KYN28-12 HV switchgear

KYN28-12 HV switchgear

Product catalog summary
Product Overview
This document describes the KYN28-12 model, an indoor armored and movable type AC high voltage metal-enclosed switchgear. It is designed for use in power plants, substations, and industrial and mining enterprises to receive and distribute electrical energy, with capabilities for controlling, protecting, and detecting circuits.
Specifications
  • Model No.: KYN28-12
  • Use Ambient: Indoor, altitude <1000m above sea level
  • Dimensions: Width 600-1000mm, Depth 1450-1750mm, Height 2240mm
  • Structure Type: Armored and movable type
  • Rated Voltage: 3.6, 7.2, 12 kV
  • Rated Frequency: 50 Hz
  • Rated Current: 630, 1250, 1600, 2000, 2500, 3150, 4000 A
  • Rated Short-Time Withstand Current (4s): 16, 20, 25, 31.5, 40, 50 kA
  • Rated Peak Withstand Current: 40, 50, 63, 80, 100, 125 kA
  • Rated Short-Circuit Breaking Current: 16, 20, 25, 31.5, 40, 50 kA
  • Rated Short-Circuit Making Current (Peak): 40, 50, 63, 80, 100, 125 kA
  • Rated Insulating Level: Power frequency withstand voltage: 24, 32, 42 kV; Lightning impulse withstand voltage: 40, 60, 75 kV
  • Protection Class: Enclosure: IP4X; Open compartments or circuit breaker chamber door: IP2X
Structure Characteristics
The switchgear's main frame side panels are processed using CNC bending and bolted together, ensuring high processing accuracy and strength, which enhances the overall accuracy and stability of the switch cabinet.
Notes
  • The short-circuit capacity of current transformers should be considered separately.
  • Rated for an altitude of 1000m; Rated current ≤ 1250A; Rated breaking current ≤ 31.5kA.
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Catalog excerpts

KYN28-12 HV switchgear-1

KYN28-12 Metal-armored movable switchgearProduct description This model switchgear is indoor completed distribution device with 3-phase AC 50Hz and rated voltage of 12kV. As for power plant, substation, and industrial and mining enterprise, it is used to receive and distribute electrical energy, and has functions such as controlling, protecting, and detecting circuits. • Use ambient: Indoor, altitude<1000m(above sea level). • Overall dimension: Width 600-1000mm, deepth 1450-1750mm, height 2240mm. • Structure type: Armored and movable type indoor AC high voltage metal enclosed switch device. • Structure characteristics: The side panel of the main frame are processed by multiple CNC bending process and then bolted together. The parts have high processing accuracy and strength, which improves the accuracy and stablity of the switch cabinet as a whole. Main technical speciffication Note: 1. The short-circuit capacity of current transformers should be considered 2.Rated for an altitude of 1000m; Rated current < 1250A; Rated breaking current < 31.5kA.

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