chamber door is open or isolation chamber is IP2X) |
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11 |
Outline dimension |
mm |
1000*1910*24001 |
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12 |
Weight |
Kg |
840-1500 |