※ Outline
GW □-12outdoor AC HV disconnect switch (disconnect switch for short hereunder) inoshandiswa mumagetsi emagetsi ane rated frequency 50Hz, rated voltage 12kV, inonyanya kugadzira kana kutyora dunhu pasi pemutsara wekupa voltage mukunze high voltage distribution system equipment. Iyo inorwisa-kusvibisa mhando yekubvisa switch inogona kunyatso kugadzirisa tsvina yemoto panguva yekushanda kuitira kuti isangane nezvinodiwa nevashandisi munzvimbo yakasvibiswa zvakanyanya.
※ Environmental Conditions
♦ Altitude: ≤1000m (pamusoro pegungwa);
♦ Ambient tembiricha: -30℃~+50℃;
♦ Kudzvinyirira kwemhepo ≤ 700Pa (yakaenzana nekumhanya 35m / s);
♦ Dhigirii yemhepo yakasvibiswa: IV;
♦ Kudengenyeka kwepasi: kusapfuudza dhigirii 8;
♦ Ukobvu hwekuvhara ice≤10mm;
♦ Hapana moto, njodzi inoputika, kusvibiswa kwakanyanya uye kukukurwa kwemakemikari pamwe nekusadedera kwakakomba.
※ Main Technical Parameters
AIHWA. | Item | Unit | Value | |
1 | Rated voltage | kV | 12 | |
2 | Rated current | A | 630 | |
3 | Rated frequency | Hz | 50 | |
4 | Yakatemerwa nekumira ikozvino (peak value) | kA | 50, 63 | |
5 | Yakatemerwa nguva pfupi inomira ikozvino | kA | 20, 25 | |
6 | Yakatemerwa nguva yenguva pfupi inomira ikozvino | S | 4 | |
7 | Main redunhu kuramba | mΩ | ≤110 | |
8 | 1min simba frequency inomira voltage (RMS) phase-to-phase, phase -to-earth/ pamharadzano dzakashama | dry | kV | 42/48 |
9 | wet | 34 | ||
10 | Mhepo yekuvhenekesa inomira voltage (peak) phase-to-phase, phase -to-earth/ pamharadzano dzakashama | kV | 75/85 | |
11 | Mechanical hupenyu | Nguva | 2000 |
※ Zvose Zviyero(chikamu: mm)