25 KVA Isolation Transformer, 3 Phase, 380 Volt To 220 Volt

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$4,439.68

Ex Tax: $4,439.68

Stock: In Stock
Model: RDDLZ-T-SG25KVA
Weight: 1.00
SKU: RDDLZ-T-SG25KVA

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Low price 25 kVA isolation transformer is designed to step down 3 phase voltage 380 volt to 3 phase 220 volt, also step up 220 volt to 380 volt vertion for selection, suitable for indoor applications.

25 kVA Isolation Transformer Specifications

Basics	Model	RDDLZ-SG25KVA
	Phase	3 phase
	Capacity	25 kVA
	Weight of Aluminium Wire Transformer	Open type: 140kg Protected type: 165kg
	Weight of Copper Wire Transformer	Open type: 142kg Protected type: 168kg
Technical Parameters	Primary Voltage	380V (Optional: 120V/ 190V/ 208V/ 220V/ 230V/ 240V/ 380V/ 400V/ 415V/ 480V)
	Secondary Voltage	220V (Optional: 120V/ 190V/ 208V/ 220V/ 230V/ 240V/ 380V/ 400V/ 415V/ 480V)
	Voltage Convert	Three phase to three phase
	Frequency	50Hz / 60 Hz
	Winding Material	Aluminium/Copper wire (Optional)
	Work Efficiency	≥95%
	Insulation Resistance	≥50 MΩ
	Electrical Strength	3000V AC/1 min
	Noise	<35-65dB (1 meter)
	Insulation Grade	H level
	Wiring Mode	Dyn11
	Cooling Mode	Dry type air cooling
	Overload Capacity	Allow more than 1.2 times rated load to work for up to 4 hours
	Enclosure Protection Grade	IP 24
	Certificate	CE, ISO
	Warranty	12 months
Working Environment	Temperature	-15℃~+40℃
	Humidity	≤90%RH, without condensation
	Altitude	<1000m, non corrosive gas and conductive dust

Note:
Transformer can only convert voltage and CANNOT convert frequency.
Transformer CANNOT convert single phase voltage to 3 phase voltage.
Input/output voltage, power rating and whether with shell of all transformers, can be customized according to clients' requirements.

3 Phase Isolation Transformer Schematic Diagram

3 Phase Isolation Transformer Details

25 kVA Isolation Transformer Installation Dimension

Aluminium Wire Transformer Size				Copper Wire Transformer Size
Open type: abc=440330430mm				Open type: abc=440330420mm
Mouting size: de=300185mm				Mouting size: de=300185mm
Protected type: ABC=420610610mm				Protected type: ABC=420610610mm

Tips: How to select a 3 phase step up & step down isolation transformer?

Confirm the power supply voltage (V) provided by the grid and the required input rated voltage of the electric equipment to determine the voltage (V) ratio of the transformer.
Confirm the phase number of the input power supply required by electrical equipment to determine whether to make three-phase or single-phase system transformer.
Confirm the required input rated current (A) of the electrical equipment to determine the transformer capacity (KVA).
Insulation class requirements: A class 105 ℃, B class 130 ℃, F class 155 ℃, H class 180 ℃.
Autotransformer or isolated transformer.

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Aluminium Wire Transformer Size				Copper Wire Transformer Size
Open type: abc=440330430mm				Open type: abc=440330420mm
Mouting size: de=300185mm				Mouting size: de=300185mm
Protected type: ABC=420610610mm				Protected type: ABC=420610610mm

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