| Model: | SRM16-12 |
|---|---|
| Brand: | Ayump |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Power Transmission Equipment & Transformer |
| Label: | sf6 power cabinet , sf6 switchgear , gas-insulating |
| Price: |
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| Min. Order: | 1 pc |
| Live Chat: |  | Last Online:30 Jul, 2021 |
Solid Insulated Metal-Enclosed Sf6 Electrical Switchgear (SRM16-12)
Ⅰ.Overview
By the perfect integration of stationary type and flexible expansion, SRM16-12 type SF6 gas-insulating compact close metal switchgear with the adoption of the modular design,can be fixed of extended,it is suitable for end-user or network node, meanwhile meets the requirement of all kinds of switching substations cabinet-type transformer substations and cable
Branch cabinets. It characters on its compact structure, safety and reliability, longevity and maintenance free.
Ⅱ.Environmental conditions
1.Elevtitude of ≤ 3000 m
2.High ambient temperature + 55℃, lower temperature-45℃
3.High humidity and high average relative humidity
4.Measure 95% of ≤ for 24 hours, and 90% for 1 month
5.Seismic seismic intensity shall not exceed 8 degrees
6. No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration
Ⅲ.Specification
|
Item |
Unit |
C module |
F module |
V module |
CB module |
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|
load break switch |
switch fuse |
vacuum switch |
isolate/earhing switch |
vacuum circuit breader |
isolate/earhing switch |
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|
rated voltage |
kV |
12/24 |
12/24 |
12/24 |
12/24 |
12/24 |
12/24 |
|
|
power frequency withstand voltage |
kV |
42/50 |
42/50 |
42/50 |
42/50 |
42/50 |
42/50 |
|
|
impulse withstand voltage |
kV |
95/125 |
95/125 |
95/125 |
95/125 |
95/125 |
95/125 |
|
|
rated current |
A |
630/630 |
note 1 |
630/630 |
|
1250/630 |
|
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|
rated transfer current |
A |
|
1750 |
|
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closed loop |
A |
630 |
|
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off load cable charging |
A |
630 |
|
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5% rated active load drop-out current |
A |
135/135 |
|
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earth fault breaking current |
A |
31.5/- |
|
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|
when earth fault, drop-out current of cable charging |
A |
200/150 115/87 |
|
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short circuit drop-out current |
kA |
note 2 |
20/16 |
|
25/20 |
|
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making capacity |
kA |
63/50 |
note 2 |
50/40 |
50/40 |
63/50 |
63/50 |
|
|
short time current 2s |
kA |
25/- |
|
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|
short time current 3s |
kA |
-/20 |
|
20/16 |
20/16 |
31.5/25 |
31.5/25 |
|
|
mechanical life |
times |
5000 |
3000 |
5000 |
2000 |
10000 |
5000 |
|
|
Note:1.varies with rated current value of fuse . 2.limited by high voltage fuse |
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Ⅳ.Features
1.SF6 gas performance indicators:absolute pressure at 20ºC is 1.4 PAR.
2.Annual gas leakage rate is 2‰.
3.chamber stainless steel thickness 3.0mm
4. Cabinet material: aluminum-zinc-plate 2mm
5. Including side expansion and top expansion
6. 630A/20kV specification internal arcing duration 1S
7. Shell protection grade: Shell IP41, IK07, air box shell (304/3mm stainless steel) protection grade IP67
8. At the rated voltage Ur, the X-ray emission level at 1m away from the vacuum interrupter does not exceed 5μSv/h; at the power frequency withstand voltage Ud, the X-ray emission level at 1m away from the vacuum interrupter does not exceed 150μSv/h
9. The solubility of the salt solution is (5±1)% (mass ratio), the PH value is 6.5-7.2 at (35±2)ºC, and the spray duration is 168h
Mechanical life test: circuit breaker 10000 times (M2 level), three-station isolation/earth switch 3000 times (M1 level)
Available modules:
C Load break switch module ( Width = 325mm )
De Cable connection module with earthing switch ( Width = 325mm )
D Cable connect module without earthing switch ( Width = 325mm )
F Load break switch and fuse combination module ( Width = 325mm )
V Vacuum switch module ( Width = 325mm )
SL Bus bar section module ( load break switch) (Width = 325mm )
Sv Bus bar section breaker module (vacuum switch) (Width = 650mm )
Be Bus bar earth module (Width = 325mm )
M Metering module (Width =750\1000mm )CB Vacuum circuit breaker module (Width = 500mm )
PT power module (Width = 400mm)
