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Main Technical Parameters for 20KV SC(B)-50-2500 Type
| Rated capacity (KVA) |
High Voltage (KV) |
H.V. Tap Range |
Low Voltage (KV) |
Connection Symbol |
Short Circuit Impendence (%) |
No-Load Loss (W) |
On-Load Loss (W) |
No Load Current (%) |
| 50 | 6, 6.3, 6.6, 10, 10.5, 11, 15, 20, 22, 33, 34.5, 35 | ±5% ±2×2.5% | 0.38, 0.4, 0.415, 0.44 | Dyn11, Yyn0, Yzn11 | 4 | 380 | 1300 | 2.4 |
| 100 | 4 | 600 | 2100 | 2.2 |
| 250 | 4 | 940 | 3600 | 1.6 |
| 400 | 4 | 1280 | 5100 | 1.4 |
| 630 | 4 | 1700 | 7200 | 1.2 |
| 800 | 4 | 1950 | 8700 | 1.2 |
| 1000 | 4 | 2300 | 10300 | 1.0 |
| 1600 | 4 | 3100 | 14600 | 1.0 |
| 2000 | 5 | 3600 | 18800 | 0.8 |
| 2500 | 5 | 4300 | 22400 | 0.8 |
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Frequently Asked Questions
Who are we?
We are a big professional manufacturer of dry type power transformer, oil immersed power transformer, and amorphous power transformer, established in 2001.
How can we guarantee quality?
We always provide a pre-production sample before mass production and conduct a final inspection before every shipment to ensure the highest standards.
What products can you buy from us?
Our range includes 110kV~220kV Oil-immersed Power Transformers, Dry-type Transformers, Unpacked H Grade Dry Transformers, and Oil-immersed Distribution Transformers.
Why should you choose us over other suppliers?
With 28 years of specialization, we hold ISO9001-2008, OHSAS 18001:2007, and ISO4001:2004L certificates. Our products meet IEC, ANSI, KEMA, and GOST standards with factory pricing and fast delivery.
What delivery and payment terms do you accept?
We accept FOB, CIF, and EXW delivery terms. Payments can be made via T/T or L/C in USD or CNY currencies.
Do you provide after-sales support?
Yes, we guarantee comprehensive after-sales service for all our power transformer installations to ensure long-term operational reliability.