ZW7-40.5 sab nraum zoov HV lub tshuab nqus tsev Circuit Court breaker yog 3-theem AC 50Hz 40.5kV sab nraum zoov hloov khoom siv.
♦ Txoj kev txhim kho: lub hauv paus installation;
♦ Kev khiav hauj lwm mechanism: caij nplooj ntoos hlav kev khiav hauj lwm mechanism thiab electromagnetic kev khiav hauj lwm mechanism;
♦ Khoom siv: silicone roj hmab, ceramic;
♦ Daim ntawv thov: sab nraum zoov 33kV substation, fais fab nroj tsuag.
♦ Tam sim no transformer: in-buit installation, sab nraud installation.
Cov Qauv Khoom
IEC62271-100 High Voltage Switchgear thiab Controlgear Part 100: AC Circuit Court-breakers
♦ GB1984 High Voltage AC Circuit Court-breakers
♦ GB / T11022 Cov Lus Qhia Tshwj Xeeb rau High-voltage Switchgear thiab Controlgear Standards
♦ JB/T 3855 High Voltage AC Nqus Circuit Court-breakers
♦ DL/T402 Specification ntawm High-voltage AC Circuit Court-breakers
Ib puag ncig tej yam kev mob
♦ Ambient kub: -40 ° C ~ + 40 ° C;
♦ Qhov siab:
♦ Qhov siab tshaj plaws cua ceev yog 10km / h, cua ceev yam tsawg kawg nkaus rau qib ntsuas (132/230kv) yog 3.2km / h;
♦ Kev siv av qeeg:
♦ Yam tsawg kawg nkaus nominal creepage nrug: 31mm / kV;
♦ Kev ua pa phem: Chav IV.
Main Technical Parameters
| Tsis muaj | Yam khoom | Chav tsev | Tus nqi | |
| 1 | Rated voltage | kV ua | 40.5 ib | |
| Nws yog | Ratedinsulation qib | 1 min lub zog frequencyDry test (pob txha, inter-theem, mus rau lub ntiaj teb) Kev ntsuas ntub dej (rau lub ntiaj teb, rwb thaiv tsev sab nraud) | kV ua | 95 85 |
| xob laim impulse withstand voltage (peak) | 185 | |||
| 3 | Rated tam sim no | A | 1250, 1600, 2000, ib. 2500 | |
| 4 | Rated luv Circuit Court breaking tam sim no | kA | 20, 25, 31.5 ib | |
| Tsis muaj | Yam khoom | Chav tsev | Tus nqi |
| 5 | Rated luv Circuit Court ua tam sim no (peak) | kA | 50, 63, 80 |
| 6 | Rated ncov tiv taus tam sim no | kA | 50, 63, 80 |
| 7 | Rated lub sij hawm luv luv tiv taus tam sim no | kA | 20, 25, 31.5 ib |
| 8 | Rated ua haujlwm ib ntus | O-0.3S-CO-180S-CO | |
| 9 | Rated luv Circuit Court breaking tam sim no tus naj npawb | sij hawm | 20 |
| 10 | Rated luv luv Circuit Court ntev | s | 4 |
| 11 | Lub sijhawm tawg | s | ≤ 0.09 |
| 12 | Neeg kho tshuab lub neej | sij hawm | 10000 |
| 13 | Tshiab tsim lub tshuab nqus tsev interrupter | Ps | ≤ 1.33 × 10-3 |
| Nqus interrupter thaum lub sij hawm cia 20 xyoo | -2 | ||
| 14 | Circuit Breaker Net nyhav | kg | 800 |
| 15 | Clearance ntawm qhib kev sib cuag | mm | 22 ± 2 |
| 16 | Hu rau kev mus ncig | mm | 4 ± 1 |
| 17 | Nruab nrab qhib ceev | m/s | 1.4-1.7 Nws |
| 18 | Nruab nrab kaw ceev | m/s | 0.4-0.7 hli |
| 19 | Hu rau lub sijhawm kaw bounce | ms | ≤ 3 |
| 20 | Inter-theem qhib thiab kaw synchronism | ms | ≤ 2 |
| nees nkaum ib | Lub sijhawm kaw | ms | 50≤t≤200 |
| nees nkaum ob | Lub sijhawm qhib | ms | 30≤t≤60 |
| nees nkaum peb | Txhua theem tseem ceeb ntawm DC tsis kam (tsis suav nrog CT sab hauv) | mΩ | ≤100 |
| nees nkaum plaub | Dynamic thiab taag contact cumulative thickness tso cai rau hnav | mm | 3 |
| 25 | Rated tiv tauj siab | N | 2500 ± 200 |
General Structure Drawing thiab Installation Loj (unit: mm)
♦Sab-mechanism hom
♦Mid-mechanism hom
