| Chapa | Switchgear parts |
| Namba ya Modeli | GRM3DC Circuit Breaker wa Kifuniko Kilicho Undu |
| Mkato wa viwango | 250A |
| Siri | GRM3DC |
Sifa za Bidhaa
– kwa orodha ya GRM3-(HU) ya Circuit Breaker iliyokunywa, umboaji wa kiwango cha juu ni 1140V, na umboaji wa kiwango cha juu wa umeme ni 400A.
– kwa orodha ya GRM3-(HU) ya Circuit Breaker iliyokunywa, katika umboaji wa umeme wa 800V, uwezo wa kikomo cha juu ni 36.5kA, ambayo inaweza kuhakikisha uhifadhi wa utengenezaji wa kiwango cha juu wa mfumo.
– kwa orodha ya GRM3DC-(HU) ya Circuit Breaker iliyokunywa, umboaji wa kiwango cha juu ni 1500V, na umboaji wa kiwango cha juu wa umeme ni 400A.
– kwa orodha ya GRM3DC-(HU) ya Circuit Breaker iliyokunywa, katika umboaji wa umeme wa 1500V, uwezo wa kikomo cha juu ni 20kA, ambayo inaweza kuhakikisha uhifadhi wa utengenezaji wa kiwango cha juu wa mfumo.
Miswada
Siri ya GRM3(DC)-(HU) ya AC/DC molded case circuit breaker inafanikiwa na miswada ifuatayo IEC60947-1 GB/T14048.1 General Provisions IEC60947-2 GB/T14048.2 circuit breaker
Matumizi na Huduma
Sifa mbalimbali na vifaa vya circuit breaker yanapaswa kuhamishwa na muuzaji na hayo hayowezi kurudia wakati wa matumizi. Kufuatilia masharti ya hifadhi na matumizi, tangu siku ya 24 mwezi kutoka kwa muuzaji kutuma na hali ya circuit breaker yenye alama zote sahihi, ikiwa bidhaa imeharibika au haiwezi kutumiwa kwa kutosha kutokana na tatizo la ubora wa uzalishaji, basi muuzaji atahusika kwa kubadilisha na kuhudumu bila malipo.
Mazingira yanayotumiwa
1. Upepo usiojuu kuliko 2,000 m;
2. Inaweza kukabiliana na hewa chafu (aina ya three-proof)①
3. Inaweza kukabiliana na athari ya hewa chafu ya chumvi na hewa chafu ya mafuta (aina ya three-proof);
4. Inaweza kukabiliana na athari ya mkaa (aina ya three-proof);
5. Katika mazingira isiyokuwa na hatari ya kupungua, mazingira hayowezi kuharibu chuma cha chuma na ukimwi wa chane na chafu chenye mchawi.
Elezo: bidhaa za three-prevention yanapaswa kutumiwa kulingana na maombi ya kipekee, tafadhali elezea TH.
| Model | GRM3DC-250HU | GRM3DC-320HU | GRM3DC-40OHU | GRM3DC-50OHU | GRM3DC-630HU | GRM3DC-80OHU | |||||||||||||||||
| Rated current of shell frame grade Inm(A) | 250 | 320 | 400 | 500 | 630 | 800 | |||||||||||||||||
| Rated current In(A) | 63,80,100,125,140,160,180,200,225,250,280,315,320 | 63,80,100,125,140,160,180,200,225,250,280,315,320 | 225,250,280,300,315,350,400 | 500 | 500,630 | 700,800 | |||||||||||||||||
| Pole Number | 2/3 | 2/3 | 2 | 4 | 2 | 2 | 2 | ||||||||||||||||
| Rated working voltage Ue(V)DC | 500 | 1000 | 1500 | 500 | 1000 | 1500 | 1500/1600 | 1000 | 1250 | 1500 | 1500/1600 | 1500/1600 | 1500/1600 | ||||||||||
| Rated insulation voltage Ui (V) | DC2300 | DC2300 | DC2300 | DC2300 | DC2300 | DC2300 | |||||||||||||||||
| Rated impulse withstand voltage Uimp (kV) | 12 | 12 | 12 | 12 | 12 | 12 | |||||||||||||||||
| Extreme short-circuit breaking capacity Icu (kA) | 50 | 20 | 20 | 50 | 20 | 20 | 20 | 40 | 25 | 10 | 20 | 40 | 25 | 10 | 20 | 40 | 25 | 10 | 20 | 40 | 25 | 10 | |
| Running short-circuit breaking capacity lcs (kA) | Ics=100%Icu | ||||||||||||||||||||||
| Wiring mode | Upper in and lower out, lower in and upper out (2P, 320/3P) Lower in and lower out, upper in and upper out (3P) | ||||||||||||||||||||||
| Mechanical life(Total times) | 20000 | 20000 | 10000 | 5000 | 5000 | 5000 | |||||||||||||||||
| Electrica life(Total times) | 3000 | 2000 | 1500 | 3000 | 2000 | 1500 | 1000 | 1000 | 700 | 500 | 1000 | 1000 | 700 | 500 | 1000 | 1000 | 700 | 500 | 1000 | 1000 | 1700 | 500 | |
| Insolation feature | yes | ||||||||||||||||||||||
| Standard | IEC 60947-2、GB/T14048.2 | ||||||||||||||||||||||
| Allowable ambient temperature | -35℃~+70°C | ||||||||||||||||||||||
| Levels of protection | IP20 | ||||||||||||||||||||||
| Quality certificate | CCC、CB、TUV、CE certificate | ||||||||||||||||||||||
| With accessories | Auxiliary,alarm,off load, Hand operation, Electric operation | ||||||||||||||||||||||
| Arcing distance (mm) | ≤50 (Zero arc,with arcing cover) | ||||||||||||||||||||||
| Transient Action value | 1O ln | ||||||||||||||||||||||
| Overall dimensions LxWxH(mm) | L | 180 | 180(3P) | 258 | 250 | 250 | 250 | ||||||||||||||||
| W | 76(2P)/107(3P) | 76(2P)/107(3P) | 198 | 124(2P)/182(3P) | 124(2P)/182(3P) | 124(2P)/182(3P) | |||||||||||||||||
| H | 105 | 105 | 107 | 165 | 165 | 165 | |||||||||||||||||
| Installation way | fixed type,plug-in type | ||||||||||||||||||||||