High Voltage Vertical Break Disconnector and Isolator

Ref Price:
Loading Port:
Qingdao
Payment Terms:
TT OR LC
Min Order Qty:
1 unit
Supply Capability:
400 unit/month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Product Description:

Specifications

1. 145KV Disconnector and Isolator 
2. KEMA test report 
3. ISO quality certificate 
4. Good quality and after-sales service

General introduction :

GW4-40.5/72.5/126/145/170/252 Ⅲ Series, two columns, horizontally rotating type, HV, AC, disconnector

 Product classifications and Main Technical Specifications :

1), Product classification 

Voltage level: 40.5kV, 72.5kV, 126kV, 145kV, 170kV, 252kV. 

Current level: 630A,1250A, 2000A, 2500A,3150A, 4000A. 

Auxiliary earthing switch type: none earthing switch, left earthing switch, right earthing switch, double earthing switches. 

2), Main Technical Specifications

 

Technical Specifications

Product Type

GW4-40.5Ⅲ

GW4-72.5Ⅲ

GW4-126Ⅲ

Rated voltage kV


40.5

72.5

126

The rated current A


1250, 2000, 3150, 4000

Disconnector

Rated peak withstand current kA

100, 125

Rated short-time withstand current (RMS)kA

40, 50

Rated short circuit duration s

4, 3

Grounding switch

Rated peak withstand current kA

100, 125

Rated short-time withstand current (RMS)kA

40, 50

Rated short circuit duration s

4, 3

Rated short-time power frequency withstand voltage (RMS) kV

to earth

95

160

230

across open contacts

118

200

230+70

Rated lightning impulse withstand voltage (peak) kV

to earth

185

350

550

across open contacts

215

410

550+100

minimum clearance in 1 min power frequency withstand voltage when ground blade closing to live part of disconnector


53

94

164

rated terminal static mechanic load N

longitudinal level

1000

1000

1000, 1250

Horizontal level

750

750

750

Vertical force

1000

1000

1000

switching micro-capacitance current A


2

2

2

switching micro-inductance current A


1

1

1

switching busbar for current transfer A (busbar transfer voltage 100V)


400V, 2500A, 100 times

Radio interference level


less than 500 μV

Mechanical life


3000

3000

3000

single pole weight (kg)


120

200

260

Note: All applied to an altitude of 2000m

 

 

Technical Specifications


GW4-145Ⅲ

GW4-170Ⅲ

GW4-252Ⅲ

Rated voltage kV


145

170

252

The rated current A


1250, 2000, 3150, 4000

Disconnector

Rated peak withstand current kA

100, 125

Rated short-time withstand current (RMS)kA

40, 50

Rated short circuit duration s

4, 3

Grounding switch

Rated peak withstand current kA

100, 125

Rated short-time withstand current (RMS)kA

40, 50

Rated short circuit duration s

4, 3

Rated short-time power frequency withstand voltage (RMS) kV

to earth

275

325

460

across open contacts

315

375

460+145

Rated lightning impulse withstand voltage (peak) kV

to earth

650

750

1050

across open contacts

750

860

1050+200

minimum clearance in 1 min power frequency withstand voltage when ground blade closing to live part of disconnector


188

221

291

rated terminal static mechanic load N

longitudinal level

1000, 1250

1500

1500

Horizontal level

750

1000

1000

Vertical force

1250

1250

1250

switching micro-capacitance current A


2

2

2

switching micro-inductance current A


1

1

1

switching busbar for current transfer A (busbar transfer voltage 100V)


400V, 2500A, 100 times

Radio interference level


less than 500 μV

Mechanical life (times)


3000

3000

3000

single pole weight (kg)


300

326

900

Note: All applied to an altitude of 2000m

 



Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:High and low voltage distribution equipment
High voltage distribution equipment: high voltage fuse; high voltage isolation switch; high voltage load switch; high voltage circuit breaker.
Q:What are the distribution network equipment
suburbs, towns and rural areas, further allocation and supply industry, agriculture, commerce, industry and residents with special needs for electricity secto
Q:Difference between distribution voltage and supply voltage
In general, the city substation will be reduced to 10KV 110KV to the electrical terminal.
Q:Are electric wires and cables belong to distribution equipment?
Distribution equipment (Electrical Equipment) is in the electric power system of HV switchgear, generator, transformer, power circuit, circuit breaker, low voltage switch cabinet, distribution board, switch box, control box and other equipment collectively.
Q:What is the role of transmission system and distribution system in power grid
The power load center is more concentrated in the industrial zone and the big city,
Q:Transmission and transformation equipment
Because of the need to change the current in the process of transmission, so the current transfer is called power transmission.
Q:Transmission system and distribution system
Distribution system is the power supply to the distribution load for the purpose of the general voltage level of not more than 10KV
Q:Transmission lines are not electrical equipment?
Transmission lines are not electrical equipment? The answer is: the device is a function of the assembly
Q:Power distribution equipment should be prepared before the blackout?
electrician received power outage notice, pull down the knife switch, accept fuse.
Q:CHINT group in the transmission and distribution equipment to do it?
Really is the leader in the domestic electrical industry!

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range