| Brand | ROCKWILL |
| Numero ng Modelo | 12kV 24kV 36kV Puro na Hangin/Nitroheno Insulated Ring Main Unit (RMU) Tiyak na May Matatag na Kapangyarihan |
| Tensyon na Naka-ugali | 12kV |
| Rated Current | 630A |
| Larawan na Pagsasahimpapawid | 50/60Hz |
| Serye | REC |
Paliwanag:
Ang ROCKWILL® ay nagbibigay ng malaking halaga sa kalidad ng produkto at teknolohiya ng paggawa, at inaasikaso nang maingat at detalyado ang bawat hakbang ng produksyon ng produkto. Ang gas insulasyon lamang ang ginagamit upang buong paghahambingin ang mainit na hangin, nitrogen, carbon dioxide, at tuloy-tuloy na hangin. Ang tuloy-tuloy na hangin na may napakababang kandungan ng tubig at mataas na katapatan ay pinili bilang paborito na gas insulasyon upang palitan ang SF6. Ang pangunahing yunit ng switch ng produkto ay gumagamit ng bagong proseso ng soft package casting ng vacuum arc extinguishing chamber, na pinagsama sa isang maingat na disenyo ng rotating three-position switch, na may simple at kompak na buong istraktura; Ang fully sealed gas box ay nagpapalit ng SF6 ng tuloy-tuloy na hangin, na may napakagandang disenyo ng distribusyon ng elektriko, at ang partial discharge ng buong cabinet ay nasa ilalim ng 5pC; Ang salt spray resistance test ng operating mechanism ng zinc inlay alloy surface treatment process ay lumampas sa 168 oras, at ang pinakamataas na haba ng serbisyo ay maaaring umabot sa 30000 beses.
Kaarakan:
Ring main unit na insulate ng tuloy-tuloy na hangin/Nitrogen
Mga gas na pro-environment
Walang emisyon ng carbon, walang basura
Intensibong at maingat na paggawa, Paghahanap ng mas mahusay na kalidad
Sumusunod sa mga pamantayan ng IEC/ANSI
Nagbibigay ng customized manufacture
Buong solusyon para sa disenyo, assembly, test...
Accountable na solusyon para sa kaligtasan at kapanatagan
Malawak na ranggo ng pag-aalok, madaling negosyo at convenient na installation
Pangunahing teknikal na mga parameter (tatlong phase):
12kV
N |
Item |
Unit |
Data |
1 |
Rated maximum voltage |
kV |
12 |
2 |
Rated maximum current |
A |
630/1250 |
3 |
Rated frequency |
Hz |
50/60 |
4 |
Method of Arc Suppressing |
Vacuum |
|
5 |
Method of Insulation |
Pure air/Nitrogen |
|
6 |
Rated short circuit breaking current |
kA |
20/25 |
7 |
Rated peak value withstand current |
kA |
50/63 |
8 |
Rated 1min power frequency withstand voltage |
kV |
42 |
9 |
Rated lightning impulse voltage |
kV |
75 |
10 |
Operation sequence |
/ |
C-0.3-CO-180-CO |
12 |
Resistance loop |
µΩ |
≤140 |
13 |
Rated gas pressure (20℃ gauge) |
Mpa |
0.02 |
14 |
Minimum operating gas pressure |
Mpa |
0 |
15 |
Mechanical life - Circuit breaker |
N |
10000 |
Mechanical life - Load break switch |
N |
3000/6000 |
|
Mechanical life - Disconnector |
N |
3000/6000 |
|
Mechanical life - Earthing switch |
N |
3000/6000 |
|
16 |
Protection grade - Gas tank |
IP67 |
|
Protection grade - Shell |
IP4X |
||
17 |
Rated annual air leakage rate |
% |
0.01 |
24kV
N |
Item |
Unit |
Data |
1 |
Rated maximum voltage |
kV |
24 |
2 |
Rated maximum current |
A |
630/1250 |
3 |
Rated frequency |
Hz |
50/60 |
4 |
Method of Arc Suppressing |
Vacuum |
|
5 |
Method of Insulation |
Pure air/Nitrogen |
|
6 |
Rated short circuit breaking current |
kA |
20/25 |
7 |
Rated peak value withstand current |
kA |
50/63 |
8 |
Rated 1min power frequency withstand voltage |
kV |
50 |
9 |
Rated lightning impulse voltage |
kV |
125 |
10 |
Operation sequence |
/ |
C-0.3-CO-180-CO |
12 |
Resistance loop |
µΩ |
≤150 |
13 |
Rated gas pressure (20℃ gauge) |
Mpa |
0.04 |
14 |
Minimum operating gas pressure |
Mpa |
0 |
15 |
Mechanical life - Circuit breaker |
N |
10000 |
Mechanical life - Load break switch |
N |
3000/6000 |
|
Mechanical life - Disconnector |
N |
3000/6000 |
|
Mechanical life - Earthing switch |
N |
3000/6000 |
|
16 |
Protection grade - Gas tank |
IP67 |
|
Protection grade - Shell |
IP4X |
||
17 |
Rated annual air leakage rate |
% |
0.01 |
36kV
N |
Item |
Unit |
Data |
1 |
Rated maximum voltage |
kV |
36 |
2 |
Rated maximum current |
A |
630/1250 |
3 |
Rated frequency |
Hz |
50/60 |
4 |
Method of Arc Suppressing |
Vacuum |
|
5 |
Method of Insulation |
Pure air/Nitrogen |
|
6 |
Rated short circuit breaking current |
kA |
20/25 |
7 |
Rated peak value withstand current |
kA |
50/63 |
8 |
Rated 1min power frequency withstand voltage |
kV |
70 |
9 |
Rated lightning impulse voltage |
kV |
170 |
10 |
Operation sequence |
/ |
C-0.3-CO-180-CO |
12 |
Resistance loop |
µΩ |
≤160 |
13 |
Rated gas pressure (20℃ gauge) |
Mpa |
0.04 |
14 |
Minimum operating gas pressure |
Mpa |
0 |
15 |
Mechanical life - Circuit breaker |
N |
10000 |
Mechanical life - Load break switch |
N |
3000/6000 |
|
Mechanical life - Disconnector |
N |
3000/6000 |
|
Mechanical life - Earthing switch |
N |
3000/6000 |
|
16 |
Protection grade - Gas tank |
IP67 |
|
Protection grade - Shell |
IP4X |
||
17 |
Rated annual air leakage rate |
% |
0.01 |
Maliit na uri ng malinis na hangin/nitroheno na may insulasyong ring main unit

Uri |
Tuktok na pag-extend ng iisang panel |
Gilid na pag-extend ng iisang panel |
Laki ng iisang panel ng kompak na modyulo |
Circuit Breaker Panel |
390 * 850 * 1950 |
390 * 850 * 1950 |
390 * 850 * 1950 |
Load Break Switch Panel |
390 * 850 * 1950 |
390 * 850 * 1950 |
390 * 850 * 1950 |
PT Panel (with 3phase, 5 columns) |
600 * 850*1950 |
600 * 850 * 1950 |
600 * 850 * 1950 |
PT Panel (single phase) |
420 * 850 * 1950 |
420 * 850 * 2000 |
420 * 850 * 1600 |
Bus Riser |
375 * 850 * 1950 |
375 * 850 * 2000 |
375 * 850 * 1600 |
Metering panel |
750 * 850 * 1950 |
750 * 850 * 2000 |
750 * 850 * 1600 |
