110kv/66kv Series Three Phase Power Transformer

• Customization: Available
• Application: Power, Rectifier
• Phase: Three
• Model NO.: S(F)9, S(F)10, S(F)11
• Core: Core-type Transformer
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Two-winding Transformer
• Certification: ISO9001-2000, ISO9001, CCC
• Usage: Rectifier Transformer, Power Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: Ring
• Brand: Rockwell
• Type: on Load Tap Changer Transformer
• Material: Copper, Mineral Oil
• Frequency: 50Hz
• Transport Package: Wooden Packing
• Trademark: Rockwell
• Origin: China
• HS Code: 8504231100
• Production Capacity: 200

Product Description

110KV/66kV series power transformer

Product description

66kV oil immersed on-load voltage regulation power transformer has a series of big changes in material, technical and construction with the characters of small size, light weight, high efficiency with low loss and low noise, stable operable operation which cutting down large number of loss from energy GRID and minimizing operation charge, improving the industrial economic benefit. It is used in power plant, transformer substation, big-sized and chemistry factory and etc. the product is according to national and IEC standards.

Main technical data for 66kV level S(F)9,S(F)10,S(F)11
3-phase transformer with no-load tap changer

Rated power (kVA)	High voltage (kV)	H.V.Tap(kV)	Low voltage (kV)	Vector group	Short- circuit impedance (%)	No-load Loss (W)			On-load  Loss (W)			No-load current (%)
						9 The 9 type of loss	10 The 10 type of loss	11 The 11 type of loss	9 The 9 type of loss	10 The 10 type of loss	11 The 11 type of loss
6300	63 66 69	±2×2.5%	6.3 6.6 10.5 11	YNd11	9	9.5	8.5	7.5	36	34	34	0.63
8000						11.4	10.2	9	42.8	40.4	40.4	0.63
10000						13.5	12.1	12.1	50.4	47.6	47.6	0.75
12500						15.9	14.2	12.6	59.9	56.5	56.5	0.53
16000						19.1	17.1	15.1	73.53	69.5	69.5	0.49
20000						22.6	20.3	17.9	89.1	84.2	84.2	0.49
25000						26.7	23.9	21.1	105.3	99.5	99.5	0.42
31500						31.8	28.4	25.1	126.9	120	120	0.42
40000						38	34	30	148.5	140.3	140.3	0.39
50000						44.9	40.1	35.4	184.5	174.3	174.3	0.39
63000						53.3	47.7	42.1	222.3	210	210	0.39

Main technical data for 66kV level S(F)Z9,S(F)Z10,S(F)Z11
Series three-phase transformer with on-load tap changer

Rated power (kVA)	High voltage (kV)	H.V.Tap(kV)	Low voltage (kV)	Vector group	Short- circuit impedance (%)	No-load Loss (W)			On-load  Loss (W)			No-load current (%)
						9 The 9 type of loss	10 The 10 type of loss	11 The 11 type of loss	9 The 9 type of loss	10 The 10 type of loss	11 The 11 type of loss
6300	63 66 69	±8×1.25%	6.3 6.6 10.5 11	YNd11	9	10.5	9.4	8.25	36	34	34	0.63
8000						12.5	11.2	9.83	42.8	40.4	40.4	0.63
10000						14.7	13.1	11.6	50.4	47.6	47.6	0.75
12500						17.2	15.4	13.6	59.9	56.5	56.5	0.53
16000						20.6	18.5	16.3	73.53	69.5	69.5	0.49
20000						24.3	21.8	19.2	89.1	84.2	84.2	0.49
25000						28.6	25.6	22.6	105.3	99.5	99.5	0.42
31500						33.9	30.4	26.8	126.9	120	120	0.42
40000						40.4	36.2	31.9	148.5	140.3	140.3	0.39
50000						47.8	42.6	38.6	184.5	174.3	174.3	0.39
63000						56.3	50.4	44.4	222.3	210	210	0.39