35kv Level Three-Phase on-Load Tap-Changing Electric Power Transformer

• Application: Power
• Phase: Three
• Core: Core-type Transformer
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001
• Usage: Power Transformer, Distribution Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: -
• Brand: Talent
• Transport Package: Plywood Box
• Trademark: Talent
• Origin: China
• HS Code: 854710000
• Production Capacity: 2000 Pieces/Year

Product Description

35KV Level Three-phase On-load Tap-changing Electric Power Transformer
Usage enviroment conditon 
1. Divice type: outdoor
2. Enviroment temperature: -30ºC ~ +40ºC
3. Altitude: ≤1000m (> 1000 m, need to modify temperature rise)
4. Relative temperature: ≤ 90% (20ºC)
5. Installation area: Area with no corrosive gas and abvious fouling etc.
TECHNICAL DATA
630KVA ~ 31500KVA three-phase two windings NLTC Power Transformer

Rated capacity (KVA)	Voltage combination and rang fo tapping			Vector group	No-load loss KW(9)	Load loss KW(9)	No-load current	Short circuit impedance
	High viltage	Rang of tapping	Low voltage
630	35	±2×2.5%±5	3.15 6.3 10.5	Yd11	0.830	7.86	0.65	6.5
800					0.980	9.40	0.65
1000					1.15	11.5	0.65
1250					1.40	13.9	0.55
1600					1.69	16.6	0.45
2000					2.17	18.3	0.45
2500					2.56	19.6	0.45
3150	35-38.5	±2×2.5%±5	3.15 6.3 10.5		3.04	23.0	0.45	7.0
4000					3.61	27.3	0.45
5000					4.32	31.3	0.45
6300					5.24	35.0	0.45	8.0
8000	35-38.5	±2×2.5%	3.15 3.3 6.3 6.6 10.5	YNd11	7.20	38.4	0.35
10000					8.70	45.3	0.35
12500					10.0	53.8	0.30
16000					12.1	65.8	0.30
20000					14.4	75.9	0.30
25000					17.0	94.0	0.25	10.0
31500					20.2	112	0.25

2000KVA ~ 31500KVA three-phase two windings OLTC Power Transformer

Rated capacity (KVA)	Voltage combination and rang fo tapping			Vector group	No-load loss KW(9)	Load loss KW(9)	No-load current	Short circuit impedance
	High viltage	Rang of tapping	Low voltage
2000	35	±3×2.5%	6.3 10.5	Yd11	2.30	19.2	0.50	6.5
2500					2.72	20.6	0.50	6.5
3150	35-38.5				3.23	24.7	0.50	7.0
4000					3.87	29.1	0.50	7.0
5000					4.64	34.2	0.50	7.0
6300					5.63	36.7	0.50	7.0
8000	35-38.5		6.3 6.6 10.5	YNd11	7.87	40.6	0.40	8.0
10000					9.28	48.0	0.40	8.0
12500					10.9	56.8	0.35	8.0
16000					13.1	70.3	0.35	8.0
20000					15.5	82.7	0.30	8.0
25000					18.3	97.8	0.30	10.0
31500					21.8	116	0.30	10.0

Note: We can manufacture the product out of the volume mentioned in the table per consumer's requiremnt and its performance parameters are settled referred to requirement.