Hv Switchgear AC 50/60Hz 24kv Medium Voltage Switchgear Kyn28

Medium Voltage Switchgear, Hv Switchgear, Ring Network Power Distribution Switchgear manufacturer / supplier in China, offering Hv Switchgear AC 50/60Hz 24kv Medium Voltage Switchgear Kyn28

Product Details

Welcome to buy the hv switchgear ac 50/60hz 24kv medium voltage switchgear kyn28 for sale with our professional manufacturers and suppliers in China. And catering to your customized requirement, we also offer the OEM service.

Basic Info


Product Description


Model KYN28A-12 (GZS1-12)


Indoor AC Metal Clad Intermediate Switchgear Cabinet


KYN28A-12 (GZS1-12) Model Indoor AC Metal Clad Intermediate Switchgear Cabinet. It is suitable for three-phase AC rated voltage 12KV, rated frequency 50Hz power system to receive and distribute the electrical energy and to control, protect and monitor the circuit.


Meet the standard: GB3906-97 3-35KV AC Metal-enclosed Switchgear, GB11022-89 High-voltage Switchgear General Technical Conditions, IEC298 (1990) AC Metal-enclosed Switchgear and Control Equipment With Rated Voltage Above 1kv and 50kv or Below , DL404-97 Order Technical Conditions for Indoor AC High Voltage Switchgear Cabinet



1. Metal-enclosed and separately arranged, with high protection Category

2. Enclosure with Front -Cabinet protection and back-cabinet protection, the Board can be arranged and fixed along with the wall to save the spaces

3. Protection Category of enclosure reaches to IP4X,

4. Elec.Line Cabinet with full spaces for mount and arrange in-coming and out-going lines for the convenience of Fixing, protecting and maintaining





Rated Working Voltage



1Min Power Frequency Withstand  Voltage


32, 42

Lightning Pressing Voltage (Whole-Band)


60, 75

Rated Frequency



Main Busbar Rated Currenct


630, 1250, 1600, 2000, 2500, 3150*

Sub-Busbar Rated Currenct


630, 1250, 1600, 2000, 2500, 3150*

3S Thermal Stability Currenct (Effective Data)


16, 20, 25, 31.5, 40, 50

Rated Dynamic Stability Currenct (Peak Value)


40, 50, 63, 80, 100, 125

Protection Categoty


Enclosure:IP4X, CB Compartment open: IP2X

Environmental Requirement


Normal Operation Conditions
1. Altitude 1000m
2. Ambient temperature: -10°C ~ +40°C (temperature can be as low as -25°C during transportation and storage)
3. Relative humidity: daily relative humidity 95% on average; monthly relative humidity 90% on average
4. Seismic scale of earthquake 8
5. The switchgear is applicable to category II contaminated environment.


Special Operation Conditions
If the switchgear will be used in conditions that exceed the normal environmental conditions, users shall
negotiate with the manufacturer.



The switchgear is mainly used in power plants, small- and mediumsized power generators, industrial and mining enterprises, and secondary substations of power system for power receiving, power transmission, and startup of large-sized high-voltage motor in order to implement control, protection, and monitor.

Packaging and shipping:

1. Wrapped with plastic film. 
2. Fixed in a wooden case. 
3. Wooden case on a pallet.

4. Iron shelf 

5. Special packaging: According to customer's requirement


Delivery Details : 10-20 days according to order quantities