The KYN61-40.5 Clad Withdrawal Type AC Metal-Enclosed Switchgear is designed for use in three-phase AC 50Hz power systems with a rated voltage of 40.5kV. This switchgear is primarily used for receiving and distributing electrical energy in power transformation and distribution systems across power plants, substations, industrial and mining enterprises, and high-rise buildings. It also provides circuit control, protection, and monitoring functionalities. Designed to meet the requirements of IEC 60298, GB3906, DL404, and other international standards, it incorporates advanced features like five protections for enhanced safety and reliability.
Model KYN61-40.5 clad withdrawal type AC metal- enclosed switchgear is applicable to three phase AC 5Hz, 40.5kV single bus and single bus section electric power system.is mainly used for accepting and distributing electric energy in power transform and distribution of Power Plant, Substation, Industrial and Mining enterprise and High-rise building, it also could control, protect and monitor the circuit, meet requirements of I EC 60298, GB3906.DL404, etc standards, and has perfect five proventions function.
High Reliability: Designed to meet stringent safety and operational standards for critical power distribution and transformation systems.
Versatile Applications: Suitable for use in power plants, substations, industrial complexes, and high-rise buildings.
Advanced Protection: Offers five protection functions to ensure safe and stable operation.
Compliance: Fully compliant with international standards such as IEC 60298 and GB3906.
High Insulation Resistance: Superior insulation capabilities to withstand high voltage surges and ensure the longevity of the equipment.
Technical Parameters
Rated voltag | 40.5KV | |
Rated frequency | 50Hz | |
Rated currentformain bus | 1250,1600，2000A | |
Rated currentforbranch bus | 630，1250，1600A | |
| Rated insulation level | Phase to phasephase to eart | Primary isolating fracture |
| 1min powerfrequency withstand voltage(effectvalue) | 95 kV | 115kV |
Lightning impulse withstand voltage(peak value) | 215kV | 185kV |
Auxiliary control circuit 1min powerfrequency withstand voltage | 2000V | |
Rated short circuit breaking current | 25，31.5kA | |
Rated short circuit closing current(peak value) | 63，80kA | |
Rated short time withstand current(4s) | 25，31.5kA | |
| Rated peak value withstand current | 63，80kA | |
Rated voltageof control circuit | DC110、220,AC110、220V | |
External dimensions(WXDXH) | 1400X2800(3000)X2600mm | |
| Degree of protection | ||
Protection class Casing | IP4X | |
When compartment.circuit breaker chamber door iso pened | IP2X | |
This switchgear is equipped with five essential protection functions, ensuring maximum safety for both the equipment and personnel:
Overcurrent Protection: Prevents damage from excessive currents.
Earth Fault Protection: Detects and isolates ground faults quickly.
Short Circuit Protection: Offers protection against short circuit events, maintaining system integrity.
Overvoltage Protection: Safeguards equipment against damaging voltage spikes.
Mechanical Interlock Protection: Ensures safe operation and prevents incorrect switching actions.
Enhanced Safety: Equipped with five protection mechanisms, providing full protection for both the equipment and the power system.
Durability: Constructed with high-quality materials, offering long service life and minimal maintenance.
Customizable Options: Flexible configurations for various operational needs.
Compact Design: Space-efficient design for easy installation and integration into existing systems.
Global Standards Compliance: Conforms to international standards ensuring high performance and reliability.
The KYN61-40.5 Clad Withdrawal Type AC Metal-Enclosed Switchgear is designed for use in three-phase AC 50Hz power systems with a rated voltage of 40.5kV. This switchgear is primarily used for receiving and distributing electrical energy in power transformation and distribution systems across power plants, substations, industrial and mining enterprises, and high-rise buildings. It also provides circuit control, protection, and monitoring functionalities. Designed to meet the requirements of IEC 60298, GB3906, DL404, and other international standards, it incorporates advanced features like five protections for enhanced safety and reliability.
Model KYN61-40.5 clad withdrawal type AC metal- enclosed switchgear is applicable to three phase AC 5Hz, 40.5kV single bus and single bus section electric power system.is mainly used for accepting and distributing electric energy in power transform and distribution of Power Plant, Substation, Industrial and Mining enterprise and High-rise building, it also could control, protect and monitor the circuit, meet requirements of I EC 60298, GB3906.DL404, etc standards, and has perfect five proventions function.
High Reliability: Designed to meet stringent safety and operational standards for critical power distribution and transformation systems.
Versatile Applications: Suitable for use in power plants, substations, industrial complexes, and high-rise buildings.
Advanced Protection: Offers five protection functions to ensure safe and stable operation.
Compliance: Fully compliant with international standards such as IEC 60298 and GB3906.
High Insulation Resistance: Superior insulation capabilities to withstand high voltage surges and ensure the longevity of the equipment.
Technical Parameters
Rated voltag | 40.5KV | |
Rated frequency | 50Hz | |
Rated currentformain bus | 1250,1600，2000A | |
Rated currentforbranch bus | 630，1250，1600A | |
| Rated insulation level | Phase to phasephase to eart | Primary isolating fracture |
| 1min powerfrequency withstand voltage(effectvalue) | 95 kV | 115kV |
Lightning impulse withstand voltage(peak value) | 215kV | 185kV |
Auxiliary control circuit 1min powerfrequency withstand voltage | 2000V | |
Rated short circuit breaking current | 25，31.5kA | |
Rated short circuit closing current(peak value) | 63，80kA | |
Rated short time withstand current(4s) | 25，31.5kA | |
| Rated peak value withstand current | 63，80kA | |
Rated voltageof control circuit | DC110、220,AC110、220V | |
External dimensions(WXDXH) | 1400X2800(3000)X2600mm | |
| Degree of protection | ||
Protection class Casing | IP4X | |
When compartment.circuit breaker chamber door iso pened | IP2X | |
This switchgear is equipped with five essential protection functions, ensuring maximum safety for both the equipment and personnel:
Overcurrent Protection: Prevents damage from excessive currents.
Earth Fault Protection: Detects and isolates ground faults quickly.
Short Circuit Protection: Offers protection against short circuit events, maintaining system integrity.
Overvoltage Protection: Safeguards equipment against damaging voltage spikes.
Mechanical Interlock Protection: Ensures safe operation and prevents incorrect switching actions.
Enhanced Safety: Equipped with five protection mechanisms, providing full protection for both the equipment and the power system.
Durability: Constructed with high-quality materials, offering long service life and minimal maintenance.
Customizable Options: Flexible configurations for various operational needs.
Compact Design: Space-efficient design for easy installation and integration into existing systems.
Global Standards Compliance: Conforms to international standards ensuring high performance and reliability.
