TYD35-35/66/110/220kV
Adopting advanced capacitive voltage division structure and optimized internal component layout, the TYD35 series features uniform electric field distribution and low dielectric loss. Equipped with high-quality capacitor cores and precision compensation devices, the transformer maintains accurate voltage transformation ratio and ultra-low measurement error, ensuring high-precision data output for power system operation.
Designed with mature oil-paper insulation technology and fully sealed integrated structure, the TYD35 series effectively prevents oil leakage, moisture and dust intrusion. The high-strength anti-fouling porcelain sleeve with multi-layer anti-corrosion treatment enables stable all-weather operation in harsh environments, including high altitude, low temperature, coastal salt fog and industrial pollution areas.
Optimized with scientific structural design, this capacitor voltage transformer has excellent anti-interference performance and strong overload resistance. It can effectively suppress ferromagnetic resonance in complex power grid environments, avoiding equipment damage and ensuring stable and safe operation of the power system.
Featuring compact structure, stable performance and low maintenance requirements, the TYD35 series greatly reduces operational and maintenance costs for medium and high voltage power grid construction and renovation projects. With multiple precision grade options, it can meet diverse application demands of different power engineering projects.
As essential core equipment for 35kV-220kV power systems, the TYD35 series outdoor capacitor voltage transformers deliver outstanding measurement precision and operational stability. We provide global customers with factory direct supply, complete certification documents and professional one-stop after-sales service.
Product Details
TYD35-35/66/110/220kV
Capacitor voltage transformer
□ Introduction
□Capacitor voltage transformers are widely applied to AC power systems,used for measurement,control,protection and high-frequency carrier communication.
□ Characteristic of structure
□Capacitor voltage transformer is composed of capacitor voltage divider and electromagnetic unit.
□Electromagnetic unit has full-sealed structure,with mid-voltage transformer,compensation reactor,damper and so on in the box body,it adopts high quality mineral oil as insulating oil, the secondary terminal board adopts epoxy resin casting or SMC material casting,which prevents from leakage phenomenon effectively.Accuracy of capacitor voltage transformer can be regulated on site if it is necessary.
□Capacitor voltage divider is composed of high-voltage capacitor and mid-voltage capacitor.The capacitor has full-sealed structure,there are many same capacitor elements that are arranged in series connection inside the insulating shell.It adopts high quality polypropylene film and paper composite as solid dielectric materials,and adopts high quality synthetic insulating oil as impregnating agent,the capacitor has accepted treatments of intensive drying and vacuum impregnation.
□Working environment
□Altitude:≤2000m(products that are applicable to altitude exceeding 2000m also are available)
□ Max wind velocity:42m/s;
□Ambient temperature:-40℃~+45℃;
□lce coating thickness:10mm;
□Class of pollution:
□ Specific creepage distance of external insulation ≥25mm/kV or≥31mm/kV;
□Seismic intensity:not exceed Ms8;
□ Rated frequency of system:50Hz;
□Effective earthing system orineffective earthing system of neutral point;
□Technical data
Rated primary voltage:35//3kV 、66/3kV 、110/3kV 、220/3kV 、330/√3kV 、500/√3kV
Rated secondary voltage:100V、100/3V、100/3V
Accuracy class:0.2;0.5;1.0;3P;6P
Rated electric capacity:0.005～0.02μF
□ Permissible capacitance deviation of capacitor voltage divider is-5%~+10%,permissible deviation of voltage ratio is±5%.
□Capacitor voltage divider has low dielectric dissipation factor,low partial discharge quantity.
Ferro resonance:
□C apacitorvoltage transformer has capacitor capacitance and nonlinear inductive elements inside,which may produce resonance under some certain conditions.In order to suppress the ferro resonance,inside of the product is installed with advanced fast-saturated damper,which enables the product to damp various ferro resonances under any running voltage from low to high.
Transient response:
□Definition of transient response:when the primary side of capacitor voltage transformer has short circuit,after one cycle,its residual component of secondary voltage.The transient response target of the capacitor voltage transformer:once the primary side comes across short circuit,voltage of secondary side shall fall to 10%below of the voltage before short circuit within one cycle.
口 Order notice
The contract shall include the following contents
□Product name,model,specification
□ Earthing mode of system;
□ Rated voltage of the primary and secondary
□ Accuracy class and load of secondary winding
□Specific creepage distance of externalinsulation
□We will supply goods according to our conventional parameters if we found no requirement.
□Outline dimension
□Technical data
35～220KVcoupling capacitor,capacitor voltage divider
|
No. |
Type |
(kV) Ratedvottage |
(μF) Rated electric capacity |
Overall φD×H Installation dimensionφd×(4-中a) Equally dlstrlbuted |
(kg) Weight |
Outline drawing |
Remarks |
|
1 |
OWF35/ √3-0.0035HF |
35/3 |
0.0035 |
φ250×650 φ180×(4-φ10) (Equally distributed) |
40 |
(drawing5) |
Coupling |
|
2 |
OWF35/ √3-0.005HF |
35/ √3 |
0.005 |
中250×650 φ180×(4-φ10) (Equally distributed) |
40 |
(dreawing5) |
Coupling |
|
3 |
OWF66//3-0.0066HF |
66/3 |
0.0066 |
φ400×1050 φ360×(4-φ14) |
160 |
(drawing5) |
Coupllng |
|
4 |
OWF66/ √3-0.01HF |
66/3 |
0.01 |
φ400×1050 φ360×(4-φ14) (Equally distributed) |
160 |
(drawing5) |
Coupling |
|
5 |
OWF110/3-0.0066H |
110/3 |
0.0066 |
φ400×1350 φ360×(4-φ14) (Equally distributed) |
200 |
(drawng5) |
Coupling |
|
6 |
OWF110/ √3-0.01H |
110/3 |
0.01 |
φ450×1350 φ360×(4-φ14) (Equally distributed) |
200 |
(drawlng5) |
Coupling |
|
7 |
OWF110/ √3-0.02H |
110/3 |
0.02 |
φ400×1350 φ360×(4-中14) (Equally distributed) |
280 |
(drawing5) |
Coupling |
|
8 |
OWF220/ √3-0.0033H |
220/3 |
0.0033 |
φ400×2700 φ360×(4-φ14) (Equally distributed) |
400 |
(drawingb) |
Coupling |
|
9 |
OWF220/ √3-0.005H |
220 √3 |
0.005 |
φ400×2700 φ360×(4-φ14) (Equally distributed) |
400 |
(drawing6) |
Coupling |
|
10 |
OWF220/ √3-0.01H |
220/ √3 |
0.01 |
φ450×2700 φ360×(4-φ14) (Equally distributed) |
560 |
(drawlng6) |
Coupling |
|
11 |
OWF166/ √3-0.01HF |
66//3 |
0.01 |
φ400×1050 φ360×(8-φ14) (Equally dlstrlbuted) |
160 |
(drawing4) |
voltage divider |
|
12 |
OWF166/ √3-0.02HF |
66/3 |
0.02 |
φ450×1050 φ360×(8-φ14) (Equally dlstributed) |
200 |
(drawing4) |
voltage divider |
|
13 |
OWF1110//3-0.01H |
110/3 |
0.01 |
φ400×1350 φ360×(8-φ14) (Equally distributed) |
200 |
(drawing4) |
voltage dlvlder |
|
14 |
OWF1110/3-0.02H |
110/3 |
0.02 |
φ450×1350 φ360×(8-φ14) (Equally distributed) |
280 |
(drawing4) |
valtage divider |
|
15 |
OWF2110//3-0.01H |
110/3 |
0.01 |
φ400×1350 中360×(4-φ14) (Equally distributed) |
200 |
(drawing5) |
voltage divider |
|
16 |
OWF2110/ √3-0.02H |
110/ √3 |
0.02 |
φ450×1350 φ360×(4-φ14) (Equally distributed) |
280 |
(drawing5) |
voltage divider |
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