广东浩城电气有限公司
广东浩城电气有限公司
KYN28-12 Withdrawable Metal-clad AC Switchgear
Product description
KYN28-12 series are the medium voltage switchgears that Guangdong Haocheng Electric Co., Ltd. Manufactures, which are suitable to indoor AC metal medium voltage switchgear with rated voltage of 7.2~12kV and frequency of 50Hz.It is widely used in power plant, substation and various projects.
Construction features
1. Indoor metal clad withdrawable switchgear equipped with VCB handcart, protect the busbar from moisture and improve insulation level.
2. Modular structure,easily interchangable, less maintance.
3. VCB handcart can realize closed door operation.
4. Each chamber has separate pressure relief channel.
5. Reliable five - prevention interlock.
Main parameter
| Item | Unit | Parameter | |||||
| Rated voltage | kV | 12 | |||||
| Rated insulation level | 1min power frequency withstand voltage | 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 | |||||
| Auxiliary circuit 1 min power frequency withstand voltage | kV | 2 | |||||
| Rated frequency | Hz | 50 | |||||
| Rated current of Vacuum breaker | A | 630,1250,1600,2000,2500,3150,4000,5000 | |||||
| Rated current of panel | A | 630,1250,1600,2000,2500,3150,4000,5000 | |||||
| Rated short time withstand current(2s) | kA | 16，20，25，31，5，40，50 | |||||
| Rated peak withstand current | kA | 40，50，63，80，100，125 | |||||
| Rated short circuit duration | s | 4 | |||||
| Rated short circuit breaking current(VCB) | kA | 16，20，25，31，5，40，50 | |||||
| Rated short citcuit making current(peak)(for VCB) | kA | 16，20，25，31，5，40，50 | |||||
| IP class | shell | IP4X | |||||
| VCB chamber door opened | IP2X | ||||||
| outline dimension | Width | mm | 650, 800,1000 | ||||
| Depth | mm | 1550, 1660 | |||||
| Height | mm | 2300 | |||||
胡总
18138332189 No. 32, Commercial Plaza, North District, Xingye North Road, Shishan Town, Nanhai District, Foshan City
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