KYN61-40.5 Metal-clad AC enclosed Switchgear Withdrawable Type

KYN61-40.5 AC Metal-Clad Withdrawable Switchgear (hereinafter referred to as "switchgear") is designed for three-phase AC 50Hz, 40.5kV single busbar & segmented busbar systems. It is primarily deployed in:Power plants and substations, Industrial/mining enterprises, High-rise building power transformation/distribution system.

  • KYN61-40.5 Metal-clad AC enclosed Switchgear Withdrawable Type
  • KYN61-40.5 Metal-clad AC enclosed Switchgear Withdrawable Type
Inquire
KYN61-40.5 Metal-clad AC enclosed Switchgear Withdrawable Type
KYN61-40.5 Metal-clad AC enclosed Switchgear Withdrawable Type
KYN61-40.5 Metal-clad AC enclosed Switchgear Withdrawable Type
KYN61-40.5 Metal-clad AC enclosed Switchgear Withdrawable Type

Specification Parameter

Main technical parameters
Technical parameter of switch cabinet
No.ItemUnitParameter
Rated VoltagekV40.5 
Rated FrequencyHz50 
Rated Current of Main Bus-barA1250,1600,2000,2500
Rated Current of Branch Bus-barA630,125,1600
Rated Insulation Level1min Power Frequency Withstand Voltage (r.m.s.)
Lightning Impulse Withstand Voltage (Peak)
kVPhase-to-Phase and Phase-to-EarthIsolation Gap of Primary Circuit
Interpnase&phase to groundPrimary separation fracture
95 115 
185 215 
1min Power Frequency Withstand Voltage of Auxiliary and Control CircuitsV2000 
Rated Short-Circuit Breaking CurrentkA25,31.5
Rated Short-Circuit Making Current (Peak) kA63,80
Rated Short-Time Withstand Current (4s)kA25,31.5
Rated Peak Withstand CurrentkA63,80
10 Auxiliary/Control Circuit VoltageV-110,-220,-220
11 Protection degree
Enclosure Protection Level
Main Compartments: IP4X (Sealed against ≥1mm solids)
Breaker Chamber (Door Open): IP2X (Finger-safe protection)
12 Dimension(W×D×H)mm("the number in parenthesis is schemeof SF6 trolley)
13 WeightkgApproximated 2300


Product Advantage

Product Advantage

Compact & Robust Design

·Utilizes heat-shrink insulation and epoxy coating technology with optimized electrode geometry

·40% smaller footprint vs. conventional switchgear

Precision Manufacturing

·Enclosures constructed from cold-rolled steel via CNC machining

·High-strength bolted/riveted assembly with anti-corrosion finish (powder-coated or galvanized)

Multi-Brand Compatibility

·Supports both domestic and international breakers:

ZN85-40.5 (3AV3) vacuum circuit breakers (China)

Schneider SF1/SF2 & Alstom FP series SF6 circuit breakers

 

Enhanced Safety Architecture

·Full metal compartmentalization with independent pressure relief channels

·Closed-door operation for breakers/earthing switches

·198+ scalable configurations to meet diverse grid requirements

Certified Protection System

 

·Integrated mechanical interlocks between:

» Withdrawable truck

» Circuit breaker

» Earthing switch

» Rear panel

·Full "Five-Protections" safety compliance

Outline And Mounting Dimensions

image

image

Product Video

Contact

We are online 24 hours and ready for your consultation!

Explore together and create value together
We guide your information carefully

CONTACT US

Say hello!

  • *We respect your privacy. When you submit your contact information, we agree to only contact you in accordance with our Privacy Policy.

×

Contact Us

*We respect your privacy. When you submit your contact information, we agree to only contact you in accordance with our Privacy Policy.

×

Inquire

*Name
*Email
Company Name
Tel
*Message
*Verify Code

*We respect your privacy. When you submit your contact information, we agree to only contact you in accordance with our Privacy Policy.