KYN28-12 Armored Movable Metal-clad Switchgear

Product Introduction

The KYN28A-12 is an indoor AC armored withdrawable metal-enclosed switchgear. It is designed for three-phase AC power systems with a rated voltage of 12 kV and rated frequency of 50 Hz, used for receiving and distributing electrical energy as well as controlling, protecting, and monitoring circuits. This product complies with the following standards: GB 3906 "AC Metal-Enclosed Switchgear for 3-35 kV", GB/T 11022 "Common Technical Requirements for High-Voltage Switchgear and Control Equipment", IEC 60298 "AC Metal-Enclosed Switchgear and Control Equipment with Rated Voltage from 1 kV Up to 52 kV" and DL/T 404 "Technical Specifications for Indoor AC High-Voltage Switchgear".

service condition

●Environmental temperature: max +40°C, min -15°C (under special processes, may reach -45°C)

●Environmental humidity: daily average <95%; monthly average ≤90%;

●Altitude: below 1000 m;

●Seismic resistance: seismic intensity not exceeding 8 degrees;

●Ambient air free from corrosive or flammable gases, water vapor, or significant pollutants;

●Free from severe contamination and frequent intense vibrations; design withstands harsh conditions meeting Class 1

requirements;

●Under normal environmental conditions exceeding those specified in GB 3906, agreement between the user

and manufacturer is required.

Note: ①Electric heater activation is recommended when relative humidity exceeds 70%. ②For locations above 1000 m altitude, follow JB/Z102-71 regulations.

KYN28-12 Armored Movable Metal-clad Switchgear

Product Introduction

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