ETW,Combination Transformer Substation,China Combination Transformer Substation Manufacture

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Combination Transformer Substation

Combination Transformer Substation

CombinationTransformer Substation

Tomeetrequirementofurbannetworkconstruction,we have designed ZBW seriescombination substation which is characterized by compact structure, reliableand safe performance, convenient maintenance, aesthetical appearance, etc.
This combination transformer substation isapplicablefortheoutdooradministrationofpowersupply, and can be used in areas likehighbuilding,residentialarea,stations,wharfs,ports,factoryandpark.

Feature
1.Theframeofthe transformer substationismadeofsteelandangleirongalvanizedtoensureenoughmechanicalstrength.
2.Cold-rolledsteelsheet,stainlesssteel,aluminumalloysheetorcompoundcolorfulsheetisusedfortheenclosure.
3.Eachcubicleisseparatedbysteelsheettocreate different shapesinside.
4.Illuminating devices are installedinside the low voltage and high voltage cubicles and transformer cubicle, whichmakes supervision and maintenance easy.
5.This combination transformer substation is designed with double-layercover which functions to prevent equipment overheat caused by increasingambient temperature.
6.Naturalventilationistakenfortransformer.Whenthetemperatureinsidethetransformercubicleishigherthanthesettemperature, thefaninstalledonthetopwillstarttoworkandcontrolthetemperature.
7.Sealingdevicesareputontheturningpartstoensuremoisture-proof.
8.Perfectprotectionandconvenientoperation;particularlyfive-prooffunctionsonH.V.sideensuresthesecurityofmaintenance.
9.Theproductisgood-lookingandnaturalincertainenvironment

OperationCondition
Altitude:1000m
Ambienttemperature:-25-+40
Windspeed:30m/s
Relativehumidity:90

Specifications

No	Item	Unit	High voltage apparatus	Transformer	Low voltage apparatus
1	Rated voltage Ue	kV	7.2, 12	6/0.4, 10/0.4	0.4
2	Rated capacity Se	kvA		200~1250

3	Rated current Le	kvA	200~630		100~3000
4	Rated drop out current	A	switch disconnector 400~630A		15~63
		kA	subject to fuse if the combined appliance is adopted
5	Rated short time withstand current	kA	20(2S)	200~400kvA	15(1S)
			12.5(4S)	400kvA	30(1S)
6	Rated crest withstand current	kA	31.5, 50	200~400kvA	30
				400kvA	63
7	Rated making current	kV	31.5, 50
8	1 min power frequency withstand voltage	kV	phase to earth phase to phase 42, 30	Oil-immersed transformer: 35/5 min	300V when 2kV
			across isolating distance 48, 34	dry type: 28/5 min	300, 660v when 2.5kV
9	Lightning impulse withstand voltage	kV	phase to earth phase to phase 85, 75	75
			phase to earth phase to phase 85, 75
10	Noise	dB		Oil-immersed transformer: 55
				dry type: 65
11	Protection class		IP33	IP23	IP33
12	Outline dimension	Choose different dimension according to the capacity and type of power transformer

Founded in 1996,People Group is a professional manufacturer and supplier of power transformer,based in China.Our products mainly include PC plug socket coupling, power supply, AC contactorand metering instrument. In order to ensure our customers find the product theyrequire, we also offer instrument transformer, dropout fuse and surge arrestor,and more. Meanwhile, our location offers us easytransportation by water, land and air, which reduces both our and our clientstransportation cost and also makes it easy for customers to visit us.

If you have anyquestions, please contact us.

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