12kV 24kV 36kV Pure air/Nitrogen Insulated Ring Main Unit (RMU) Ensuring Stable Power 12kV 24kV 36kV Pụrụ ịkọ akụkọ/akụkọ Nitrogen Insulated Ring Main Unit (RMU) nke na-enye Nsogbu Ọṅụnyere bụla
Abubuwa gaba
| Muhimmiya | ROCKWILL |
| Model NO. | 12kV 24kV 36kV Pure air/Nitrogen Insulated Ring Main Unit (RMU) Ensuring Stable Power 12kV 24kV 36kV Pụrụ ịkọ akụkọ/akụkọ Nitrogen Insulated Ring Main Unit (RMU) nke na-enye Nsogbu Ọṅụnyere bụla |
| Rated Voltage | 24kV |
| Raitidu kọ̀ọ̀kan | 630A |
| Rated Frequency | 50/60Hz |
| Siri | REC |
Bayani na sayen daga mai wuyaci
Description：
ROCKWILL® yana da muhimmanci ga daidadar sarrafa cikin bayanai da kuma tattalin arziki, kuma tafiya da duka karkashin sarrafa cikin da na daidai da kyau. An yi amfani da gas ta gaba-gaban da aka dogara da hawa mai sauya, nitrogen, carbon dioxide, da kuma hawa mai zurfi. An zabe hawa mai zurfi da ya fi shiga da tsari mai kadan da kuma zuwa da kyau a matsayin gas ta gaba-gaban don duba SF6. Kofin mafi yawan sarrafa na aiki ya samu wata sabon yanayin kwallon karamin fina-finai, da kuma yanayin mutum da aka yi da kyau, da kuma kungiyoyin da suka da damu da kyau; Gas box da aka tabbatar da shi ya duba SF6 da hawa mai zurfi, da karamin yanayin jirgin magance da ke da muhimmanci, da kuma jirgin karshen da take da kowane jerin baki ɗaya ita ce 5pC; Testin da aka yi wa hawa mai salo na zinc inlay alloy surface treatment process ya kawo shekaru 168, da kuma wasu mafi girma za a iya haɗa a lokacin 30000.
Feature：
Hawa mai zurfi/Nitrogen insulated ring main unit
Gas ta gaba-gaban da ba da dabi'ar al'amuran
Kore ta shaida, kore abu mai laifi
Sarrafa da kyau da ma'ana, Tabbatar da darajar da kyau
Yana daidaita da IEC/ANSI standards
An yi amfani da sarrafa daidaita
Amsar da aiki, kirkiro, test...
Amsar da aiki da ingantaccen daraja da kula
Kungiyoyi masu daraja da kula, aiki da kyau da kuma kirkiro da kyau
Main technical parameters (three 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 |
Compact type pure air/nitrogen insulated ring main unit
Nau'i |
Kapata na ike na panel gaba daya |
Kapata na yawa na panel gaba daya |
Yawan panel gaba daya na module mai kusa |
Panel Circuit Breaker |
390 * 850 * 1950 |
390 * 850 * 1950 |
390 * 850 * 1950 |
Panel Load Break Switch |
390 * 850 * 1950 |
390 * 850 * 1950 |
390 * 850 * 1950 |
Panel PT (da 3phase, 5 columns) |
600 * 850*1950 |
600 * 850 * 1950 |
600 * 850 * 1950 |
Panel PT (single phase) |
420 * 850 * 1950 |
420 * 850 * 2000 |
420 * 850 * 1600 |
Bus Riser |
375 * 850 * 1950 |
375 * 850 * 2000 |
375 * 850 * 1600 |
Panel Metering |
750 * 850 * 1950 |
750 * 850 * 2000 |
750 * 850 * 1600 |
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