Overview of Dry Type Transformers

Dry type transformers are crucial components in electrical systems, particularly in urban and industrial areas. Unlike oil-filled transformers, dry type transformers utilize air as a cooling medium, making them more environmentally friendly and safer to operate. This design significantly reduces the risk of fire hazards, making them an ideal choice for indoor applications where safety is a primary concern.

TypeRated capacity (KVA)Voltage combination(KV)No-load losses(W)Load losses(W)No-load current (%)Short-circuit impedance (%)
SCH15-30306,6.3,6.6,10,11/0.4707101.64.0
SCH15-50506,6.3,6.6,10,11/0.49010001.44.0
SCH15-80806,6.3,6.6,10,11/0.412013801.34.0
SCH15-1001006,6.3,6.6,10,11/0.413015701.24.0
SCH15-1251256,6.3,6.6,10,11/0.415018501.14.0
SC(B)H15-1601606,6.3,6.6,10,11/0.417021301.14.0
SC(B)H15-2002006,6.3,6.6,10,11/0.420025301.04.0
SC(B)H15-2502506,6.3,6.6,10,11/0.423027601.04.0
SC(B)H15-3153156,6.3,6.6,10,11/0.428034700.94.0
SC(B)H15-4004006,6.3,6.6,10,11/0.431039900.84.0
SC(B)H15-5005006,6.3,6.6,10,11/0.436048800.84.0
SC(B)H15-6306306,6.3,6.6,10,11/0.442058800.74.0
SC(B)H15-6306306,6.3,6.6,10,11/0.441059600.76.0
SC(B)H15-8008006,6.3,6.6,10,11/0.448069600.76.0
SC(B)H15-100010006,6.3,6.6,10,11/0.455081300.66.0
SC(B)H15-125012506,6.3,6.6,10,11/0.465096900.66.0
SC(B)H15-160016006,6.3,6.6,10,11/0.4780117300.66.0
SC(B)H15-200020006,6.3,6.6,10,11/0.41000144500.56.0
SC(B)H15-250025006,6.3,6.6,10,11/0.41200171700.56.0

These transformers are typically used in low and medium voltage applications. Their compact design allows for easy installation in confined spaces, contributing to their popularity among various industries. Furthermore, dry type transformers require less maintenance compared to their oil-filled counterparts, which can lead to lower overall operational costs.

The Significance of Three Phase Transformers

Three phase transformers play a vital role in the efficient distribution of electrical power. They are designed to handle three-phase power systems, which are widely used in industrial applications due to their ability to deliver more power with fewer losses. This makes them an essential component for businesses looking to maximize energy efficiency and reduce operational costs.

By converting voltage levels efficiently, three phase transformers support various applications, from powering large machinery to facilitating power distribution in residential areas. Their design allows them to manage high loads effectively, ensuring stability and reliability in power supply. Moreover, they are available in both dry and liquid-cooled types, providing flexibility to meet specific needs.

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High Cost Performance in Chinese Enterprises

TypeRated capacity (KVA)No-load losses(W)Voltage combination (KV)Load losses(W)No-load current (%)Short-circuit impedance (%)
S11-M-30301006,6.3,10,10.5,11/0.46002.34.0
S11-M-50501306,6.3,10,10.5,11/0.48702.04.0
S11-M-63631506,6.3,10,10.5,11/0.410401.94.0
S11-M-80801806,6.3,10,10.5,11/0.412501.94.0
S11-M-1001002006,6.3,10,10.5,11/0.415001.84.0
S11-M-1251252406,6.3,10,10.5,11/0.418001.74.0
S11-M-1601602806,6.3,10,10.5,11/0.422001.64.0
S11-M-2002003406,6.3,10,10.5,11/0.426001.54.0
S11-M-2502504006,6.3,10,10.5,11/0.430501.44.0
S11-M-3153154806,6.3,10,10.5,11/0.436501.44.0
S11-M-4004005706,6.3,10,10.5,11/0.443001.34.0
S11-M-5005006806,6.3,10,10.5,11/0.451001.24.0
S11-M-6306308106,6.3,10,10.5,11/0.462001.14.5
S11-M-8008009806,6.3,10,10.5,11/0.475001.04.5
S11-M-1000100011506,6.3,10,10.5,11/0.4103001.04.5
S11-M-1250125013606,6.3,10,10.5,11/0.4128000.94.5
S11-M-1600160016406,6.3,10,10.5,11/0.4145000.84.5
S11-M-2000200022806,6.3,10,10.5,11/0.4178200.65.0
S11-M-2500250027006,6.3,10,10.5,11/0.4207000.65.0
S11-M-30-309020,22/0.46602.15.5
S11-M-50-5013020,22/0.496025.5
S11-M-63-6315020,22/0.411451.95.5
S11-M-80-8018020,22/0.413701.85.5
S11-M-100-10020020,22/0.416501.65.5
S11-M-125-12524020,22/0.419801.55.5
S11-M-160-16029020,22/0.424201.45.5
S11-M-200-20033020,22/0.428601.35.5
S11-M-250-25040020,22/0.433501.25.5
S11-M-315-31548020,22/0.440101.15.5
S11-M-400-40057020,22/0.4473015.5
S11-M-50050068020,22/0.4566015.5
S11-M-63063081020,22/0.468200.96
S11-M-80080098020,22/0.482501.86
S11-M-10001000115020,22/0.4113300.76
S11-M-12501250135020,22/0.4132000.76
S11-M-16001600163020,22/0.4159500.66

Chinese enterprises have made significant strides in the production of high cost performance transformers, including dry type and three phase designs. The competitive landscape in China drives manufacturers to innovate and optimize production processes, resulting in products that offer excellent value for money. This is particularly evident in the growing demand for energy-efficient solutions in both domestic and international markets.

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Investing in Chinese-made transformers often leads to substantial savings without compromising quality. Many enterprises leverage advanced technologies and skilled labor to produce transformers that meet international standards. As a result, these products not only cater to local needs but also open doors for export, giving Chinese manufacturers a foothold in the global market.