Pad-Mounted Transformers:

Pad-mounted transformers are widely used in construction sites, residential communities, streets, commercial districts, industrial facilities, airports, and ports for receiving electrical energy, stepping voltage up or down, and providing reliable power and lighting distribution. Suitable for both outdoor pad installation and designated indoor utility areas, these transformers feature a compact structure, secure enclosure, and low-maintenance operation for modern underground distribution systems. Wuxi Power Transformer offers a broad range of ratings and can manufacture pad-mounted transformers up to 5000 kVA, meeting the demands of commercial, industrial, and renewable energy applications.

Product description:

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No.	Item		Unit	Data
1	Rated voltage	Primary side	kV	10
		Secondary side	kV	0.4
2	Rated capacity		kVA	100～800
3	No-load voltage regulation			±2×2.5%
4	Vector group			D.yn11
5	Rated insulation level	High voltage side lightning impulse withstand voltage	kV	75
		High-voltage side power frequency withstand voltage 1min	kV	35
		Low-voltage side power frequency withstand voltage 1min	kV	2.5
		Control and metering loop 1min	kV	2
6	Noise level			≤45
7	Protection level			IP34
8	Cooling method			Oil-immersed self-cooling
9	Phase			Single/Three

Technical Data for Pad-Mounted Transformers

Rated Power (kVA)	High Voltage (kV)	Low Voltage (kV)	Loss (W)			Dimensions (mm)		Weight (kg)
			No-load Loss	On-load Loss	Width (W)	Depth (D)	Height (H)		Oil Weight	Total Weight
75	69 / 138 / or other	34.5	180	1250	1390	910	1430		120	645
112.5			200	1500	1420	920	1430		138	729
150			280	2200	1510	980	1530		201	989
225			400	3050	1600	1000	1660		230	1195
300			480	3650	1660	1080	1680		260	1415
500			680	5100	1810	1160	1790		325	1905
750			980	7500	2030	1300	2030		535	2755
1000			1150	10300	1651	1549	1854		650	3235
1500			1640	14500	2210	1470	2150		748	5835
2000			2160	20645	2380	1600	2220		950	6430
2500			2680	27786	3070	1650	2330		1020	8865