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Huatuo groupKeep improving and focus on quality
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Huatuo groupKeep improving and focus on quality
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1250A SF6 inflatable cabinet armored metal enclosed switch cabinet
Product Details
Product overview
1250A SF6The core part of the inflatable cabinet uses load switches and circuit breakers, which has the advantages of simple structure, small size, low price, improved power supply parameters and performance, and power supply safety.
It is widely used in urban residential quarters, high-rise buildings, large public buildings, factories and enterprises such as AC 10kV distribution system in the distribution station and box-type substation.
Model meaning
|
HT |
12 |
(V) |
1250 |
25 |
|
Huatuo Group SF & Ring Network Cabinet Model |
Rated voltage 12kV |
Ring network cabinet type: V-Circuit breaker cabinet C- Load switch cabinet M-Metering cabinet |
Rated current: 1250A |
Rated short-time withstand current: It's 25 ka |
Technical parameters
|
Project |
Unit |
Parameters |
|
Rated voltage |
kV |
12 |
|
Rated frequency |
Hz |
50 |
|
Rated current circuit breaker cabinet, load switch cabinet |
A |
1250 |
|
Circuit resistance breaker cabinet |
μΩ |
≤ 150 |
|
Rated short-time withstand current |
kA |
25 |
|
Rated short-time withstand current time |
s |
4 |
|
Rated peak withstand current |
kA |
63 |
|
Rated short-circuit breaking current (circuit breaker cabinet) |
kA |
25 |
|
Rated short-circuit closing current (circuit breaker cabinet) |
kA |
63 |
|
Temperature rise test current circuit breaker cabinet |
A |
1375 |
|
Rated power frequency lmin withstand voltage (relative to ground) |
kV |
42 |
|
Rated power frequency Imin withstand voltage (fracture) |
kV |
48 |
|
Peak rated lightning impulse withstand voltage (relative to ground) |
kV |
75 |
|
Peak value of rated lightning impulse withstand voltage (fracture) |
kV |
85 |
|
Partial discharge (1.2Ur) |
pc |
≤ 10 |
|
Degree of protection (enclosure) |
IP4X |
|
|
annual gas leakage rate |
≤0.01% |
|
|
Water content of gas |
UL/L |
≤ 150 |
|
Rated operating voltage (DC) |
V |
48 |
|
Inflatable compartment design pressure |
MPa |
0.08 |
Key words:
1250A SF6 inflatable cabinet armored metal enclosed switch cabinet
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