Quick Details
Description
- Model NO.: LW36A-126/145
- Operation: Manual & Electric & Energy-Storage Type
- Arc-extinguishing Medium: SF6
- Structure: Lw36A-126
- Type: Circuit Breaker
- Certification: ISO9001-2000, CCC
- Origin: China
- Breaking Capacity: High Voltage Circuit Breakers
- Speed: High-Speed Circuit Breaker
- Installation: Fixed
- Poles Number: 3
- Function: Overcurrent Protection, OVP(Overvoltage Protection)
- Transport Package: Standard External Transport Packaging
- HS Code: 8536300000
LW36-126/T3150-40 HV AC SF6 circuit breaker is an outdoor product. It is used in
electricity grids with altitudes of no more than 2000m (product designs for 3000m are available), environment temperauteres of no less than -30ºC, local pollution classes of no more than Class iV, and maximum voltage of 126kV to cut off rated currents, fault currents, or switching lines in order to implement control and protection of electricity systems. It can also be used as a connection circuit breaker.
|
Serial No.
|
Name
|
Unit
|
Value
|
|
1
|
Ambient temperature
|
ºC
|
-50ºC-40ºC
|
|
2
|
Rated voltage
|
|
126
|
|
3
|
Rated power frequency withstand voltage (1min)
|
|
|
|
3.1
|
To earth
|
kV
|
230
|
|
3.2
|
Across open contact
|
kV
|
230+73
|
|
4
|
Rated lightning impulse withstand voltage
|
|
|
|
4.1
|
To earth
|
kV
|
550
|
|
4.2
|
Across open contact
|
kV
|
550+103
|
|
5
|
Rated frequency
|
Hz
|
50
|
|
6
|
Rated value
|
A
|
3150
|
|
7
|
First pole to clear factor
|
|
1.5
|
|
8
|
Rated short-circuit breakering current (Isc)
|
kA
|
40
|
|
9
|
Rated short-circuit making current (peak)
|
kA
|
100/104
|
|
10
|
Rated hsort-time withstand current
|
kA
|
40
|
|
11
|
Rated peak withstand current
|
kA
|
100/104
|
|
12
|
Rated duration of short-circuit
|
s
|
4
|
|
13
|
Rated out of phase breaking current
|
kA
|
10
|
|
14
|
Short-line fault breaking current
|
kA
|
90%Isc,75Isc
|
|
15
|
Rated line charging breaking current
|
A
|
31.5
|
|
16
|
Rated operating sequence
|
|
o-0.3s-CO-180s-CO
|
|
17
|
Resistance of main contact
|
μΩ
|
≤35
|
|
18
|
Annual leakage of SF6 gas
|
%
|
≤0.5
|
|
19
|
Gas humidity content (L/L) (20ºC at handover)
|
L/L
|
≤150x10-6
|
|
20
|
Mechanical endurance
|
Times
|
10000
|
|
21
|
Radio interference level
|
mv
|
≤500
|
|
22
|
Creepage distance
|
mm
|
3906
|
|
23
|
Weight of SF6 gas filled for each CB
|
kg
|
8
|
|
24
|
Weight of one set of CB
|
kg
|
1700±10
|
Shanghai Powery Industries Co., Ltd. Located in Shanghai China, our factory located in the beautiful seaside city--Qingdao, covering more than 10000sqm, with the workshop covering an area of 5000sqm, is a advanced management company, which is about 15 minutes' drive away from the Qingdao airport and about half-hour's drive away from the port.
We are engaged in the design, manufacture and marketing services of rigging, vessel and container fittings, electric power fittings, and high and low voltage transmission and distribution line fittings. We have been equipped all kinds of forging machines, casting machines, punching machines, lathes and drilling machines. "Quality and Service" is our top belief. Our products have been exported to Asia, America and Africa for many years. Most of our friends and customers are satisfied with our quality and services, on the basis of which, long-term friendships have been established.
Being ISO9001: 2008 certified and with permits for all products, we produce all products according to relative International Standards and customers' requirements.
You and your esteemed company are welcomed to visit us. Our best services, famous Qingdao beach sightseeing and delicious seafood are waiting for your presence.
