China Kyn28-24 Removable Metal Clad Switchgear Cabinet Enclosure

KYN28 indoor metal-clad
KYN28 indoor metal-clad withdrawable switchgear(hereafter short as switchgear) is a complete power distribution device for 3.6~24KV, 3 phase AC 50Hz, single bus sectionalized system. It is main used for power transmission of middle/small generators in power plants, power receiving, transmission for substations in power distribution and power system of factories, mines and enterprises, and starting of large high-voltage motor, etc, so as to control, protect and monitor the system. The switchgear meets IEC298, GB3906-91. In addition to be used with domestic VS1 vacuum circuit breaker, it can be used with VD4 from ABB, 3AH5 from Siemens domestic ZN65A, and VB2 from GE, etc. It is truly a power distribution deviece with good performance.
In order to meet the requirement for wall mounting and front-end maintenance, the switchgear is equipped with a special current transformer, so that the operator can maintain and inspect it in front of the cubicle.
Main technical specifications

No.ItemUnitParameters 1Rated VoltageKV12 2Rated FrequencyHz50/60 3Rated CurrentA630 1250 1600 2000 2500 3150 4Branch busbar rated currentA630 1250 1600 2000 2500 3150 5Main busbar rated currentA630 1250 1600 2000 2500 3150 61min power frequency withstand voltageDryKV3850/60 4860/65 Wet 7Lightening impulse withstand voltageKV7595/125 8Rated Short-time Withstand Current (4s)KA20/25/31.5/40 9Rated Short Circuit Breaking Current(Peak)KA40/50/63/80/100 10Protection type IP4X for housing