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66kV Oil-immersed Power Transformers
1. Productintroduction
Oil immersedpower transformers designed and manufactured by us is based on advanced technologiesand rich experiences. The products have been improved in the design, structureand processes, with good resistance to short circuit capacity, good mechanicalproperties, lower partial discharge, low noise, no leakage, beautifulappearance, easy maintenance etc.
2. Workingcondition
Altitude: <1000M ( can be adjusted according to customer requirements)
Maximum environmental temperature: +40 ℃, Minimum environmental temperature: -40 ℃ (can be adjusted upon customer’s request)
Maximum wind speed: 36.2m / s
Relative humidity: 90%
Earthquake intensity: seismic acceleration (horizontal and vertical component take effectsame time) transformer can withstand seismic forces of 8 Richter scale earthquake.
Contaminationlevel: 3
3. Standards
GB1094.1Power Transformer General Regulation
GB1094.2Power Transformer Temperature rise
GB1094.3Power Transformer Insulation Levels andInsulation Tests
GB1094.5Power Transformers Short-circuit Capacity
GB6451 Oil-immersed power transformerstechnical parameters and requirements
4. Model Description
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5. Technical parameter for 66kV Three-phase power transformers
S9 type 630kVA-63000kVA no excitation Voltage-regulationthree-phase double-winding power transformer
Code | Rate capacity kVA | Voltage combination and Sub-connection range | Connection Type Symbol | No Load Loss kW | Load Loss kW | No Load Current % | Short Circuit impedance % | Weight kg | Dimension mm | ||||||
HV kV | HV sub- connection range% | LV kV | Body | Oil | Total | L | W | H | |||||||
S9-630/66 | 630 | 63 66 69 | ±5 | 6.3 6.6 10.5 11 | Yd11 | 1.6 | 7.5 | 1.40 | 8 | 1660 | 1600 | 4650 | 2100 | 1800 | 3010 |
S9-800/66 | 800 | 1.9 | 9.0 | 1.35 | 1950 | 1660 | 4700 | 2150 | 1830 | 3030 | |||||
S9-1000/66 | 1000 | 2.2 | 10.4 | 1.30 | 2180 | 2000 | 5800 | 2340 | 1850 | 3150 | |||||
S9-1250/66 | 1250 | 2.6 | 12.6 | 1.30 | 2500 | 2100 | 5900 | 2350 | 1880 | 3200 | |||||
S9-1600/66 | 1600 | 3.1 | 14.8 | 1.25 | 2740 | 2600 | 7200 | 2500 | 1900 | 3400 | |||||
S9-2000/66 | 2000 | 3.6 | 17.5 | 1.20 | 3130 | 2730 | 7680 | 2530 | 1950 | 3450 | |||||
S9-2500/66 | 2500 | 4.3 | 20.7 | 1.10 | 3570 | 2880 | 7800 | 2550 | 2280 | 3550 | |||||
S9-3150/66 | 3150 | YNd11 | 5.1 | 24.3 | 1.05 | 4210 | 3050 | 7950 | 2620 | 2330 | 3650 | ||||
S9-4000/66 | 4000 | 6.0 | 28.8 | 1.00 | 4750 | 3200 | 10750 | 2650 | 2630 | 3890 | |||||
S9-5000/66 | 5000 | 7.2 | 32.4 | 0.85 | 5290 | 3630 | 12000 | 2900 | 3000 | 3900 | |||||
S9-6300/66 | 6300 | 63 66 69 | ±2x2.5 | 6.3 6.6 10.5 11 | 9.2 | 36.0 | 0.75 | 9 | 7540 | 4200 | 15200 | 3200 | 3050 | 4000 | |
S9-8000/66 | 8000 | 11.2 | 42.7 | 0.75 | 9940 | 5750 | 21100 | 4550 | 3500 | 4350 | |||||
S9-10000/66 | 10000 | 13.2 | 50.4 | 0.70 | 11760 | 7450 | 24500 | 4600 | 3650 | 4400 | |||||
S9-12500/66 | 12500 | 15.6 | 59.8 | 0.70 | 14700 | 9800 | 26400 | 4800 | 3800 | 4500 | |||||
S9-16000/66 | 16000 | 18.8 | 73.5 | 0.65 | 17830 | 9860 | 33800 | 5500 | 3900 | 4580 | |||||
S9-20000/66 | 20000 | 22.0 | 89.1 | 0.65 | 21510 | 6650 | 39200 | 5600 | 3950 | 4880 | |||||
S9-25000/66 | 25000 | 26.0 | 105.3 | 0.60 | 24500 | 11230 | 44100 | 5750 | 4200 | 4950 | |||||
S9-31500/66 | 31500 | 30.8 | 126.9 | 0.55 | 27440 | 12550 | 49000 | 6300 | 4650 | 5000 | |||||
S9-40000/66 | 40000 | 36.8 | 148.9 | 0.55 | 29400 | 14500 | 53900 | 6530 | 4700 | 5100 | |||||
S9-50000/66 | 50000 | 44.0 | 184.5 | 0.50 | 32530 | 16800 | 58800 | 6800 | 4750 | 5200 | |||||
S9-63000/66 | 63000 | 52.0 | 222.3 | 0.45 | 38000 | 17000 | 63800 | 7300 | 4850 | 5250 | |||||
Note:
1. Weightand dimensions are for reference only, may vary depending on user needs.
2. Providetype 10 or type 11 loss products as customer’s demand.
3. Provideself-cooling or air-cooling as customer’s demand.
SZ9 type 6300kVA-63000kVA OLTCthree-phase double-winding power transformer
Code | Rate capacity kVA | Voltage combination and Sub-connection range | Connection Type Symbol | No Load Loss kW | Load Loss kW | No Load Current % | Short Circuit impedance % | Weight kg | Dimension mm | ||||||
HV kV | HV sub- connection range% | LV kV | Body | Oil | Total | L | W | H | |||||||
SZ9-6300 | 6300 | 63 66 69 | ±8x1.25 | 6.3 6.6 10.5 11 | Ynd11 | 10.0 | 36.0 | 0.75 | 9 | 7550 | 4180 | 15200 | 3200 | 3050 | 4000 |
SZ9-8000 | 8000 | 12.0 | 42.7 | 0.75 | 10020 | 5750 | 21100 | 4550 | 3830 | 4350 | |||||
SZ9-10000 | 10000 | 14.2 | 50.4 | 0.70 | 11700 | 7450 | 24500 | 4600 | 3650 | 4150 | |||||
SZ9-12500 | 12500 | 16.8 | 59.8 | 0.70 | 14650 | 9800 | 26500 | 4200 | 3800 | 4850 | |||||
SZ9-16000 | 16000 | 20.2 | 73.5 | 0.65 | 17850 | 9750 | 33500 | 5500 | 4000 | 4450 | |||||
SZ9-20000 | 20000 | 24.0 | 89.1 | 0.65 | 21540 | 9980 | 39200 | 5600 | 4000 | 5100 | |||||
SZ9-25000 | 25000 | 28.4 | 105.3 | 0.60 | 24500 | 11230 | 44100 | 5750 | 4300 | 4750 | |||||
SZ9-31500 | 31500 | 33.7 | 126.9 | 0.55 | 27450 | 12560 | 49000 | 6300 | 4650 | 4850 | |||||
SZ9-40000 | 40000 | 40.3 | 148.9 | 0.55 | 29400 | 14400 | 53800 | 6500 | 4700 | 5100 | |||||
SZ9-50000 | 50000 | 47.6 | 184.5 | 0.50 | 32530 | 16700 | 58800 | 6800 | 4700 | 5200 | |||||
SZ9-63000 | 63000 | 56.2 | 222.3 | 0.45 | 38000 | 17150 | 64500 | 7300 | 4850 | 5250 | |||||
Note
1. Weightand dimensions are for reference only, may vary depending on user needs.
2. Providetype 10 or type 11 loss products as customer’s demand.
3. Provideself-cooling or air-cooling as customer’s demand.
S11 type 630kVA-63000kVA no excitationVoltage-regulation three-phase double-winding power transformer
Code | Rate capacity kVA | Voltage combination and Sub-connection range | Connection Type Symbol | No- Load Loss kW | Load Loss kW | No Load Current % | Short Circuit impedance % | Weight kg | Dimension mm | ||||||
HV kV | HV sub- connection range% | LV kV | Body | Oil | Total | L | W | H | |||||||
S11-630/66 | 630 | 63 66 69 | ±5 | 6.3 6.6 10.5 11 | Yd11 | 1.3 | 7.1 | 1.40 | 8 | 1700 | 1680 | 4750 | 2100 | 1800 | 3050 |
S11-800/66 | 800 | 1.5 | 8.5 | 1.35 | 1750 | 1750 | 4860 | 2200 | 1800 | 3070 | |||||
S11-1000/66 | 1000 | 1.8 | 9.8 | 1.30 | 2230 | 2100 | 6000 | 2400 | 1850 | 3100 | |||||
S11-1250/66 | 1250 | 2.1 | 11.9 | 1.30 | 2350 | 2270 | 6500 | 2460 | 1860 | 3170 | |||||
S11-1600/66 | 1600 | 2.5 | 14.0 | 1.25 | 2800 | 2700 | 7500 | 2500 | 1900 | 3400 | |||||
S11-2000/66 | 2000 | 2.9 | 16.6 | 1.20 | 3200 | 2750 | 7850 | 2550 | 2250 | 3500 | |||||
S11-2500/66 | 2500 | 3.4 | 19.6 | 1.10 | 3650 | 2950 | 8150 | 2600 | 2280 | 3580 | |||||
S11-3150/66 | 3150 | YNd11 | 4.1 | 23.0 | 1.05 | 4300 | 3100 | 9950 | 2630 | 2330 | 3650 | ||||
S11-4000/66 | 4000 | 4.8 | 27.3 | 1.00 | 4850 | 3180 | 11000 | 2680 | 2630 | 3900 | |||||
S11-5000/66 | 5000 | 5.8 | 30.7 | 0.85 | 5400 | 3700 | 12200 | 2950 | 3000 | 3900 | |||||
S11-6300/66 | 6300 | 63 66 69 | ±2x2.5 | 6.3 6.6 10.5 11 | 7.4 | 34.2 | 0.75 | 9 | 7700 | 4280 | 15500 | 3200 | 3050 | 4000 | |
S11-8000/66 | 8000 | 8.9 | 40.5 | 0.75 | 10150 | 5850 | 21500 | 4550 | 3830 | 4350 | |||||
S11-10000/66 | 10000 | 10.5 | 47.8 | 0.70 | 12000 | 7600 | 25000 | 4600 | 3650 | 4150 | |||||
S11-12500/66 | 12500 | 12.5 | 56.8 | 0.70 | 15000 | 10000 | 27000 | 4800 | 3800 | 4350 | |||||
S11-16000/66 | 16000 | 15.0 | 69.8 | 0.65 | 18200 | 9900 | 34500 | 5500 | 4000 | 4450 | |||||
S11-20000/66 | 20000 | 17.6 | 84.6 | 0.65 | 21950 | 10150 | 40000 | 5600 | 4000 | 4620 | |||||
S11-25000/66 | 25000 | 20.8 | 100.5 | 0.60 | 25000 | 11450 | 45000 | 5750 | 4300 | 4750 | |||||
S11-31500/66 | 31500 | 24.6 | 120.5 | 0.55 | 28000 | 12800 | 50000 | 6300 | 4650 | 4850 | |||||
S11-40000/66 | 40000 | 29.4 | 141.4 | 0.55 | 30000 | 15000 | 55000 | 6500 | 4700 | 5100 | |||||
S11-50000/66 | 50000 | 35.2 | 175.2 | 0.50 | 33200 | 17000 | 60000 | 6800 | 4750 | 5200 | |||||
S11-63000/66 | 63000 | 41.6 | 2211 | 0.45 | 38800 | 17500 | 65000 | 7300 | 4850 | 5250 | |||||
S11type 6300kVA-63000kVA OLTC three-phase double-winding power transformer
Code | Rate capacity kVA | Voltage combination and Sub-connection range | Connection Type Symbol | No Load Loss kW | No Load Loss kW | No Load Current % | Short Circuit impedance % | Weight kg | Dimension mm | ||||||
HV kV | HV sub- connection range% | LV kV | Body | Oil | Total | L | W | H | |||||||
SZ11-6300/66 | 6300 | 63 66 69 | ±8x1.25 | 6.3 6.6 10.5 11 | Ynd11 | 8.0 | 34.2 | 0.75 | 9 | 7700 | 4280 | 15500 | 3200 | 3050 | 4000 |
SZ11-8000/66 | 8000 | 9.6 | 40.5 | 0.75 | 10150 | 5850 | 21500 | 4550 | 3800 | 4350 | |||||
SZ11-10000/66 | 10000 | 11.4 | 47.8 | 0.70 | 12000 | 7600 | 25000 | 4600 | 3650 | 4150 | |||||
SZ11-12500/66 | 12500 | 13.4 | 56.8 | 0.70 | 15000 | 10000 | 27000 | 4200 | 3800 | 4850 | |||||
SZ11-16000/66 | 16000 | 16.2 | 69.8 | 0.65 | 18200 | 9900 | 34500 | 5500 | 4000 | 4450 | |||||
SZ11-20000/66 | 20000 | 19.2 | 84.6 | 0.65 | 21950 | 10150 | 40000 | 5600 | 4000 | 5100 | |||||
SZ11-25000/66 | 25000 | 22.7 | 100.5 | 0.60 | 25000 | 11450 | 45000 | 5750 | 4300 | 4750 | |||||
SZ11-315000/66 | 31500 | 27 | 120.5 | 0.55 | 28000 | 12800 | 50000 | 6300 | 4650 | 4850 | |||||
SZ11-40000/66 | 40000 | 32.2 | 141.4 | 0.55 | 30000 | 15000 | 55000 | 6500 | 4700 | 5100 | |||||
SZ11-50000/66 | 50000 | 38.1 | 175.2 | 0.50 | 33200 | 17000 | 60000 | 6800 | 4700 | 5200 | |||||
SZ11-63000/66 | 63000 | 45 | 211.2 | 0.45 | 38800 | 17500 | 65000 | 7300 | 4850 | 5250 | |||||
