OEM KYN61-40.5 Armoured Moving Type AC Metal Enclosed Switchgear Supplier, Factories
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OEM KYN61-40.5 Armoured Moving Type AC Metal Enclosed Switchgear Supplier, Factories

OEM KYN61-40.5 Armoured Moving Type AC Metal Enclosed Switchgear Supplier, Factories

KYN61-40.5 Armoured Moving Type AC Metal Enclosed Switchgear is a high-voltage indoor power distribution solution for 40.5kV/50Hz systems. This armoured moving type AC metal enclosed switchgear excels in power plants, substations and industrial facilities for energy distribution, circuit protection and monitoring. Engineered for demanding operations, it meets GB3906-2006, GB/T11022-1999 and DL/T404-2007 standards. The innovative armoured moving type AC metal enclosed switchgear features enhanced safety mechanisms and robust construction for frequent switching applications. Its modular withdrawable design ensures easy maintenance while maintaining superior insulation and arc-quenching performance. Ideal for critical power infrastructure requiring reliable, high-voltage control.

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Product Description

Type Designation

KYN61-40-8
1 Armored Withdrawable Metal-Clad Switchgear
2 Withdrawable Type
3 Usage Conditions: (Indoor)
4 Design Serial Number
5 Rated Voltage (kV)
6 Vacuum Circuit Breaker

Technical Parameters

Main Technical Specifications of Spring Operating Mechanism
Parameter Unit Value
Rated Operating Voltage Trip Coil V DC220/110  AC220/110
Close Coil
Rated Operating Current Trip Coil A 0.96(220 V)  1.05(110V)
Close Coil
Motor Power(Energy Storage) W 230
Rated Voltage(Energy Storage Motor) V DC220/110  AC220/110
Energy Storage Time S ≤12
Main Technical Specifications of Vacuum Switchgear
No. Parameter Unit Value
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
Main Technical Specifications of Vacuum Circuit Breaker
No. Parameter Unit Value
1 Rated Voltage kV 40.5
2 Rated Frequency Hz 50
3 Rated Power-Frequency Withstand Voltage (1min) kV 95/1min
4 Rated Lightning Impulse Withstand Voltage kV 185
5 Rated Current A 1250, 1600, 2000
6 Rated Short-Time Withstand Current kA 20, 25, 31.5
7 Rated Short-Circuit Breaking Current kA 20, 25, 31.5
8 Rated Peak Withstand Current kA 50, 63, 80
9 Rated Short-Circuit Duration ms 4
10 Opening Time ms 30≤t≤60
11 Closing Time ms 50≤t≤100
12 Rated Short-Circuit Breaking Cycles times 20
13 Mechanical Life times 10000

Product Display

KYN61-40-1
KYN61-40-2
KYN61-40-3
KYN61-40-4

Switchgear Dimensions

KYN61-40-6
KYN61-40-7

● Left figure: Overall Dimensions (W×D×H): 1400×2800×2600mm

● Right figure: Switchgear Cabinet Structure Diagram

A. Relay Instrument Room

B. Busbar Chamber

C. CB Compartment

D. Cable Compartment

Frequently Asked Questions

What is the rated voltage and protection level of this switchgear?
The rated voltage of the switchgear is 40.5 kV with an enclosure protection degree rated at IP3X, designed specifically for secure indoor power control and distribution.
What operating currents are supported by the vacuum switchgear?
The switchgear supports rated normal currents of 1250 A, 1600 A, and 2000 A, operating at a rated frequency of 50 Hz.
What is the mechanical lifespan of the vacuum circuit breaker?
The integrated vacuum circuit breaker has a mechanical durability rated up to 10,000 operation cycles and can handle up to 20 rated short-circuit breaking cycles.
What are the overall physical dimensions of the cabinet?
The standard overall dimensions for the switchgear cabinet are 1400 mm in width, 2800 mm in depth, and 2600 mm in height (W×D×H).
How is the switchgear cabinet structurally divided?
The interior is logically divided into four main compartments: A. Relay Instrument Room, B. Busbar Chamber, C. Circuit Breaker (CB) Compartment, and D. Cable Compartment.

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