Pad Mounted Transformer

Pad Mounted Transformer

This range of oil-immersed power transformers is engineered by a leading Korean manufacturer to meet stringent industry standards for performance and durability. They are suitable for a wide array of applications, including substations, industrial facilities, and commercial power distribution networks. The transformers utilize oil for insulation and cooling, ensuring efficient operation and longevity. Available in both single-phase and three-phase models, these transformers offer flexibility to meet diverse project requirements. Key features include a robust construction, high efficiency ratings, and a wide range of primary and secondary voltage options, along with adjustable tap settings for precise voltage control. The product line supports various frequency standards, making it adaptable to different electrical grids.

General Specifications

Oil Type Transformer

This section details the specifications for Oil Type Transformers, including Pad Mounted Transformers and various three-phase configurations.

Pad Mounted Transformer

Single-phase pad-mounted transformers designed for distribution networks.

Ratings	Phase	Frequency	Primary voltage	Secondary voltage	TAP Voltage
1P	1φ	60㎐, 50㎐	22.9(Y) / 12.6㎸	210/105, 220/110, 230/115, 460/230㎸	13.8 - 13.2 - R12.6 - 12.0 - 11.4㎸
CAPACITY (kVA)	Exciting Current Io(%)	Voltage Req. ε (%)	Eff n(%)	Dimension(mm)	Oil (ℓ)	Total Weight (㎏)
				W	D	H
75	4.0	1.9	97.6	1500	1000	1400	440	1300
100	4.0	1.9	97.6	1500	1000	1400	450	1400
150	4.0	1.8	97.7	1500	1000	1400	450	1550
200	3.5	1.7	97.8	1500	1100	1400	530	1750
300	3.0	1.6	98.0	1500	1250	1400	550	2100
500	2.5	1.6	98.3	1500	1500	1400	600	2500

3P 22.9kV (Low Voltage Options)

Three-phase transformers with 22.9kV primary voltage and various low voltage secondary options.

Ratings	Phase	Frequency	Primary voltage	Secondary voltage	TAP Voltage	Vector
3P	3φ	60㎐, 50㎐	22.9㎸	208y/120, 380y/220, 400y/230, 460/230	23.9 - R22.9 - 21.9 - 20.9 - 19.9KV	Yyno, etc.
CAPACITY (kVA)	Exciting Current Io(%)	Voltage Req. ε (%)	Efficiency(%)	Dimension(mm)	Oil (ℓ)	Total Weight (㎏)
			100%	50%	W	D	H
100	5.5	2.0	97.80	98.50	1110	750	1340
200	5.5	2.0	97.90	98.60	1160	900	1290
300	5.0	1.9	98.10	98.70	1310	1100	1340
400	4.5	1.9	98.30	98.70	1430	1120	1410
500	4.0	1.8	98.30	98.80	1480	1250	1460
600	4.0	1.8	98.50	98.80	1700	1450	1445
750	4.0	1.7	98.50	98.90	1710	1450	1505
1000	4.0	1.7	98.50	99.00	1820	1450	1550
1250	3.5	1.5	98.60	99.00	1790	1450	1830
1500	3.5	1.5	98.60	99.00	1900	1450	1850
2000	3.5	1.4	98.70	99.10	2030	1500	1930
2500	2.5	1.4	98.70	99.20	2100	2100	2085
3000	2.5	1.4	98.80	99.20	2200	2400	2200

3P 6.6/3.3kV (Low Voltage Options)

Three-phase transformers with 6.6/3.3kV primary voltage and various low voltage secondary options.

Ratings	Phase	Frequency	Primary voltage	Secondary voltage	TAP Voltage	Vector
3p	3φ	60㎐, 50㎐	6.6/3.3㎸	220, 380, 440, 208y/120, 220y/127, 380y/220, 400y/230, 440y/254V	6.9 - R6.6 - 6.3 - 6.0 - 5.7kV / 3.45 - R3.3 - 3.15 - 3.0 - 2.85kV	Dd0, Dyn11.etc.
CAPACITY (kVA)	Exciting Current Io(%)	Voltage Req. ε (%)	Efficiency(%)	Dimension(mm)	Oil (ℓ)	Total Weight (㎏)
			100%	50%	W	D	H
100	5.5	2.0	97.70	98.50	990	630	1125
200	5.5	2.0	97.70	98.60	1080	840	1180
300	5.0	1.9	97.80	98.70	1260	1000	1260
400	4.5	1.8	98.10	98.80	1360	1100	1290
500	4.0	1.8	98.10	98.80	1500	1230	1380
600	4.0	1.8	98.10	98.80	1540	1270	1380
750	4.0	1.7	98.20	98.90	1700	1370	1480
1000	4.0	1.7	98.20	99.00	1700	1370	1580
1250	3.5	1.5	98.40	99.10	1760	1380	1680
1500	3.5	1.5	98.40	99.10	1880	1450	1680
2000	3.5	1.4	98.40	99.10	1920	1500	1850
2500	2.5	1.4	98.40	99.20	2050	2440	2160
3000	2.5	1.4	98.50	99.20	2100	2500	2250

3P 22.9kV - 6.6/3.3kV

Three-phase transformers with 22.9kV primary and 6.6/3.3kV secondary voltages.

Ratings	Phase	Frequency	Primary voltage	Secondary voltage	TAP Voltage	Vector
3P	3φ	60㎐, 50㎐	22.9㎸	6.6/3.3kV	23.9 - R22.9 - 21.9 - 20.9 - 19.9kV	Dd0
CAPACITY (kVA)	Exciting Current Io(%)	Voltage Req. ε (%)	Efficiency(%)	Dimension(mm)	Oil (ℓ)	Total Weight (㎏)
			100%	50%	W	D	H
100	5.5	1.8	97.90	98.50	1180	700	1350
200	5.5	1.8	97.70	98.60	1230	800	1350
300	5.0	1.8	97.90	98.70	1320	1000	1410
400	4.5	1.7	98.00	98.80	1400	1020	1460
500	4.5	1.7	98.10	98.90	1430	1020	1550
600	4.0	1.7	98.10	98.90	1620	1220	1600
750	4.0	1.7	98.20	98.90	1700	1300	1600
1000	4.0	1.6	98.20	99.00	1720	1300	1750
1250	3.5	1.5	98.30	99.10	1750	1300	1880
1500	3.5	1.5	98.40	99.10	1960	1450	1880
2000	3.5	1.3	98.60	99.20	2000	1480	1970
2500	3.5	1.3	98.60	99.20	2120	2100	1970
3000	3.0	1.3	98.70	99.30	2200	2200	2100

3P 22.9kV-L.V (Low Voltage Options)

Three-phase transformers with 22.9kV primary voltage and various low voltage secondary options.

Ratings	Phase	Frequency	Primary voltage	Secondary voltage	TAP Voltage	Vector
3P	3φ	60㎐, 50㎐	22.9kV	220, 380, 440, 208y/120, 220y/127, 380y/220, 400y/230, 440y/254V	23.9 - R22.9 - 21.9 - 20.9 - 19.9kV	Dd0, Dyn11.etc.
CAPACITY (kVA)	Exciting Current Io(%)	Voltage Req. ε (%)	Efficiency(%)	Dimension(mm)	Oil (ℓ)	Total Weight (㎏)
			100%	50%	W	D	H
100	2.0	1.5	98.80	99.00	1210	750	1480
200	2.0	1.5	98.80	99.10	1270	820	1390
300	2.0	1.5	98.90	99.20	1320	870	1500
400	1.8	1.4	98.90	99.25	1390	920	1450
500	1.8	1.4	98.90	99.25	1370	950	1500
600	1.8	1.4	99.00	99.30	1410	1000	1530
750	1.7	1.3	99.05	99.30	1420	1120	1550
1000	1.7	1.3	99.10	99.35	1570	1150	1730
1250	1.6	1.2	99.15	99.40	1760	1330	1840

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