DG single-phase dry-type isolation transformerDetailed product description：

DG single-phase dry-type isolation transformer is produced by our company using high-quality materials and advanced process technology for many years. It has the advantages of moisture-proof and easy maintenance, and can penetrate deep into load centers. It can be used in transmission and distribution power plants such as subways, high-rise buildings, airports, stations, docks, enterprises, and tunnels.
DG single-phase dry-type isolation transformer is mainly used in various power supply places with AC 50-60Hz and voltage not exceeding 500V. The allocation of various input and output voltages, connection groups, and tap line group capacities of the product can be carefully designed and manufactured according to user requirements.

Usage conditions (DG single-phase dry-type isolation transformer)

1. Environmental temperature: -15 ℃ -+40 ℃
2. Altitude:<1000m
3. Relative humidity:<90%
4. The installation site is free of gas vapor, chemical deposits, dust, dirt, and other explosive and corrosive media that seriously affect the insulation of the transformer.
5. Any special usage conditions that do not comply with the above regulations should be determined through consultation between the user unit and our factory.

Main technical features of DG single-phase dry-type isolation transformer (DG single-phase dry-type isolation transformer)
1. Input voltage: rated voltage ± 10%
2. Output voltage: rated voltage+5% (capacity)
3. Efficiency: ≥ 95%
4. Waveform distortion: No additional waveform distortion
5. Function: It has indications for input voltage, output voltage, current, etc
6. Protection: Equipped with overcurrent protection
7. Can work continuously without human supervision for a long time
8. Insulation resistance: ≥ 50M Ω OP [], 9. Electrical strength: no breakdown or flashover phenomenon after one minute of power frequency sine voltage 2000V
10. Overload capacity: twice the rated current, maintained for one minute.

Installation size (DG single-phase isolation transformer)

Model	Rated capacity （KVA）	input voltage （V）	output voltage （V）	connection method	frequency (He)
DG-10/0.5	ten	380/220	According to user requirements	1/1-12	50/60
DG-20/0.5	twenty	380/220	According to user requirements	1/1-12	50/60
DG-30/0.5	thirty	380/220	According to user requirements	1/1-12	50/60
DG-40/0.5	forty	380/220	According to user requirements	1/1-12	50/60
DG-50/0.5	fifty	380/220	According to user requirements	1/1-12	50/60
DG-63/0.5	sixty-three	380/220	According to user requirements	1/1-12	50/60
DG-80/0.5	eighty	380/220	According to user requirements	1/1-12	50/60
DG-100/0.5	one hundred	380/220	According to user requirements	1/1-12	50/60
DG-125/0.5	one hundred and twenty-five	380/220	According to user requirements	1/1-12	50/60
DG-160/0.5	one hundred and sixty	380/220	According to user requirements	1/1-12	50/60
DG-200/0.5	two hundred	380/220	According to user requirements	1/1-12	50/60
DG-250/0.5	two hundred and fifty	380/220	According to user requirements	1/1-12	50/60
DG-315/0.5	three hundred and fifteen	380/220	According to user requirements	1/1-12	50/60
DG-400/0.5	four hundred	380/220	According to user requirements	1/1-12	50/60
DG-500/0.5	five hundred	380/220	According to user requirements	1/1-12	50/60

model	Overall dimensions			mounting hole spacing		mounting hole K × J
	Bmax	Dmax	Emax	A	C
DG-200	one hundred and five	one hundred and nine	one hundred and ten	86±0.4	71±0.4	6 × 12
DG-300	one hundred and fifteen	one hundred and twenty-one	one hundred and thirty-six	94±0.4	93±2.5	6 × 12
DG-500	one hundred and thirty-five	one hundred and forty	one hundred and fifty-one	123±0.4	90±2.5	6 × 12
DG-1000	one hundred and fifty-six	one hundred and fifty	one hundred and seventy-seven	123±0.4	11±3	9 × 11.5
DG-2000	one hundred and eighty	two hundred and twenty	one hundred and ninety	145±0.4	155±3	9 × 11.5
DG-3000	two hundred	two hundred and twenty-five	two hundred and thirty	165±0.4	160±3	9 × 11.5
DG-4000	two hundred	two hundred and thirty	two hundred and sixty	180±0.4	185±3	10× 12.5
DG-5000	two hundred and thirty	two hundred and forty	two hundred and sixty	180±0.4	185±3	10× 12.5
DG-10KVA	three hundred and ten	two hundred and thirty	three hundred and thirty	280±0.4	175±3.5	11× 13.5
DG-20KVA	three hundred and eighty-five	two hundred and fifty	three hundred and twenty-eight	320±0.4	280±3.5	12× 15.5
DG-30KVA	three hundred and eighty-five	two hundred and ninety	three hundred and twenty-eight	320±0.4	280±3.5	12× 15.5

Product specifications and installation dimensions (outer dimensions of DG single-phase isolation transformer with iron shell)

Specification (VA)	Rated input Voltage (V)	rated output Voltage (V)	Overall dimensions
two hundred	220 V  380V  690V	220V 36V 12V	160×170×135
three hundred	220 V  380V  690V	220V 36V 12V	130×210×155
five hundred	220 V  380V  690V	220V 36V 12V	210×230×175
one thousand	220 V  380V  690V	220V 36V 12V	218×290×185
two thousand	220 V  380V  690V	220V 36V 12V	260×330×235
three thousand	220 V  380V  690V	220V 36V 12V	260×330×235
five thousand	220 V  380V  690V	220V 36V 12V	260×355×280
10KVA	220 V  380V  690V	220V 36V 12V	410×400×350
20KVA	220 V  380V  690V	220V 36V 12V	520×470×420