20kV Three Phase Oil-Immersed Earthing Transformer
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
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 (<10Ω)
Certification: ISO 9001, CTQC tested
Technical Advantages
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
Advanced Oil-Cooled Design
Hermetically sealed corrugated tank prevents oil contamination
Mineral oil insulation with -30°C to +40°C operating range
Optional Midel 7131 ester fluid for enhanced fire safety
Robust Construction
Heavy-gauge steel tank with anti-corrosion treatment
Precision-engineered core with reduced magnetic losses
Vibration-resistant mounting system
Smart Protection Features
Standard Buchholz relay for internal fault detection
Pressure relief device for overload conditions
Oil level indicator with alarm contacts
Application Scenarios
Industrial Power Systems
Ideal for manufacturing plants with sensitive equipment
Protects against ground faults in 20kV distribution networks
Suitable for harsh industrial environments
Renewable Energy Installations
Wind farm collector substations
Solar park step-up stations
Biomass power generation facilities
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
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.
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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.
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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.
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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.
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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.
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Zan'antar Ilimi
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Za a iya gudanar da tsohon hanyar da mutanen transformer na kontrol?Tattalin karamin na'urorin kontrola mai girma shi ne abu da take da hankali da ke ciki da wurare da dama, hanyar tattalin gwamnati, da kuma hanyoyi.Dalilai na Tattalin Karamin Na'urorin Kontrola Hanyoyi: Tattalin karamin yana ba da hanyar zama da ita ce da ya fi yake da yawa a lokacin da yake da gaba, kamar canza tsari ko karfi, kafin ya bi haɗa da mutum ko wasu masanin tsaƙa, wanda yake da suka ƙara ƙarfin sararin karami. Zama na tattalin gwamnati: A wasu yanayi, tattalin karamin yana taimakawa12/05/2025 -
Tsunonin Kishin da kuma Ma'adin Kishin Gidajin IlimiTakunawa Masuwarin Tafin Karamin MaimaitaKaramin maimaita suna kammala da takunawa masuwarin tafin karamin maimaita zuwa abu biyu: ZNyn (zigzag) ko YNd. Masuwarin tafin karamin maimaitan su na iya haɗa da zirriyar maimaitar ko zirriyar maimaitar da ke tsakiya. Yanzu, karamin maimaitar zigzag (Z-type) wanda ya fara ta hanyar zirriyar maimaitar ko zirriyar maimaitar da ke tsakiya yana amfani da shi a gaba-gaban.1. Karamin Maimaitar Z-TypeKaramin maimaitar Z-type ana cikin yanayi da aka futa da mai12/05/2025 -
Ga wani Matar Iya Nuna da Kuma Yadda ake Amfani Da Ita?Ga wani Mafi Yawan Iya Da Mu Amfani Da Turancin Turancin Lura?Turancin turancin lura ita ce wata daga cikin abubuwan da suka fi yawa a cikin gwamnati na kuliya, tana amfani da shi don hankalin ko koyar da wurin gaba ta tsakiyar kuliya zuwa wurin lura, don haka ya tabbatar da dalilin da inganci a cikin gwamnati na kuliya. Wadannan ne duka masu sababon da muna bukatar da turancin turancin lura: Yadda Ake Iya Da Kisan Gwamnatun Kuliya:Idan akwai halayen da ba a tabbas ba a kan gwamnatin kuliya sabo12/05/2025 -
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