500 kVA Pad Mounted Residential Transformer-34.5/0.48 kV|Guyane xyoo 2024

500 kVA Pad Mounted Residential Transformer-34.5/0.48 kV|Guyane xyoo 2024

Lub teb chaws: South America 2024
Peev xwm: 500kVA
Qhov hluav taws xob: 34.5 / 0.48kV
Feature: nrog schrader valve
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pad mounted residential transformer

Zog-nrawm thiab yooj yim los tuav, koj lub zog zoo tshaj tus khub -peb -theem ncoo-mounted transformers!

 

01 General

1.1 Project Background

500 kVA ncoo mounted transformer tau xa mus rau South America hauv 2024. Lub zog ntsuas ntawm lub transformer yog 500 kVA nrog ONAN txias. Thawj qhov hluav taws xob yog 34.5GRDY / 19.92kV nrog ± 2 * 2.5% tapping ntau yam (NLTC), qhov nruab nrab voltage yog 0.48 / 0.277kV, lawv tsim ib pawg vector ntawm YNyn0, thiab nws yog lub voj voog pub transformer. Vim muaj kev nyab xeeb zoo dua thiab kev ntseeg siab ntawm tamper- cov ntaub ntawv pov thawj pad mounted transformers, lawv zoo tagnrho rau siv nyob rau hauv qhov chaw uas lawv yuav raug kov los ntawm pej xeem, los yog nyob rau hauv ib puag ncig uas yuav tsum tau underground cables.

 

1.2 Technical Specification

500 kVA transformer specifications hom thiab cov ntaub ntawv ntawv

Xa rau
South America
Xyoo
2024
Hom
Pad mounted transformer
Txuj
IEEE Std C57.12.34-2022
Rated zog
500kVA ua
Ntau zaus
60 tzs
Theem
3
Hom cua txias
ONAN
Thawj Voltage
34.5 TSI / 19.92 kV
Secondary Voltage
0.48 Y / 0.277 kV
Cov khoom siv winding
Aluminium
Angular tshem tawm
yNyj 0
Impedance
4%
Coj mus rhaub Changer
NLTC
Tapping Range
±2*2.5%
Tsis Load Loss
1.02 KW TSI
Ntawm Load Loss
5.55 KW TSI
Khoom siv
Standard Configuration

 

1.3 Cov duab kos

500 kVA ncoo mounted transformer daim duab kos duab thiab loj.

20250409144203 20250409144252

 

 

02 Kev tsim khoom

2.1 Core

Peb -theem tsib-Kem core yog ib qho kev tsim qauv ntawm cov tub ntxhais transformer siab heev, nws cov qauv yog tsim los ntawm tsib kab ferromagnetic, peb -theem kab thiab ob kab kem nthuav qhia cov cim geometric configuration. Lub ntsiab kom zoo dua ntawm qhov kev tsim no yog tias nws tuaj yeem txo qis hysteresis poob thiab eddy tam sim no poob, yog li txhim kho tag nrho cov kev ua haujlwm ntawm lub transformer.

Txoj kev ua kom zoo tshaj plaws ntawm peb -theem tsib-Kum core ua rau qhov flux faib ntawm cov tub ntxhais zoo sib xws thiab txo qhov kev pheej hmoo ntawm cov dej ntws hauv zos. Qhov no tsis tsuas yog txhim kho lub peev xwm ntawm lub tshuab hluav taws xob, tab sis kuj tseem txhim kho nws cov kev hloov pauv rau cov kab sib chaws hloov pauv. Tsis tas li ntawd, tus qauv tsim txo qhov cuam tshuam ntawm electromagnetic, pab txhim kho kev ruaj ntseg thiab kev ntseeg siab ntawm cov khoom siv.

advanced transformer core design

 

2.2 Cua txias

transformer input voltage

Lub kauj ntawm lub transformer yog ib qho ntawm nws cov khoom tseem ceeb, uas yog lub luag haujlwm rau kev sib kis thiab hloov hluav taws xob hluav taws xob. Nws feem ntau muab faib ua high-voltage coils thiab low-voltage coils, ob qho tib si uas nce lossis txo qhov voltage los ntawm kev sib nqus sib nqus. Cov coils raug mob los ntawm cov khoom siv hluav taws xob (xws li tooj liab lossis txhuas) nrog cov khoom siv hluav taws xob zoo thiab ua haujlwm kub kom ntseeg tau tias kev ua haujlwm ruaj khov nyob rau hauv cov xwm txheej sib txawv.

Hauv kev tsim, qhov hloov pauv hloov pauv ncaj qha cuam tshuam rau qhov sib piv ntawm qhov hloov pauv, uas yog, qhov sib piv ntawm tus lej ntawm qhov hloov hluav taws xob siab thiab qhov hluav taws xob qis qis txiav txim siab txog kev sib raug zoo ntawm cov khoom siv hluav taws xob thiab cov zis hluav taws xob. Tsis tas li ntawd, qhov kev teeb tsa ntawm lub kauj, hom winding thiab kev xaiv ntawm cov ntaub ntawv rwb thaiv tsev kuj muaj kev cuam tshuam ncaj qha rau kev ua haujlwm, kev ua haujlwm thiab lub peev xwm ntawm cov cua sov ntawm lub transformer.

 

2.3 Tank

Lub tank ntawm lub transformer yog ib feem tseem ceeb ntawm transformer, uas yog tsuas yog siv los khaws cov roj insulating, thiab plays lub luag hauj lwm ntawm txias thiab tiv thaiv. Lub tank feem ntau yog ua los ntawm cov hlau thiab muaj lub zog zoo thiab kev tiv thaiv corrosion los xyuas kom meej tias nws ruaj khov thiab kev ntseeg siab hauv ntau qhov chaw ua haujlwm. Cov roj insulating khaws cia sab hauv tuaj yeem tsis tsuas yog insulate zoo xwb, tab sis kuj muaj kev ua haujlwm zoo thaum tshav kub kub ua haujlwm, uas tuaj yeem tshem tawm cov cua sov uas tsim los ntawm transformer thaum lub sijhawm ua haujlwm, kom tswj tau qhov kub thiab txias ntawm cov khoom siv.

Hauv kev tsim, lub tank feem ntau muaj ntau qhov sib txuas thiab cov li qub los pab saib xyuas cov roj qib thiab qhov kub thiab txias thiab ua haujlwm tsim nyog. Tsis tas li ntawd, qee lub tso tsheb hlau luam kuj tau nruab nrog cov cuab yeej tso tawm roj los tiv thaiv cov xwm txheej kub ntxhov xws li kev nthuav dav hauv cov roj av lossis cov dej xau, txhim kho kev nyab xeeb ntawm lub tshuab hloov pauv.

Lub sealing tsim ntawm lub tank kuj tseem ceeb heev, uas tuaj yeem tiv thaiv kev nkag mus ntawm cov dej noo thiab impurities, txuas ntxiv lub neej kev pab cuam ntawm cov roj insulating, thiab xyuas kom ntev - lub sijhawm ua haujlwm ruaj khov ntawm lub transformer. Los ntawm kev tsim lub tank tsim nyog, tsis tsuas yog tuaj yeem txhim kho kev ua haujlwm thiab kev nyab xeeb ntawm lub tshuab hloov pauv, tab sis kuj tseem txo cov nqi tu thiab txhim kho tag nrho cov khoom siv.

bunded oil storage tanks

 

2.4 Kev sib dhos zaum kawg

oil temperature indicator

Kev sib dhos: Txuas cov tub ntxhais thiab windings, thiab nruab cov ntaub ntawv rwb thaiv tsev.

Roj Tank: Txhim kho cov roj tank thiab ntxiv cov roj insulating.

Distribution Device: Txuas cov khoom siv hluav taws xob siab thiab qis qis.

Hauv av: Txhim kho lub hauv paus system.

 

 

03 Kev Xeem

1. DC tsis kam kuaj.

2. Kev ntsuas kev tiv thaiv hluav taws xob.

3. Kev ntsuas qhov voltage piv thiab vector pawg.

4. Sib cais qhov AC tiv thaiv qhov ntsuas hluav taws xob.

5. Induced AC withstand voltage xeem.

6. Kev ntsuas Tsis muaj-load poob thiab tsis muaj qhov thauj khoom tam sim no.

7. Kev ntsuas load thiab impedance.

8. Kev ua haujlwm tsis zoo thiab kev ua haujlwm zoo.

9. Kev sim foob.

 

Measurement load and impedance
DC resistance test

 

 

04 Packing thiab Shipping

pad mounted residential transformer packing
pad mounted utility transformer shipping

 

 

05 Site thiab Summary

Hauv cov ntsiab lus, peb peb -theem ncoo-mounted transformer yog tsim los ua kom tau raws li cov kev xav tau hloov zuj zus ntawm cov hluav taws xob faib hauv ntau qhov chaw. Nws txoj kev tsim kho muaj zog, ua ke nrog cov thev naus laus zis siab, ua kom muaj kev ntseeg siab thiab ua haujlwm zoo hauv kev xa hluav taws xob. Lub tshuab hluav taws xob no tsis tsuas yog txhawb nqa siab - cov tshuab hluav taws xob ua tau zoo tab sis tseem hais txog kev nyab xeeb thiab lub luag haujlwm ntawm ib puag ncig. Los ntawm kev xaiv peb peb -theem ncoo-mounted transformer, koj tab tom ua ib qho kev nqis peev hauv kev daws teeb meem uas txhim kho kev ua haujlwm tau zoo thiab txhawb nqa kev coj ua kom ruaj khov. Koom nrog peb hauv kev ua kom lub zog muaj zog dua yav tom ntej nrog peb cov kev txiav - ntug transformer technology.

pad mounted utility transformer

 

Cim npe nrov: ncoo mounted tsev transformer, chaw tsim tshuaj paus, tsum, nqe, nqi

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