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S11 SERIES OIL TYPE TRANSFORMER

■ Rated power: 200-3150kVA, Voltage: 6kV(6.3kV, 6.6kV, 6.9kV)、10kV(10.5kV, 11kV)、20kV(20kV, 21kV, 22kV, 24kV).

■ The transformer is a transformer whose interior is isolated from the air surrounding, so the transformer oil can not absorb the outer moisture and the oxygen since the change of transformer's volume could be fixed with the flexibility of corrugated tank structure. Then the aging speed of insulated material will be decreased. Before running the machine, the work of core suspension checkup is not necessary. Clients could also be free from the later maintenance and reparation. The reliability of products is visibly upgraded. Products is designed with PCCAD, the characters are conformed to IEC 60076 and GB 1094, and passed qualification ISO 9001.

■ The coil is with high-intensity enameled wires (or paper wrapped wired). Bucket form or cake form, evenly coiled and installed. Its insulation structure is reasonable, and it has strong anti-shortcut capacity. All the screws will not become loose after long journey. All sealed parts use rubber, which could effectively anti-aging by heat, light and electricity, also emote controlled thermometer and pressure release valves which increase the reliability.

■ No devices like oil tank, and humidity absorber could assure the oil to be insulated from air and the oil could be used for 20 years consecutively without any treatment later.

■ High qualified rubber used for the sealing.
■ Oil filling in vacuum condition.

Application: Widely used in city network, petrochemical industry, metallurgy, textile, or the mines or companies where are under the condition of high humidity or with the difficulty in maintenance.

 

Keyword: TRANSFORMER

S11 series 6kv, 10kV transformer technical data

 

rated power (kVA)20025031540050063080010001250160020002500
voltage(kV)6, 6.3, 10, 10.5kV
HV tapping range(%)±5, ±2*2.5
LV voltage(kV)0.4
connection symbolDyn11, Yyn0
no-load loss (W)0.340.400.480.570.680.81.0.981.151.361.641.942.30
load loss 75℃ (W)2.73/2.603.20/3.053.85/3.654.52/4.305.41/5.156.207.5010.3012.0014.5018.3021.20
no-load current(%)1.00.90.90.80.80.60.60.60.50.50.40.4
short-circuit impedance(%)4.04.04.04.04.04.54.54.54.54.55.05.0


SCB10 SERIES DRY TYPE TRANSFORMER

■ Rated power: 200-3150kVA, Voltage: 6kV(6.3kV, 6.6kV, 6.9kV), 10kV(10.5kV, 11kV), 20kV(20kV, 21kV, 22kV, 24kV).

■ High voltage coils are wrapped with Polyester enameled wires, filled with glass fiber, and then resin under vacuum condition. It becomes solid under high temperature. It is with high mechanical intensity, low discharge partly; Low voltage coils are wrapped with a whole piece of copper foil, with strong anti-shortcut capacity. The core is made of silicon steel. By reasonable choosing magnetic density, decrease the empty loading loss effectively.

■ Fire protection, anti-explosion, and no pollution.

■ Coil is free from humidity, low noise and capacity of heating dispersion.

■ Low loss, energy saving, free from maintenance, small volume, light, and easy for installation.

 

SCB10 series 10kV transformer technical data

rated power (kVA)315400500630800100012501600200025003150
voltage6, 6.3, 6.6, 10, 10.5, 11kV
rated insulation level6 kVto 7.2kV – 10kV to 12kV
frequency50Hz
Ambient Temp40℃
Secondary no-load voltage400V / 415V / 433V
HV tapping range±2×2.5%
connection symbolDyn11 or others
no-load loss (W)840940112012401460170020002360290034204280
load loss 75℃ (W)29503400416050805930693082609980123101464018860
load loss 120℃ (W)338038904770582067907940946011430141001676021600
rated impedance voltage Uk (%)44466666667
no-load current (%)0.70.60.60.50.50.50.50.50.50.40.4
noise level 1 m Lpa4848484849494949505050


SCB10 series 20kV transformer technical data

rated power (kVA)315400500630800100012501600200025003150
voltage15, 15.75, 16.5, 17.5, 20, 21, 22kV
rated insulation level15 kV to 17.5kV –20kV to 24kV
frequency50Hz
Ambient Temp40℃
Secondary no-load voltage400V / 415V / 433V
HV tapping range±2×2.5%
connection symbolDyn11 or others
no-load loss (W)9201090128014601670197022702650308036804380
load loss 75℃ (W)346041004910579070008290977011750138801642020480
load loss 120℃ (W)3970470056306630802094901119013460158901879023450
rated impedance voltage Uk (%)66666666667
no-load current (%)0.70.60.60.50.50.50.50.50.50.40.4
noise level 1 m Lpa4848484849494949505050
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