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The Importance of Proper Maintenance for Single Phase Transformers

Understanding Single Phase Transformers in the Electrical Industry

Exploring the Common Applications and Uses of Single Phase Transformers

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Single Phase transformer

Single Phase transformer & single phase isolation transformer & single phase autotransformer

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1000

Single Phase transformer & single phase isolation transformer & single phase autotransformer

1. This transformer is widely used in single-phase power supply of import and export equipment, safety isolation power supply, buck-boost power supply, rectifier equipment power supply, detection system power supply, various mechanical power supplies, etc. (The input voltage and output voltage are less than 1000V, and the wiring method can choose lead out, original copper wire out, terminal, gong wire connection)

2. The above are commonly used products, and special products can be produced according to customer requirements.

3. The above data is for reference only, if there is any change without notice, please refer to the actual product.

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Single Phase transformer

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Product description

Parameters

Single phase DG isolation transformer and single phase DOG auto transformer
Single phase DG isolation transformer and single phase DOG auto transformer,input voltage and output voltage less than 1000V,the rated power of single phase isolation transformer from 50VA to 100KVA and the single phase auto transformer from 100VA to 200KVA.The mode of connection can select lead wire,raw copper wire,terminal and brass crew.

Basic Data:
Input Voltage:440V,420V,400V,380V,220V,110V
Output Voltage:380V,220V,200V,190V,120V,110V,100V
Power: Single phase isolation transformer:50VA-100KVA
Single phase auto transformer:100VA-200KVA
Frequency:50-60Hz
Isolation Class:E
Ambient temp: -25℃ to +55℃
Efficient≥90%
Type of cooling system: natural air drying,dry type
Winding conductor material;usual use copper,can use aluminum if you have special requirements
Standard:
Power IEC60076
Isolation IEC61558

The Application:
This single phase isolation transformers and single phase auto transformers are widely applied to three phase power supply of import-export equipment, safeisolation power supply, step up-down power supply, rectifier equipment power supply, detecting system, power supply,UPS power supply,CNC machine and kinds of machinery power supply.

Feature:
1) Ventilated openings in the enclosure are coordinated with the cooling ducts in the coils to ensure proper natural circulation of air for long life and minimum losses.
2) General purpose indoor ventilated steel enclosure suitable for dry locations. After fabrication, the enclosure is finished in ASA61 grey powder paint suitable for most industrial and commercial installations.
3) Most units have lifting lugs, conduit knockouts and removable front and back covers for easy access to terminals.

Operating environment
1)Temp.:The ambient temperature can not over +40℃。
2)Altitude: Mounting location can not exceed the altitude of 2000m
3)Relative humidity: Maximum 90%
4)The site not attack by rain and snow
5)The medium which no explosion danger, no corroding metal, no electrical breakdown

Testing Items:
No-load Test(No-load Current, No-load Voltage, No-load Loss)
Load Test (Load Voltage, Temperature-rise)
Inductive Voltage Test
DC Resistance Test
Safety Test

Certificate
The certificate of our transformer has CE CQC RoHs UL

Note:
The above-mentioned single phase isolation and auto transformer are frequently-used, we can also manufacture the products by customer design. And the specification is for reference, if has the change further, please take the material object as the standard.

Model	Power (VA)	Model	Power (VA)	Out size (mm)			Install size (mm)		Install hole dia (mm)	weight
Model	Power (VA)	Model	Power (VA)	A	B	C	D	E	F	KG
DG-0.05	50	DOG-0.1	100	77	65	72	63.5	51	4	1.45
DG-0.06	60	DOG-0.12	120	77	70	72	63.5	56	4	1.65
DG-0.08	80	DOG-15	150	77	77	72	63.5	63	4	1.9
DG-0.1	100	DOG-0.2	200	87	81	79	72	64	4.9	2.4
DG-0.12	120	DOG-0.25	250	87	86	79	72	69	4.9	2.6
DG-0.15	150	DOG-0.3	300	97	90	85	80	71	4.9	3
DG-0.2	200	DOG-0.4	400	97	95	85	80	76	4.9	3.4
DG-0.25	250	DOG-0.5	500	107	105	96	87.5	84	4.9	4.4
DG-0.3	300	DOG-0.6	600	115	108	102	95	82	4.9	5
DG-0.4	400	DOG-0.8	800	115	118	102	95	91	4.9	6
DG-0.5	500	DOG-1	1KVA	135	121	117	111	88	5.8	7.4
DG-0.6	600	DOG-1.2	1.2KVA	135	126	117	111	93	5.8	8.6
DG-0.8	800	DOG-1.5	1.5KVA	135	136	117	111	103	5.8	9.8
DG-1	1KVA	DOG-2	2KVA	154	164	138	127	129	5.9	12
DG-1.2	1.2KVA	DOG-2.5	2.5KVA	154	184	138	127	149	5.9	18.5
DG-1.5	1.5KVA	DOG-3	3KVA	195	160	170	160	130	8.1	20
DG-2	2KVA	DOG-4	4KVA	195	170	170	160	140	8.1	22
DG-2.5	2.5KVA	DOG-5	5KVA	195	180	170	160	150	8.1	25
DG-3	3KVA	DOG-6	6KVA	232	185	210	190	138	8.1	30
DG-4	4KVA	DOG-8	8KVA	232	200	210	190	153	8.1	37
DG-5	5KVA	DOG-10	10KVA	232	215	210	190	168	8.1	41
DG-6	6KVA	DOG-12	12KVA	232	225	210	190	178	8.1	46