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DS4A 12kV 24kV 40.5kV 72.5kV 126kV 145kV 170kV Switci da kwaƙa na gaba

  • DS4A  12kV 24kV 40.5kV 72.5kV 126kV 145kV 170kV High voltage disconnect switch

Abubuwa gaba

Muhimmiya ROCKWILL
Model NO. DS4A 12kV 24kV 40.5kV 72.5kV 126kV 145kV 170kV Switci da kwaƙa na gaba
Rated Voltage 40.5kV
Raitidu kọ̀ọ̀kan 1250A
Rated Frequency 50/60Hz
Rated peak withstanding current 80kA
Rated short-time withstand current 31.5kA
Siri DS4A

Bayani na sayen daga mai wuyaci

Sharararwa

Nàànwàá àwọn ọrọ̀:

DS4A-12/126/145/170D(W) Switch Disconnector jẹ́ ọ̀kan lára àwọn ẹ̀kọ́ ẹ̀sìn tó ń lọ́wọ́lọ́wọ́ ní ìjọba ọ̀dún ọ̀tọ̀ọ̀tọ̀ tó ń ṣe pẹ̀lú ẹ̀sìn AC méjì ọ̀tọ̀ọ̀tọ̀ ọ̀nà ọ̀pọ̀lọpọ̀ tó ń ṣe pẹ̀lú ẹ̀sìn 50Hz/60Hz. Ó ń lò láti kó tàbí mú ẹ̀sìn tó kò ní ẹ̀yà fún dáadáa bí ó tilẹ̀ jẹ́ pé àwọn ọ̀nà ẹ̀sìn yóò fa àti tí ó ń wá ẹ̀sìn. Bí ó sì, ó lè lo lati ṣe idaabobo elétrik fún àwọn ẹ̀kọ́ elétrik HV bíi bus àti breaker.

Àwọn ọ̀nà ọ̀rọ̀ náà ní àwọn insulators méjì pẹ̀lú center breaks horizontal. ó ń dákẹ́ sí ara rẹ̀ nínú àti ó ń gbé àwọn grounding switch nínú ọ̀kan àti méjì. Switch Disconnector ń lo CS14G tàbí CS11 manual operating mechanism tàbí CJ2 motor-based operating mechanism lati gbiyanju tri-pole linkage. Earthing switch ń lo CS14G manual operating mechanism lati gbiyanju tri-pole linkage.

Ní oṣù August 2005, ọ̀rọ̀ náà ti pèsè improvement technology review nítorí State Grid Corporation (Jiangsu provincial branch).

DS4A Switch Disconnector ni àwọn single poles méta àti operating mechanism. Ọ̀kan pọ̀ nínú àwọn poles náà ní base, post insulators àti conductive parts. Àwọn removable insulating posts ti wá nínú àwọn ọ̀pọ̀lọpọ̀ base, àwọn conducive switch blade's contact arms ti wá nínú àwọn tops nínú àwọn insulating posts. Nígbà tí insulating post nínú ọ̀kan ọ̀kan ọ̀kan actuator ń ṣe pẹ̀lú ọ̀kan ọ̀kan ọ̀kan, pẹ̀lú ọ̀kan ọ̀kan ọ̀kan crossover lever, insulating post nínú ọ̀kan mẹ́ẹ̀ẹ́dógún ń ṣe pẹ̀lú ọ̀kan ọ̀kan ọ̀kan 90", conductive switch blade yóò ṣe pẹ̀lú nínú àwọn horizontal surface láti gbiyanju starting àti closing nínú isolating switch. Àwọn horizontal insulating open break yóò bọ̀ nínú opening moment.

Àwọn ẹ̀ka pàtàkì:

  • Conductive arm tí ó ń lo rectangular Al-alloy pipes jẹ́ ọ̀kan lára àwọn ẹ̀ka pàtàkì nípa high strength, light weight, large radiation area àti corruption-resistance.
  • Adopt particular copper alloy lati gbiyanju self-contained contact, Contact point ti wá nínú elastic force nínú contact itself. Contact spring ti parí láti ṣe pẹ̀lú possible drop nínú contact nínú gripping force nítorí spring's corrosion àti shunting, heating àti annealing, possible increment nínú contact resistance, àti possible vicious cycle nínú growing heat nínú contact. Contact ti wá nínú curved copper plate, forming àwọn large connection area pẹ̀lú conductive arm. Nínú opening àti closing processes, ó ń wá short trip nínú friction pẹ̀lú contact àti finger àti required operating force ti o kejìde. Conductive part ti wá nínú Chinese competent authority as a new àti practical patent.(Patent No.. Z103 2 20022.6)
  • Rotating parts nínú disconnect switch ń jẹ́ design free of any maintenance. Rotating base ń jẹ́ design into seal structure tí ó ń parí access nínú moisture, dust àti harmful gases bíi bí ó ń ṣe pẹ̀lú No.2 low-temperature lubricating cream nínú bearing kò ní ṣe pẹ̀lú run off tàbí harden, Nínú bearing base ti wá thrust ball bearing àti radial ball bearing, èyí tí ó ń share gravity àti horizontal component nínú Switch Disconnector bíi bí operating torque kò ní ṣe pẹ̀lú increase nínú long-term operation nínú disconnect switch.
  • Provide one key sequential control "double confirmation" function expansion.

Àwọn ẹ̀ka teknìkal pàtàkì:

GW4A-parameters.png

Order notice :

Product model, rated voltage, rated current, rated short-time withstand current àti creepage distance gbọdọ̀ ní ṣe pẹ̀lú nígbà tí ó ń ṣe order nínú àwọn ọ̀rọ̀;

Disconnect switch ní àwọn options méta nínú grounding (no, left, right, both left àti right). Bí ó kò ní ṣe pẹ̀lú nítorí, ọ̀rọ̀ tí ó ń wá yóò ní ṣe pẹ̀lú option nínú right grounding;

Notes:

  • Àwọn ọ̀nà nínú Judging left àti right grounding: hold out both arms àti keep the arms nínú same direction pẹ̀lú Switch Disconnector is open earthing switch yóò ní ṣe pẹ̀lú left grounding tí ó ń wá nínú left hand side, àti right grounding tí ó ń wá nínú right hand side;
  • Actuator's model àti name, voltage àti number of contacts pẹ̀lú auxiliary switch;
  • Specify type nínú power àti voltage degree pẹ̀lú electromagnetic lock nínú actuator.

 

 

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100.0%
≤4h
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Workplace: 108000m²m² Jami'a nanan mafi girma: 700+ Zama-zama na Farko da aka Fitowa a Shekarar (USD): 150000000
Workplace: 108000m²m²
Jami'a nanan mafi girma: 700+
Zama-zama na Farko da aka Fitowa a Shekarar (USD): 150000000
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