Kyn28A-12 Indoor AC Metal Armored Draw out Switchgear

• Customization: Available
• Type: Distribution Metering Box
• Structure: Protection
• Model NO.: KYN28A-12
• Certification: ISO9001:2000, CCC
• Form: Partly-welded Type
• Operation Voltage: High Voltage
• Size: 2 Uint
• Application Range: High-rise Buildings
• Shell Material: Steel Plate
• Shell Protection Grade: IP30
• Transport Package: as Per Required
• Specification: Rated working voltage: AC380V

Product Description

KYN28A-12 Indoor AC metal armored draw out switchgear
 

1. Scope of use
KYN28A-12 indoor AC metal armoured draw out switchgear is a 3-10kV three-phase AC 50HZ power transmission and distribution control device for receiving and distributing electric energy and single bus section. It is mainly used for power transmission of power plants, substations, power distribution of industrial and mining enterprises and the control, protection and detection of power receiving, power transmission and large high-voltage electric starting of secondary substations of electric power systems.

2. Product standards
The switchgear shall comply with IEC298 AC Metal Enclosed Metal Switchgear and Control Equipment with Rated Voltages above 1KV and below 52KV, IEC694 Common Terms for High Voltage Switchgear and Control Equipment, GB3906 3-35KV AC Metal Enclosed Switchgear and DI404 Ordering Conditions for Indoor AC High Voltage Switchgear.

3. Technical measures

 

No.	Specification	Unit	Technical parameters
1	Rated voltage	KV	3.6, 7.2, 12
2	Rated current	A	630 - 3150
3	Rated short-circuit breaking current	KA	25, 31.5, 40,50
4	Rated short-circuit making current	KA	63, 80, 100, 125
5	Rated dynamic stability current	KA	63, 80, 100, 125
6	Rated thermal stability current	KA	25, 31.5, 40, 50
7	Rated thermal stability time	S	4
8	Protection grade		IP2X, IP3X, IP4X
9	Operation mode		Spring energy storage type
10	Overall dimensions (L x W x H)	mm	800x1500x2200; 1000X1650x2200