Kyn28-12 Indoor AC Metal-Enclosed Switchgear

• Certification: CCC, ISO9001
• Shell Material: Stainless Steel
• Voltage Level: High Voltage
• Installation: Fixed
• Structure: Cabinet
• Current: AC
• Model NO.: KYN28-12
• Transport Package: Plywood Case
• Trademark: Dechun
• Origin: Changzhou, Jiangsu, China
• HS Code: 8537209000
• Production Capacity: 30000 PCS/Year

Product Description

KYN28-12 Indoor Metel-Closed Switchgear

KYN28-12-Indoor AC metal-enclosed armored move switching devices (referred to as middle Cabinet) applied to 3.6~12KV three-phase AC 50Hz power grid, as the acceptance and distribution of electrical energy, and the exercise of control, monitoring and protection purposes.The product configuration VD4/VDM6/BP1/BP2/VS1 type of vacuum circuit breaker as a main switch, compact structure, superior performance and high reliability.

Features:
Anti harsh environment, anti condensation, frost, fog, salt contamination, corrosion resistance etc;
Compact structure, small size, easy to install;
Modular design, flexible expansion;
Smart grid compatible, optional automation terminal, to meet the requirements of smart grid upgrade.

Applicable conditions:
Altitude:≤2000m
Ambienttemperature:-35ºC~+40ºC
Relative humidity
Daily average≤95%
Monthly average≤90%
Seismic capacity: 8 degrees 

No	Item			Unit	Parameter
1	Rated voltage			KV	3.6,7.2/12
2	Rated frequency			Hz	50
3	Rated current of breaker			A	630,1250,1600,2000,2500,3150
4	Rated breaking active load current			A	630,1250,1600,2000,2500,3150
5	Rated closed loop breaking current			KA	20,25,31.5,40
6	Rated current under the cable charging breaking current			KA	50,63,80,100
7	Rated short-circuit closing current(peak)			KA	20,25,31.5,40
8	Rated short-circuit breaking current			KA	50,63,80,100
9	Rated insulation level	1 min frequency withstand voltage	Pole,the pole pair	KV	24,32,42
			break between	KV	24,32,48
		Lighting impulse withstand voltage(peak)	Pole,the pole pair	KV	40,60,75
			break between	KV	46,70,85
10	Degree of protection			KV	Enclosure IP4X,compartment,circuit breaker door open when IP2X