| Chapa | ROCKWILL |
| Namba ya Modeli | 12kV 24kV 36kV 38.5kV Ujenzi wa Kupata Huduma usiohitaji tafakari wa Asili ya Hewa au Nitrojeni (RMU) |
| volts maalum | 36kV |
| Mkato wa viwango | 630A |
| mfumo wa mafano | 50/60Hz |
| Siri | REC |
Maelezo:
ROCKWILL ina maana kubwa kwa uwiano wa ubora wa bidhaa na teknolojia ya ujenzi, na ina mahakama kila hatua ya uchambuzi wa bidhaa. Hata hivyo, tu viwango vya ukosefu vinatumika kutafuta mlinganisho mzima wa kupaka moto kwenye hewa chafu, nitrojeni, karbon dioxydi, na hewa safi. Hewa safi iliyoundwa na kiwango cha maji chenye ukosefu sana na kiwango cha ustawi unapatikana kama chaguo bora la viwango vya ukosefu ili kurudia SF6. Kitengo muhimu cha kuswitchi la bidhaa kinatumia njia mpya ya casting ya soft package ya vacuum arc extinguishing chamber, imewezeshwa na switch ya mikono mitatu iliyoundwa vizuri, na muundo mzima wa kimuda; Gas box yenye uzimwi mzima unarudia SF6 na hewa safi, na imeundwa kwa mbinu ya mzunguko wa umeme wenye faida zaidi, na ufunguo wa sehemu kamili wa cabinet unapanda chini ya 5pC; Utambuzi wa ushio wa zipu za chemsha za nyuzi za alloy za zinc unafiki zaidi ya masaa 168, na muda wa kuwa wazi unaweza kufikia mara 30000.
Sifa:
Ring main unit ya viwango vya ukosefu vya hewa safi/Nitrojeni
Viwango vya ukosefu vya asili
Ukosefu wa matumizi ya carboni, ukosefu wa taka
Uchambuzi wa kina na mahakama, Kutafuta ubora zaidi
Inafuata viwango vya IEC/ANSI
Imetolewa kwa uchambuzi wa kina
Mfano wa kina kwa mifano, uunganisho, utambuzi...
Mfano wa kina kwa usalama na uhakika
Utoaji wa upimaji mkubwa, biashara rahisi, na uwekezaji rahisi
Mipangilio mizuri ya teknolojia (mikono mitatu):
Mipangilio ya kiwango cha umeme wa baadhi ya vifaa hivi vya kijani ni 6kV, 6.3kV, 6.6kV, 6.9kV, 7.2kV, 10kV, 10.5kV, 11kV, 11.5kV, 12kV, 13.2kV, 13.8kV, 14.5kV, 14.4kV, 15kV, 15.5kV, 15.6kV, 17.5kV, 20kV, 21.9kV, 22kV, 24kV, 30kV, 33kV, 33.5kV, 34.5kV, 35kV, 36kV, 38kV, 38.5kV, 40.5kV, 44kV, 45kV, 46kV, 66kV na 69kV. na uchambuzi wa kina unapatikana.
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 |
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 |
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 |
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 |
Aina ya kifupi ya ring main unit yenye upambano wa hewa tu au nitrogen

Aina |
Upele wa mstari mmoja wa juu |
Upele wa mstari mmoja wa upande |
Ukubwa wa mstari mmoja wa moduli mdogo |
Panel ya Circuit Breaker |
390*850*1950 |
390*850*1950 |
390*850*1950 |
Panel ya Load Break Switch |
390*850*1950 |
390*850*1950 |
390*850*1950 |
Panel ya PT (na 3phase, 5 vituvi) |
600*850*1950 |
600*850*1950 |
600*850*1950 |
Panel ya PT (single phase) |
420*850*1950 |
420*850*2000 |
420*850*1600 |
Bus Riser |
375*850*1950 |
375*850*2000 |
375*850*1600 |
Panel ya Metering |
750*850*1950 |
750*850*2000 |
750*850*1600 |
