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145kV Tested High Voltage AC Circuit Breaker SF6 Type With 3 Pole

China 145kV Tested High Voltage AC Circuit Breaker SF6 Type With 3 Pole supplier
145kV Tested High Voltage AC Circuit Breaker SF6 Type With 3 Pole supplier 145kV Tested High Voltage AC Circuit Breaker SF6 Type With 3 Pole supplier 145kV Tested High Voltage AC Circuit Breaker SF6 Type With 3 Pole supplier

Large Image :  145kV Tested High Voltage AC Circuit Breaker SF6 Type With 3 Pole

Product Details:

Place of Origin: China
Brand Name: Tianan Electric
Certification: ISO9001-2000 CE UL
Model Number: LW36-145/3150

Payment & Shipping Terms:

Minimum Order Quantity: 1 unit
Price: Pending
Packaging Details: Wooden Case
Delivery Time: 40 work days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 1000 PCS/year
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Detailed Product Description
Operation: Electric Type Arc-extinguishing Medium: SF6
Rated Voltage: 132/145KV Poles Number: 3

145kV Tested High Voltage AC Circuit Breaker SF6 Type With 3 Pole

 

Overview

LW36-145/T3150-40 HV AC SF6 circuit breaker is an outdoor product.It can also be used as a connection circuit breaker.

1. Altitudes :  2000m (product designs for 3000m are available)

2. Environment temperautere: -30ºC~+40ºC

3. Pollution grade: Class iV 

Parameters

Table 1

 

No. Items Unit Parameters
1 System nominal voltage kV 145
2 Rated voltage kV 132
3 Rated frequency Hz 50
4 Rated current A 3150
5 Rated short-circuit breaking current kA 31.5 40
6 Rated short-circuit making current kA 80 100
7 Rated short time withstand current/time kA/s 31.5/4 40/3
8 Rated peak withstand current kA 80 100
9 First-pole-to-clear factor   1.5
10 Lightning impulse withstand voltage kV 650
11 1min power frequency withstand voltage kV 275
12 Creepage distance fracture/to earth cm/kV 250/250
13 Rated operation order   O-0.3s-CO
-180s-CO
14 Making time ms ≤110
15 Breaking time ms ≤65
16 Closing-opening time ms ≤100
17 Closing non-simultaneity ms ≤5
18 Opening non-simultaneity ms ≤3
19 Fracture no of per pole piece 1
20 Mechanical endurance time 6000
21 SF6 gas pressure Rated value
(20ºC) Alarm value
The lowest function pressure
MPa
MPa
MPa
0.55
0.50
0.45
0.60
0.55
0.50
 

 

22 SF6 moisture content ppm(V/V) ≤150
23 SF6 yearly air leakage percentage   ≤1%
24 Per set circuit-breaker SF6 gas charging weight kg 9 11
25 Gross weight of per set circuit-breaker kg 2200
26 Sub-static pull on wiring longitudinal
terminal of circuit-breaker horizontal
vertical
N
N
N
1250
750
1000
27 Voltage of auxiliary circuit V AC220
28 Opening-closing coil rated voltage
rated current
V
A
DC220 or DC110
1.29
29 Energy Storage motor rated voltage
rated power
V
W
AC220 or DC 220
700
30 Energy storage time s ≤15
31 Heater voltage
power
V
W
AC220
100
32 Standards   GB1984


3.2 Mechanical parameters of circuit breaker
Table 2

No. Name Unit Parameters
1 Contact travel of moving-contact mm 38~42
2 Main drive lever travel of mechanism mm 113~118
3 Distance between opening movable and static contact mm 75~80

 

145kV Tested High Voltage AC Circuit Breaker SF6 Type With 3 Pole

Contact Details
Ningbo Tianan (Group) Co.,Ltd.

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