Catalogue
Eberry switchgear catalogue in Russian.pdf
Eberry switchgear catalogue.pdf
EBERRY VCB CATALOGUE.PDF
Product description
KYN28A-12 armored shift type Ac metal closed switchgear (hereinafter referred to as switchgear, suitable for indoor three.phase 50/60Hz, rated voltage 10kV power system, mainly used in power plants, substations, industrial and mining enterprises and high-rise buildings, as the acceptance and distribution of electrical energy and circuit control, protection and monitoring.
KYN28A-12 switchgear has various functions to prevent misoperation, including preventing moving with load, preventing grounding switch from closing position circuit breaker, preventing live grounding switch and preventing straving into live compartment, etc. The switchgear is equipped with Vs1,VD4 series mid-mounted high voltage Ac vacuum circuit breaker and solidsealed vacuum circuit breaker with excellent performance. The secondary circuit of the switchgear is equipped with advanced and reliable control and protection elements; The bus bar adopts heat shrink insulation material or epoxy coated insulation means,optimizes the electrode shape, and the cabinet structure is compact, The switchgear is a power distribution equipment with advanced technology, stable performance, reasonable structure, convenient use, safety and reliability.
Product parameters
| Item Description | 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, 4000, 5000 |
| Rated Current of Switchgear | A | 630, 1250, 1600, 2000, 2500, 3150, 4000, 5000 |
| Rated Short-Time Withstand Current (4s) | kA | 16, 20, 25, 31.5, 40, 50 |
| Rated Peak Withstand Current | kA | 40, 50, 63, 80, 100, 125 |
| Rated Short-Circuit Breaking Current | kA | 16, 20, 25, 31.5, 40, 50 |
| Rated Short-Time Closing Current (Peak) | kA | 40, 50, 63, 80, 100, 125 |
| Rated Insulation Level - 1min Power Frequency Withstand Voltage | kV | 24, 32, 42 |
| Rated Insulation Level - Lightning Impulse Withstand Voltage | kV | 40, 60, 75 |
| Protection Level | | Enclosure: IP4X, Isolated Compartment: IP2X when Circuit Breaker Room Door is Open |
Structure and working principle
KYN28A-12 switchgear is composed of two parts: cabinet and removable parts (commonly known as handcart). The cabinet body is divided into a number of functional compartments with metal partitions, such as bus room, circuit breaker room, cableroom and relayinstrument room.
The removable parts of the switchgear can be configured with vacuum circuit breaker, voltage transformer, lightning arresterisolation and fuse, etc.
Product Tags:
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KYN28A-12 Steel Clad Removable Type Metal Enclosed Switchgear 3.6/7.2/12kv Images
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