KYN28A-12(GZS1) Armored Removable AC Metal Enclosed Switchgear
Air insulated switchgear
Scope of application ：
It is suitable for three-phase AC power system with rated voltage of 12kV and rated frequency of 50Hz.
KYN 28A-12(Z)(GZS1-12)Armored Removable AC Metal Enclosed Switchgear is suitable for three-phase AC rated voltage 12kV,rated frequency 50Hz power system,mainly used in power plants,substations,power transformation and distribution centers of industrial and mining enterprises and large-scale high-voltage motor starting equipment,etc.,for receiving and distributing electric energy,and for controlling,protecting and monitoring circuits.It can be used in single bus,single bus sectional system or double bus system.
This product meets the requirements of GB 3906"3~35kV AC Metal Enclosed Switchgear",GB/T11022"Common Technical Requirements for High Voltage Switchgear and Control Equipment Standards",IEC60298"AC Metal Enclosed Switchgear and Control Equipment with Rated Voltage Above 1KV and Below 52KV"and DL/T404"Technical Requirements for Ordering Indoor AC High Voltage Switchgear".
Second,the normal use conditions,
1.Ambient temperature:maximum temperature+40℃,minimum temperature-15℃;
2.Environmental humidity:daily average is not more than 95%and monthly average is not more than 90%;
3.Altitude:less than 1,000 fans;
4.Earthquake resistance;The earthquake intensity shall not exceed 8 degrees;
5.The daily average steam pressure shall not exceed 2.2Kpa and the monthly average shall not exceed 1.8kpa；.
6,the surrounding air should not contain corrosive or flammable gas,water vapor and other obvious pollution;
7,no serious pollution and frequent violent vibration;
8.When using under normal environmental conditions exceeding GB3906,the user and the manufacturer shall negotiate.
Note:①When the relative humidity is more than 70%,the electric heater shall be switched on.
(2)Where the altitude exceeds 1000m,it shall be handled according to JB/Z102-71.
III.Model and Meaning
1.The cabinet body structure is formed by multiple bending and assembling aluminum-coated zinc plates.High precision,corrosion resistance,light weight,high strength and strong versatility of spare parts.
2.VS1(ZN63)series or imported VD4 series vacuum circuit breakers can be used with wide applicability and high reliability.
3.The handcart is equipped with positioning and display devices for working and testing positions,and each position is safe and reliable.
4,can be equipped with voltage transformer handcart,measuring handcart,isolation handcart,station with variable landing handcart and other handcarts of the same purpose have interchangeability;
5.The circuit breaker replacement is simple and has good interchangeability.
6.Safe,reliable and effective"five prevention"locking to prevent misoperation;
7.The cabinet body is equipped with an observation window to observe the working state of the components in the cabinet.
8,high protection level,can prevent sundry and pest invasion;The enclosure protection level of the switch cabinet reaches IP4X,and the protection level of each compartment is IP2X；.
9,cabinet reliable wall installation,cabinet front maintenance,reduce the area;
10.All high-pressure chambers have pressure relief channels to ensure personal safety.
11.The cable room has plenty of space and can connect multiple cables.
12,circuit breaker room and cable room can be equipped with heaters respectively,to prevent condensation and corrosion.
13.The circuit breaker room and cable room can be equipped with lighting devices respectively according to user's requirements to facilitate maintenance and overhaul.
VI.Instructions for Ordering
1.Main circuit scheme diagram or main circuit system diagram;
2.Electrical schematic diagram of control circuit and terminal arrangement diagram;
3.Layout Plan of Switching Equipment;
4.Color of cabinet body(according to company standard if not required);
5.List of components in the cabinet(including component name,specification,model and quantity);
6.List of required spare parts;
7.Please attach detailed instructions if you have any special requirements.