| Certification: | VDE, CCC, ISO9001 |
|---|---|
| Shell Material: | Steel Plate |
| Voltage Level: | Medium Voltage |
| Installation: | Removable |
| Structure: | Cabinet |
| Current: | AC |
| Samples: |
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Audited Supplier Product Name: KYN28A-12 Indoor Withdrawable Metal-Clad AC Switchgear
Company: Guang Dong Hao Cheng Electric Co., Ltd
Description: The KYN28A-12 Indoor Withdrawable Metal-Clad AC Switchgear, also known as the mid-set cubicle, is designed for 3.6-12kV three-phase AC 50Hz power grids. It is versatile, suitable for single bus, single bus sectional, and double bus power systems. This product boasts a compact size, elegant design, high durability, excellent corrosion resistance, and exceptional interchangeability. It is a high-performance power distribution device, serving as an ideal replacement for various outdated switchgear models.
| Item | Unit | Paramete | ||
| Rated voltage | kV | 12 | ||
| Rated insulation level | Power frequency withstand voltage(1min) | P to P&P to E | kV | 42 |
| Break | kV | 48 | ||
| Lightning impulse withstand voltage | P to P&P to E | kV | 75 | |
| Break | kV | 85 | ||
| Secondary circuit withstand voltage(1min) | kV | 2 | ||
| Rated frequency | Hz | 50 | ||
| Rated current of VCB chamber | A | 630 | ||
| Rated current of switchgear | A | 630 | ||
| Rated peak withstand current | kA | 40,50,63,80,100,125 | ||
| Rated short time withstand current | kA | 16,20,25,31.5,40,50 | ||
| Rated short circuit duration | s | 4 | ||
| Rated short circuit breaking current(for VCB) | kA | 16,20,25,31.5,40,50 | ||
| Rated short circuit making current(peak)(for VCB) | kA | 16,20,25,31.5,40,50 | ||
| Loss of service continuity category(LSC)of compartment | LSC2B | |||
| IP code | Shell | IP4X | ||
| VCB chamber door opened | IP2X | |||
| Isolating sheet grade | PM(metal partition barrier) | |||
| Protection requirement of entering each compartment | Enter into busbar compartment | Special tools must be uesd | ||
| Enter into cable compartment | Accord with interlock specification and use special tools | |||
| Enter into other high-voltage compartment | ||||
| Internal arcing grade | IAC | |||
| Dimension | Width | mm | 650,800,1000 | |
| Depth | mm | 1500,1660 | ||
| Height | mm | 2300 | ||
| Mass | kg | 700-1200 | ||
The central circuit breaker trolley, designed by Guang Dong Hao Cheng Electric Co., Ltd, is a revolutionary solution that enhances the insulation level of buses by preventing moisture infiltration. Its draw-out type combination unit offers excellent interchangeability and requires minimal maintenance. The circuit breaker handcart enables closed-door operations for added safety.
Each compartment of the trolley features an independent pressure release channel, ensuring optimal performance. The "five prevention" device incorporated in the design guarantees reliability. Moreover, the busbar between adjacent panels is separated by wall bushing to contain faults effectively.
Additionally, the earthing switch of the trolley boasts fast closing ability, convenient maintenance, and grounding options, prioritizing personal safety at all times.
Our products are primarily used for power generation, power distribution, substations, industrial and mining enterprises, real estate, and secondary substations of the power system.
Guangdong Haocheng Electric Co., Ltd is a leading enterprise in the electrical equipment industry in Guangdong province. With a registered capital of CNY 50.01 million, we specialize in the research, development, production, and sales of intelligent HV/LV power plants, power transformers, and distribution boxes. Our company boasts strong marketing and technology development capabilities, with a construction area exceeding 20,000 square meters and a production base of over 12,000 square meters. HC Electric holds ISO9001, ISO14001, ISO45001, and national "3C" certifications, emphasizing the importance of independent intellectual property rights. With a focus on innovation, we have secured more than 20 patents.
In 2019, we were honored as a "hi-tech enterprise" by the science and technology, finance, and tax bureau of Guangdong province. In 2020, our R&D department was designated as the "Intelligent Distribution Equipment Engineering Research Center of Nanhai District, Foshan." Our products are integral to various national key projects, contributing to the advancement of smart power grids.
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