
Kyn 27 12kv Withdrawable Vacuum Circuit Breaker Medium Voltage Switchgear with Armor Door. IEC Certified Safety: Complies with IEC 62271-1/100/200 standards for high-voltage switchgear. Flexible Dimensions: Width and depth customizable: 650/800/1000mm width, 1400/1600/1700mm depth. High Current Capacity: Main and branch busbar rated current up to 4000A available. Robust Protection: IP4X enclosure and IP2X compartment protection against dust and objects. OEM/ODM Support: Full customization from samples, designs, or minor adjustments available. Strong Short-Circuit Withstand: Rated short-time withstand current up to 40kA for 4 seconds. Internal Arc Protection: Rated internal arc withstand current up to 40kA/1s for safety. Proven Manufacturer: Established in 1991 with 593 employees and ISO9001/45001/14001 certs.