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Jiangxi Chengming Electric Co., Ltd.
Dedicated to providing green and intelligent power equipment solutions for energy transformation.
ZW32-40.5 Outdoor High-Voltage Vacuum Circuit Breaker
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Product Description
- 产品描述
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Product Overview:
The ZW32-40.5(F) series of outdoor high-voltage (permanent magnet, spring) vacuum circuit breakers consists of a uniquely designed permanent magnet mechanism (or spring mechanism) and a highly reliable intelligent controller. This device is primarily used in high-voltage overhead power grid systems for switching load currents, overload currents, and short-circuit currents, and features 0 to 3 automatic reclosing attempts.
Model Designation:
z:Vacuum Circuit Breaker
W:Outdoor
32:Design Serial Number
40.5:Rated Voltage (kV)
(F):Intelisent Controler
□:Rated Curent(A)
□:Rated Short-Circuit Breking Curent(kA)
Technical Specifications:
No.
Item
Unit
Data
1
Rated voltage
KV
40.5
2
Rated Current
A
1250/1600
3
Rated Frequency
HZ
50 or 60
4
Power Frequency Withstand Voltage 1min(Wet/Dry)
kV
80/95
5
Lightning Impulse Withstand Curent (Peak)
KV
185
6
Rated Short-Circuit Breaking Current
kA
31.5
7
Rated Short-Circuit Closing Curent(Peak)
kA
80
8
Rated Peak Withstand Current
kA
80
9
4SShort-Time Withstand Curent
kA
31.5
10
Rated perating Cycle
Open-0.1s-Close-open-3s-Close-open- 6s-Close-open-60s Recovery
11
Rated Short-Cicui Breaking Curent Opening Times
Times
30
12
Mechanical Lifespan
Times
20000
13
Permanent Magnet Mechanism Control Voltage
V
DC220
14
Secondary Circuit 1min Power Frequency Withstand Voltage
kV
2
15
Contact Opening Distance
mm
16±1
16
Contact Over-Travel
mm
4±0.5
17
Opening Speed
m/s
1.4-1.8
18
Closing Speed
m/s
0.4-0.8
19
Contact Closing Bounce Time
ms
s5
20
Phase-to-Phase Center Distance
mm
560±2
21
Dfferent Periods for Three-Phase Opening and Closing
ms
≤2
22
Resistance of Each Phase Conduction Loop
uO
<120
23
Closing Time
ms
25～45
24
Opening Time
ms
20～45
25
Weight
Kg
295
Installation Dimensions:
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No. 5 Weiye Road, Chongren County Industrial Park, Fuzhou City, Jiangxi Province, China
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