| 喘余 Application |
Å DW80狼双V喘侯x卯侏_Pm喘噐炭V小和賜巓初|嶄根嗤遮莱吉卯姆來裡U碵w議侭壓住送50Hz砦660V議揃嶄恬藕狼y議_P、蛍屶_P匆辛恬薺槌歔遂C音l訓軟嗷達揃l伏^d才玉揃r嬬徭喃琺坿。 Å DW80 Series exploding isolation type feeding switch used for mining is applicable to coal mine or in ambient with explosible admixture gas such as firedamp in the surrounding medum, In the circuit with AC50Hz,rated voltage 600V used as main switch and branch switch for the power supply system.Also can be used as not-frequent starting for large capacity electromotor,and when appear overload and short circuit ,it will cut the power supply automatically. |
| 侏 Model |
 |
| 室g Technical parameter |
|
侏 Model |
DW80-200 |
DW80-350 |
|
~協垢恬 Rated working voltage |
380V660V |
380V660V |
|
~協l瘠送 Rated thermal current |
200A |
350A |
|
^送諏匂~協送 Rated current of over-current trip |
200A |
400A |
|
鵬r送諏匂屁協送 Rectified current of instantaneous-current trip |
200A-300A-600A |
400A-600A-1200A |
|
玉揃蛍狡楞 嗤丼峙 Short-circuit breaking capacity (Effective value) |
380V COSφ=0.35 |
10KA |
10KA |
|
660V COSφ=0.35 |
7KA |
7KA |
|
|翌 Outside diameter of cabe |
麼指揃 Main circuit |
φ42-51 |
φ55-63 |
|
陣崙指揃 Control circuit |
φ 12-19 |
φ12-19 | 12-19
|
嶷楚 Weight |
140 kg |
140kg | | | | |
|
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