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Application: | Power, Instrument, Rectifier |
Phase: | Three |
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10kv/20kv/35kv 0.4 Oil-Immersed Three-Phase Transformer
The 20kV oil-immersed transformer is a premium electrical asset designed with insulating oil serving as an efficient medium. It encompasses essential components such as an iron core, coil, voltage regulating switch, and oil tank, skillfully crafted to modify voltage levels and facilitate seamless transmission of alternating current energy. Distinguished by its compact design, affordability, and superior weather resilience, this versatile powerhouse finds extensive application across power systems, industrial and mining enterprises, transportation sectors, postal and telecommunications departments, as well as scientific research institutions.
nominal
capacity
|
high
voltage side
|
High voltage
tap range
|
low
voltage side
|
Connection
group labeling
|
No-
load loss
|
Load Loss |
No-load
current
|
Short Circuit
Impedance
|
30KVA |
11KV
10.5KV
10KV 6.3KV 6KV |
±5
±2×2.5%
|
0.4KV
0.69KV
|
Dyn11
Yyn0
|
100W | 630/600W | 2.3% | 4% |
50KVA | 130W | 910/870W | 2.0% | 4% | ||||
63KVA | 150W | 1090/1040W | 1.9% | 4% | ||||
80KVA | 180W | 1310/1250W | 1.9% | 4% | ||||
100KVA | 200W | 1580/1500W | 1.8% | 4% | ||||
125KVA | 240W | 1890/1800W | 1.7% | 4% | ||||
160KVA | 280W | 2310/2200W | 1.6% | 4% | ||||
200KVA | 340W | 2730/2600W | 1.5% | 4% | ||||
250KVA | 400W | 3200/3050W | 1.4% | 4% | ||||
315KVA | 480W | 3830/3650W | 1.4% | 4% | ||||
400KVA | 570W | 4520/4300W | 1.3% | 4% | ||||
500KVA | 680W | 5410/5150W | 1.2% | 4% | ||||
630KVA | 810W | 6200W | 1.1% | 4.5% | ||||
800KVA | 960W | 7500W | 1.0% | 4.5% | ||||
1000KVA | 1150W | 10300W | 1.0% | 4.5% | ||||
1250KVA | 1360W | 12000W | 0.9% | 4.5% | ||||
1600KVA | 1640W | 14500W | 0.8% | 4.5% | ||||
2000KVA | 1960W | 19800W | 0.8% | 5% | ||||
2500KVA | 2310W | 23000W | 0.7% | 5% |
Installation Instructions:
1. Installation form:
20kV oil-immersed transformers offer versatile installation options including pole-mounted setups, hassle-free outdoor installations, and secure indoor placements.
For outdoor installations, ensure the transformer is securely mounted on a reinforced concrete foundation. Indoors, it must be meticulously aligned, flush with the cabinet's front, and seamlessly integrated with the distribution panel for optimal connection.
2. Installation steps:
Upon positioning the transformer, employ specially designed force points, complemented by stringent anti-slip measures to ensure safety and stability.
Maintain precise control over the transformer's inclination during transport and installation, adhering to the critical limits of no more than 15° along the long axis and 10° along the short axis.
During assembly, meticulously monitor part gaps, striving for an optimal balance-neither excessively tight nor overly loose.
When connecting terminals, choose appropriate insulation disks based on the specific situational demands, ensuring precise and correct wiring.
3. Attachment installation:
For accessory installations like gas relays, pressure relief devices, moisture absorbers, and sleeves, strict adherence to relevant standards and manufacturer guidelines is imperative.
Certificates: