KYN61-40.5 Armored remove AC metal enclosed switchgear cabinet electrical switchgear
Ⅰ.Overview
KYN61-40.5 removable AC metal-clad switchgear applies to 40.5kV, 3 phase, AC and 50/60Hz electrical power network for receiving and distributing power energy and also for control, monitor and protect ion. It is applicable in general power system and occasions with frequent operation. The product conforms to GB3906: 3~35kV AC Metal Enclosed Switchgear, IEC60694 & GB/T11022: The common technical clauses of HV Switchgear and controlgear Standard, DL/T404-1997: Order Technical term of Indoor AC HV Switchgear and IEC62271-200 1~52kV AC Metal Enclosed Switchgear and controlgear standard.
Ⅱ.Environmental conditions
1) Suitable Temperature: -10℃ ~ +40℃, Daily average temperature:≤35℃.
2) Suitable Altitude: ≤1000m
3) Relative Humidity: Daily mean ≤95%, monthly mean ≤90%
4) Gradation of Earthquake Damage: ≤ Level 8
5)Daily average of 5. shall not exceed 2.2Kpa, monthly average shall not exceed 1.8kpa;
6)Places without fire, explosion hazard, serious pollution, chemical corrosion and violent vibration.
Special working conditions: for use when exceeding the specified normal environmental conditions, the user and the manufacturer shall negotiate.
Ⅲ.Specification
|
No.
|
Items
|
Unit
|
Parameters
|
|
1
|
Rated voltage
|
KV
|
40.5
|
|
2
|
Rated frequency
|
Hz
|
50(60)
|
|
3
|
The main busbar rated current
|
A
|
1250,1600,1200
|
|
4
|
Branch busbar rated current
|
A
|
630/1250/ 1600
|
|
5
|
Rated insulation level
|
Power frequency withstand voltage in 1min (Effective value)
|
Phase-phase,
Phase-ground
|
KV
|
95
|
|
Primary isolation fracture
|
KV
|
115
|
|
Lightning Impulse Withstand Voltage
(peak value)
|
Phase-phase,
Phase-ground
|
KV
|
185
|
|
Primary isolation fracture
|
KV
|
215
|
|
Power frequency withstand voltage of auxiliary control circuit
|
|
V
|
2000
|
|
6
|
Rated short circuit breaking current
|
KA
|
25/31.5/40
|
|
7
|
Rated short circuit closing current (peak value)
|
KA
|
63/80
|
|
8
|
Rated short-time withstand current (4S)
|
KA
|
25/31.5/40
|
|
9
|
Rated peak withstand current
|
KA
|
63/80
|
|
10
|
Rated voltage for split and auxiliary circuits:
|
V
|
DC 24,36,48,60,110,220, AC 110,220V
|
|
11
|
Protection grade
|
|
Enclosure IP4X, IP2X,IP3X When the door of the circuit breaker opens
|
|
12
|
Outline size (width * depth * height)
|
mm
|
1400(1200)*2800(2600)*2600(*includes an internal digital SF6 handcart scheme)
|
|
13
|
weight
|
kg
|
~2300
|
Structure Description:
Switchgear according G83906 and IEC298 standards and design,And can be removed from the cabinet as a whole unit (trolley )components .
Cabinet structure are made of aluminum deposited zine plate or galvanized sheet assembled with both connection ,separate circuit breaker switchgear roon ,bus room ,cable room and instrument room,All metal components are grounded ,each compartment of the main circuit .system have separate pressure release channel in the cable compartment can be set 10*60mm ground bus .
Ⅳ.Features
1.The use of assembled cabinet structure ,circuit breaker handcart floorstanding structure ,Samall size:
2.Optional: The company vacuum breaker VW1-40.5,xiamen huadian vacumm breaker VEP-40.5 ,similar circuit breaker are interchangeable .
3.Equipped with special transport vehicles can lift ,transport vehicles amd cabinet accurate positioning ,locking and reliable
4.The main switch ,handcart ,door interlock switch between mandatory mechanical locking methods are used to meet the'Five Anti' interlock function .
5.all operation can be carried out at the door closed state ,to protect the safety of the operator .
6.Cable ample room space ,can be connected to multiple cables ,and overhead outlet .
7.Shell protection grade IP3X,handcart room door open between the various compartments protection class IP2X.
8.The material can be galvanized sheet can be deposited alumimum zinc plate production .
