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20kV Three Phase Oil-Immersed Earthing Transformer

Wenzhou Rockwill Electric Co., Ltd.
17yrs 700++ staff 108000m²+m² US$150000000+ China
  • 20kV 44kV 145kV 150kV Three Phase Oil-Immersed Neutral Earthing Transformer Custom Factory

Abubuwa gaba

Muhimmiya ROCKWILL
Model NO. 20kV Three Phase Oil-Immersed Earthing Transformer
Rated Voltage 20kV
Kpọmkwem kwamnyereke 100kVA
Dadiɗi Three-phase
Siri JDS

Bayani na sayen daga mai wuyaci

Sharararwa

Product Overview
JDS series oil-immersed earthing transformers by Rockwill provide reliable neutral grounding solutions for 20kV power systems. Designed with robust copper windings and advanced oil-cooling technology, these transformers ensure stable system operation while preventing damage from ground faults.

Basic Info

Key Specifications

  • Model: JDS-100/20

  • Capacity: 100kVA

  • Voltage: 20kV

  • Frequency: 50/60Hz

  • Winding: Copper two-winding design

  • Core: Ring-shaped silicon steel

  • Cooling: ONAN (Oil Natural Air Natural)

  • Impedance: Low zero-sequence impedance (<10&Omega;)

  • Certification: ISO 9001, CTQC tested

Technical Advantages

  1. Superior Grounding Performance

    • Specially designed winding configuration for optimal neutral point stability

    • Withstands 100A short-circuit current for 10 seconds

    • Low zero-sequence impedance ensures effective fault current diversion

  2. Advanced Oil-Cooled Design

    • Hermetically sealed corrugated tank prevents oil contamination

    • Mineral oil insulation with -30&deg;C to +40&deg;C operating range

    • Optional Midel 7131 ester fluid for enhanced fire safety

  3. Robust Construction

    • Heavy-gauge steel tank with anti-corrosion treatment

    • Precision-engineered core with reduced magnetic losses

    • Vibration-resistant mounting system

  4. Smart Protection Features

    • Standard Buchholz relay for internal fault detection

    • Pressure relief device for overload conditions

    • Oil level indicator with alarm contacts

Application Scenarios

  1. Industrial Power Systems

    • Ideal for manufacturing plants with sensitive equipment

    • Protects against ground faults in 20kV distribution networks

    • Suitable for harsh industrial environments

  2. Renewable Energy Installations

    • Wind farm collector substations

    • Solar park step-up stations

    • Biomass power generation facilities

  3. Infrastructure Projects

    • Metro power supply systems

    • Airport electrical networks

    • Hospital backup power systems

Why Choose Rockwill?

  • 20+ years of transformer manufacturing expertise

  • Custom engineering support available

  • Complete type test reports provided

  • Global service network with 24/7 technical support

  • Environmentally conscious production processes

FAQ don
Q: Wata shawarwari na duniya suna da muhimmanci a cikin kwalifikar, gudanar da ziyararta masu tashar kusurwa/kaɗaita, kuma waɗannan suka fi yawa? Masu tashar kusurwa/kaɗaita mafi yawan daidai suka ƙunshi: - IEC 60076-1: Wannan shawarwari ya nuna abubuwa masu muhimmanci game da gwargwadon, gudanar da ziyararta masu tashar kusurwa. - IEC 60076-2: Wannan shawarwari ya nuna abubuwa masu muhimmanci game da ziyararta rayukansu da kuma fayaliyar jirgin sama. - IEC 60076-3: Wannan shawarwari ya nuna abubuwa masu muhimmanci game da ziyararta fayaliyoyin da take sauran. - IEC 60076-4: Wannan shawarwari ya nuna abubuwa masu muhimmanci game da ziyararta hanyoyin gudanar da kuma fayaliyoyin da ke faruwa. - IEC 60076-5: Wannan shawarwari ya nuna abubuwa masu muhimmanci game da ziyararta hanyoyin gudanar da kuma fayaliyoyin da ke faruwa a wurare. Waɗannan shawarwaru suna da muhimmanci wajen inganta darajar da ziyararta da kuma fayaliyoyin masu tashar kusurwa.
A:

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A haka, sunan kungiyar da duniya masu yawa a halin yanzu suna zama IEEE da IEC. Masu sunan na farko suna amfani da IEC kuma suna gina shi a cikin hukuma kananan. Sunan da suka fi sani da abubuwan da suke da suka biye waɗanda:
  • IEEE 32: Wannan shine sunan da ya jagoranci a Arewacin Amurka, wanda ya yi nasara a fahimtar "girman ci gaba" ta tashin kayayyaki/fitaccen kayayyaki. Yana bayyana muhimmin abubuwa kamar hukumar tattaunawa a tushen tsawon adadin magana, tafiya a tushen tsawon adadin magana, da kuma tafiri a tushen tsarin kayan aiki, kuma yana zama babban yanayin a zabe masu tsari da tashin kayayyakin.
  • IEC 60076 series: Wannan shine sunan da ya jagoranci a duniya. Daga cikinsu, IEC 60076-8 ya kula hukumomin tushen tsawon adadin magana, hukumomin tushen tsawon adadin magana, da kuma hukumomin tattaunawa ta tashin kayayyaki/fitaccen kayayyaki; IEC 60076-1 ya kula hukumomin tsarin kayan aiki na gargajiya; IEC 60076-2 ya kula hukumomin takaitaccen da kuma alamomin tushen tsawon adadin magana; IEC 60076-5 ya kula hukumomin tattaunawan a tushen tsawon adadin magana, wanda ya bincike daya da tushen tsarin kayan aiki mai zurfi.
  • ANSI C57.12/IEC 60038: ANSI C57.12 ya kula hukumomin tushen tsawon adamin tashin kayayyaki/fitaccen kayayyaki a Arewacin Amurka; IEC 60038 ya kula hukumomin tushen tsawon adadin magana ta tashin kayayyaki don in ba da aiki a cikin kasashe da duka.
  • Sunan da ke Nijeriya: Misali, GB/T 6451, wanda ya amfani da IEC 60076 series kuma ya kula hukumomin tushen tsawon adamin tashin kayayyaki/fitaccen kayayyaki saboda muhimmin tsarin kayan aiki na Nijeriya.
Q: Daga da yadda ake amfani da karamin zuba na tansita, kuma daga cikin abubuwa masu sauki game da shi?
A:

Winding na gaba shi wani ƙoƙari na iya zama a cikin hukuma mai girma. Yadda aka haɗa shi shine "taka karamin kula da tsawon yara a ciki na makaranta", ta haka za a iya magana da sauyin kula da tsawon yara mai girma kuma ya taimaka wajen dogara abincin jami'a. An haɗa shi da al'amari "karamin kula mai kadan da kuma tsarin kula". Tsarin da ake amfani da su sun hada da: darajar da ke da kyau muka iya kasance 400V/230V (wanda ke daidaita da tsarin Turai da Kasa) ko 480V/277V (wanda ke daidaita da tsarin Amurka), kuma karamin kula ba tare da 200kVA, wanda yake iya jagoranci abin da ke biyo a ciki na makaranta kamar kabilu mai kontrol, rufe da kula da ƙananan ruwa. Ya kamata a lura cewa winding na gaba shi ne yana aiki da "yadda aiki mai gaba" kuma bai canza aiki mai girma na hukuma mai girma.

Maimakanta mai inganci
ROCKWILL
Kayan da ke zuwa
kima mai yiwuwa da wata
Waktu na kirma
100.0%
≤4h
Gaskiya ta hanyar kamfanin
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
Aiki
Turanci Masana: Design/Manufakturi/Sallar
Ƙananunan Cigaba: Gwọ́n ọkụ̀ àbálòpà/Transformator
Mafarkin tsoro na yawan kulle
Kayan aiki na alaka da amfani, yin amfani, gyara-gyaran da kuma pasuwa na kayan karkashin yanayi, suka kentuwa da kaiwansu masu iko, ingantacciyar hankali da kuma amfani mai kyau.
mabudin aikatan kayan dabbobi sun dawo da idoni masu iko da ma'ajiriyya, sannan suka tabbata inganci, kwayoyin uku da na'ibbicci ne daga babban kayan aikin
Nasara da shi
Kalkulatanta kanakana
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Mafarkin tsoro na yawan kulle
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mabudin aikatan kayan dabbobi sun dawo da idoni masu iko da ma'ajiriyya, sannan suka tabbata inganci, kwayoyin uku da na'ibbicci ne daga babban kayan aikin

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