Understanding Electrical Transformers

TypeRated capacity (KVA)Voltage combination(KV)No-load losses(W)Load losses(W)No-load current (%)Short-circuit impedance (%)
SC13-30306,6.3,6.6,10,11/0.41507102.34.0
SC13-50506,6.3,6.6,10,11/0.421510002.24.0
SC13-80806,6.3,6.6,10,11/0.429513801.74.0
SC13-1001006,6.3,6.6,10,11/0.432015701.74.0
SC13-1251256,6.3,6.6,10,11/0.437518501.54.0
SCB13-1601606,6.3,6.6,10,11/0.443021301.54.0
SCB13-2002006,6.3,6.6,10,11/0.449525301.34.0
SCB13-2502506,6.3,6.6,10,11/0.457527601.34.0
SCB13-3153156,6.3,6.6,10,11/0.470534701.14.0
SCB13-4004006,6.3,6.6,10,11/0.478539901.14.0
SCB13-5005006,6.3,6.6,10,11/0.493048801.14.0
SCB13-6306306,6.3,6.6,10,11/0.4107058800.94.0
SCB13-6306306,6.3,6.6,10,11/0.4104059600.96.0
SCB13-8008006,6.3,6.6,10,11/0.4121069600.96.0
SCB13-100010006,6.3,6.6,10,11/0.4141081300.96.0
SCB13-125012506,6.3,6.6,10,11/0.4167096900.96.0
SCB13-160016006,6.3,6.6,10,11/0.41960117000.96.0
SCB13-200020006,6.3,6.6,10,11/0.42440144000.76.0
SCB13-250025006,6.3,6.6,10,11/0.42880171000.76.0

Electrical transformers are vital components in power distribution systems, ensuring that electrical energy is transmitted efficiently and safely from one voltage level to another. They work on the principle of electromagnetic induction, enabling the conversion of high voltage to low voltage and vice versa. This functionality is crucial for minimizing energy losses during transmission and making electricity suitable for various applications.

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Transformers come in various sizes and capacities, tailored to meet specific operational requirements. Among these, the 250 kVA transformer stands out as a popular choice for medium-sized industrial and commercial applications. It strikes an ideal balance between performance and cost-effectiveness, making it an excellent investment for businesses looking to enhance their electrical infrastructure.

Choosing a 250 kVA Transformer from a China Manufacturer

When selecting a 250 kVA transformer, partnering with a reputable manufacturer from China can offer numerous advantages. Chinese manufacturers are known for their advanced technology and competitive pricing, which can significantly reduce overall project costs. Additionally, many manufacturers adhere to international quality standards, ensuring that the transformers they produce are reliable and durable.

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TypeRated capacity (KVA)Voltage combination(KV)No-load losses(W)Load losses(W)No-load current (%)Short-circuit impedance (%)
SC10-80080033,35,38/6,6.3,6.6,10,11220094001.16.0
SC10-10001000Voltage combination(KV)2610108001.16.0
SC10-125012506,6.3,6.6,10,11/0.43060119001.06.0
SC10-15001500Voltage combination(KV)3600154001.06.0
SC10-200020006,6.3,6.6,10,11/0.44130182000.97.0
SC10-25002500Voltage combination(KV)4750218000.97.0
SC10-315031506,6.3,6.6,10,11/0.45880245000.88.0
SC10-40004000Voltage combination(KV)6860294000.88.0
SC10-500050006,6.3,6.6,10,11/0.48180349600.78.0
SC10-63006300Voltage combination(KV)9680408000.78.0
SC10-800080006,6.3,6.6,10,11/0.411000460600.69.0
SC10-1000010000Voltage combination(KV)12660565000.69.0
SC10-12500125006,6.3,6.6,10,11/0.415400646000.59.0
SC10-1600016000Voltage combination(KV)18900760000.59.0
SC10-20000200006,6.3,6.6,10,11/0.422400855000.410.0

One key aspect to consider while sourcing a transformer is the warranty period offered by the manufacturer. A long warranty period is a strong indicator of the manufacturer’s confidence in their product’s quality. Many Chinese manufacturers provide warranties ranging from five to ten years, allowing customers to enjoy peace of mind knowing that their investment is protected against potential defects and malfunctions.

Benefits of a Long Warranty Period

A long warranty period for electrical transformers signifies not only product quality but also the manufacturer’s commitment to customer satisfaction. When a transformer is backed by an extensive warranty, it demonstrates that the manufacturer believes in the longevity and reliability of their product. Customers can rest assured that any issues arising within the warranty period will be promptly addressed without incurring additional costs.

Product NamePower transformer
Rating power420 MVA and below
Voltage level220 kV, 141 kV, 130 kV 110 kV and etc. are optional
Phase3
Cooling TypeONAF
Voltage regulating TypeOLTC and DLTC are optional
EcodesignEU-Tier 2 standard or Chinese GB standard
CustomizationAvailable
NoteHigh quality and competive price is our advantage

Moreover, a long warranty period can lead to significant cost savings over time. The expenses associated with repairs or replacements can be burdensome for businesses. By choosing a transformer with a comprehensive warranty, companies can minimize unexpected repair costs and ensure uninterrupted operations. This financial security can be particularly beneficial for small and medium-sized enterprises looking to optimize their budgets while maintaining high operational standards.