KYN61-40.5 Armored Removable AC Metal Enclosed Switchgear

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KYN61-40.5 Armored Removable AC Metal Enclosed Switchgear

KYN61-40.5 Armored Removable AC Metal Enclosed Switchgear

The KYN61-40.5 Armored Removable AC Metal Enclosed Switchgear is a type of indoor power distribution unit designed for three-phase AC systems with a rated voltage of 40.5kV and a frequency of 50Hz. It is primarily used for receiving and distributing electrical energy and for controlling, protecting, and monitoring circuits. This metal-clad switchgear adopts advanced design principles, ensuring operational reliability and adaptability to various installation conditions.

Product Advantages
Enhanced Safety Performance
Equipped with a fully enclosed and grounded metal shell, which helps isolate live components from operators.Features interlocking mechanisms that minimize risks associated with incorrect operations.The switchgear includes arc-resistant compartments to help control arc faults within the unit.

High Operational Reliability
All functional compartments are isolated, preventing fault propagation.Utilizes vacuum circuit breakers with stable performance and long mechanical life.The busbar system is designed to reduce heating and ensure long-term stable operation.

Ease of Maintenance and Inspection
Removable unit structure allows for quick installation and replacement.The switchgear is modular, which simplifies the inspection of each individual part.Diagnostic windows and monitoring interfaces help reduce downtime during checks.

Product Features
Removable Vacuum Circuit Breaker
The vacuum circuit breaker is mounted on a handcart and can be easily removed for maintenance.The handcart design supports three positions: test, service, and isolated, ensuring versatile control.

Product Applications
Power Plants
Suitable for medium-voltage systems in generation stations where dependable power control and fault protection are essential.Ensures secure operation in high-capacity energy generation environments.

Industrial Enterprises
Commonly used in factories, refineries, and processing plants to support large-scale electrical systems.Helps protect motors, transformers, and other key equipment from overloads or short circuits.

Main technical parameters of spring operating machinery

Name Unit Parameter
Rated operating voltage Opening coil V DC220/110 AC220/110
Closing coil
Rated operating current Opening coil A 0.96(220 V)1.05(110V)
Closing coil
Energy storage motor power w 230
Rated voltage of energy storage motor V DC220/110 AC220/110
Energy storage time S ≤12
Serial Number Name Unit Parameter
1 Rated voltage KV 40.5
2 Rated current A 1250 1600 2000
3 Rated frequency Hz 50
4 Rated short time withstand current KA 20 25 31.5
5 Rated peak withstand current KA 50 63 80
6 Rated power frequency withstand voltage KV 95/1min
7 Rated lightning impulse withstand voltage KV 185
8 Rated short-circuit duration S 4
9 Protection level IP3X
Serial Number Name Unit Parameter
1 Rated voltage KV 40.5
2 Rated frequency A 1250 1600 2000
3 Rated power frequency withstand voltage Hz 50
4 Rated lightning impulse withstand voltage KA 20 25 31.5
5 Rated current KA 50 63 80
6 Rated short time withstand current KV 95/1min
7 Rated short-circuit breaking current KV 185
8 Rated peak withstand current S 4
9 Rated short-circuit duration IP3X
10 Opening time
11 Closing time
12 Rated short-circuit breaking current frequency
13 Mechanical life

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