KYN61A-40.5KV armoured withdraw out metal-enclosed switchgear

KYN61A-40.5KV armoured withdraw out metal-enclosed switchgear

The KYN28A-24KV Sheathed Move-off Style AC Metal-Enclosed Switchgear(hereinafter referred to as Switchgear) is of an assembly structure and equipped with novel fully insulated vacuum circuit breakers. The appearance quality and the fit precision of the hand cart and the cabinet are greatly improved.
KYN61A-40.5KV armoured withdraw out metal-enclosed switchgear
Product Description

General

The KYN28A-24KV Sheathed Move-off Style AC Metal-Enclosed Switchgear(hereinafter referred to as Switchgear) is of an assembly structure and equipped with novel fully insulated vacuum circuit breakers. The appearance quality and the fit precision of the hand cart and the cabinet are greatly improved. The pushing and pulling of the hand cart are rather convenient. The rapid production, assembling and timely delivery are guaranteed. The utilization ratio of the floor space for assembling is increased. All These are suitable for batch production. A closed-door operation can be realized. Lts normal operation, including the circuit breaker switch, the positions the circuit breaker hand cart for working, test and isolation, the switch for grounding, can be carried out under the closed condition of the door for circuit breaker’s cabinet. The product is in accordance with the standards of GB3906“3~35kV AC closed metal switchgear and control equipment”,GB/T11022“The technical requirements of the high-voltage switchgear and control equipment standard” and IEC60298: “AC closed metal switchgear and control equipment, rated voltage≧1kV or ≦52kV”.The product is used for the power system, 40.5kV three phase AC 50Hz, such as power plants, substations, industrial and mining enterprises for power distribution with control, protection and monitoring functions. In addition to be widely used in general power systems, it may also be used in the places of frequent operations. The use of environmental conditions in line with GB3906 “3-35kV AC metal-enclosed switchgear” required by the environmental conditions of normal use.

 

Product structure

The Switchgear KYN61A-40.5KV, according to the composition of its structure, can be divided into cabinets and the hand cart of the circuit breakers. Equipped in the cabinets are the novel fully insulated vacuum circuit breakers of imported sulfur hexafluoride circuit breakers. The switchgear is of assembly structure, which improves the appearance quality and the fit precision of the hand cart and the cabinet. The product is beautiful in appearance and could be organized into rapid production, assembling and timely delivery. The Body of the switchgear adopts the imported aluminium and zinc coated plats manufactured and bende into form with CNC sheet metal equipment and assembled with high strength bolts and nuts(8.8grade) or rivet nuts.

The typical program, according to functions, can be divided into the cabinets of relays and meters, hand cart, cables and buses. The four parts are separated according to the grounded metal plats so as to prevent the electric arc from extending and limit the possible faults in a small scope. The separated cabinets, except the relay and meter cabinet, are all equipped with independent voltage relief channels. When some part needs replacement of components or maintenance, it is not necessary to shut down the power of wholt cabinet. The only thing to do is to turn off the power at botlh ends of the component. The maintenance personnel can enter the cabinet safely. The protection level of the shell is IP4X. When the door of the hand cart is open and the hand cart is in the positions of breaking and test, test, the protection lecel is IP2X.A closed-door operation can be realized. Lts normal operation, including the circuit breaker switch, the positions of the circuit breaker hand cart for working, test and isolation, the positions of the circuit breaker hand cart for working, test and isolation, the switch for grounding, can be carried out under the closed condition of the door for high-voltage ciruit breakers cabinet. The switchgear has cables in and out, overhead lines, buses, insulations and lightning arrests. The composite insulation is adopted. The materials are entirely based on domestic technology.

 

Technical parameter

Serial Number
Items
 
Unit
Parameter
1
Rated V oltage
 
kV
40.5
2
Rated Current
 
A
1250/1600/2000/2500
3
Rated Insulation Level
1 Min Working Frequency Withstand Voltge
Withstand Voltage of Thunder lmpact
kV
185
95
4
Rated Frequency
 
Hz
50
5
Rated short-ciruit breaking current
 
kA
25,31.5
6
Rated short-ciruit Closing current (peak)
 
kA
63,80
7
Rated short-Term Withstand current (peak)
 
kA
25,31.5
8
Rated Peak Withstand current
 
kA
63,80
9
Rated Peak Withstand current
 
 
IP4X
10
Dimensions (width/depth/height)
 
mm
1400/2800/2600
 
1400/2950/2600
11
Wei (circuit breaker Cabinet)
 
kg
2600
12
 
Weght of Hand Cart
 
300
 
400

 

Conditions of use

※Ambient temperature: +40 degrees, the average value of the upper limit; and the 24h measured does not exceed 35 degrees, the lower limit of -10 C

※Altitude: not more than 1000m above sea level.

※Relative humidity: daily average of not more than 95%, the monthly average of not more than 90%.

※Earthquake intensity: no more than 8 degrees.

※Water vapor pressure: the daily average value does not exceed 2.2kPa, the monthly average of more than 1.8kPa.

※Environment: no fire, explosion hazard, serious pollution, chemical corrosion and violent vibration of the place.

 

Order notice

The ordering party shall provide the company with the following data relating to the goods at the time of ordering.

A.A main wiring diagram of the complete engineering system.

B.Each high voltage cabinet schematic wiring diagram of the two.

C.Layout of cabinet (provided the installation size and arrangement such as bus bridge).

D.Cabinet top small bus layout.

E.The number of spare parts and specifications of switch cabinet.

F.Switch cabinet in the special use of environmental conditions, should be in writing in order to put forward.

G.Paint color of switch cabinet shell or panel.

H.Delivery period of switch cabinet.

Keyword:
kyn61a-40.5kv
hand
circuit
cart

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