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Introducing the revolutionary non-encapsulated coil three-phase dry-type power transformer, crafted using the Nomex insulation system proudly approved by UL! This breakthrough product harmonizes safety with reliability, achieving remarkable energy savings while championing fire prevention and explosion-proof excellence. Enjoy the simplicity of maintenance with its advanced design and reasonable structure, wrapped up in a stunning appearance. Exceeding domestic standards, it showcases superior performance in areas like partial discharge levels, no-load loss, load loss, and noise control. Designed to thrive in high humidity, it is perfect for installation in polluted and moist environments near lakes, seas, and rivers, as well as in high fire protection areas with heavy loads. Ideal for high-rise buildings, airports, stations, docks, subways, hospitals, power plants, metallurgical industries, shopping centers, densely populated areas, and fields like petrochemical and nuclear power plants. Additionally, our dry-type distributing transformer, sealed tightly with epoxy, is flame retardant, explosion-proof, and maintenance-free. Compact and pollution-free, it seamlessly integrates into load centers, embodying efficiency and durability.
| Nominal | Voltage unitcombination | Low voltage(KV) | Vector Group | No-load loss(W) | Loasloss (W) | No-load current(%) | Short-circuit impedance(%) | ||
| capacity(KVA) | High voltage(KV) | High voltage tap | F class | H class | |||||
| range | (120ºC) | (120ºC) | |||||||
| 50 | 0.4 | Yyn0 Dyn11 | 450 | 1420 | 1520 | 2.3 | 6 | ||
| 100 | 35 36 37 38.5 | ±2×2.5% or ± 5% | 630 | 2090 | 2230 | 2 | |||
| 160 | 790 | 2810 | 3000 | 1.5 | |||||
| 200 | 880 | 3320 | 3550 | 1.5 | |||||
| 250 | 990 | 3800 | 4060 | 1.3 | |||||
| 315 | 1170 | 4510 | 4820 | 1.3 | |||||
| 400 | 1370 | 5410 | 5790 | 1.1 | |||||
| 500 | 1620 | 6650 | 7110 | 1.1 | |||||
| 630 | 1860 | 7690 | 8230 | 1 | |||||
| 800 | 2160 | 9120 | 9760 | 1 | |||||
| 1000 | 2430 | 10400 | 11100 | 0.75 | |||||
| 1250 | 2830 | 12700 | 13600 | 0.75 | |||||
| 1600 | 3240 | 15400 | 16500 | 0.75 | |||||
| 2000 | 3820 | 18200 | 19500 | 0.75 | |||||
| 2500 | 4450 | 21800 | 2330 | 0.75 | |||||
| 35KV main 800kVA~25000KVA NLTC Power transformer | |||||||||
| Nominal | Voltage unitcombination | Low voltage(KV) | Vector Group | No-load loss(W) | Loasloss (W) | No-load current(%) | Short-circuit impedance(%) | ||
| capacity(KVA) | High voltage(KV) | High voltage tap range | F class | H class | |||||
| (120ºC) | (120ºC) | ||||||||
| 800 | 35 36 37 38.5 | ±2×2.5% or ± 5% | 3.15 6 6.3 10 10.5 11 | Yyn0 Yd11 Dyn11 | 2250 | 9400 | 10000 | 0.95 | 6 |
| 1000 | 2670 | 10900 | 11600 | 0.95 | |||||
| 1250 | 3130 | 12900 | 13800 | 0.85 | |||||
| 1600 | 3690 | 15400 | 16500 | 0.85 | |||||
| 2000 | 4230 | 18200 | 19500 | 0.75 | 7 | ||||
| 2500 | 4860 | 21800 | 23300 | 0.75 | |||||
| 3150 | 6030 | 24500 | 26200 | 0.7 | 8 | ||||
| 4000 | 7020 | 29400 | 31500 | 0.7 | |||||
| 5000 | 6 6.3 10 10.5 | Ynd11 Yd11 Dyn11 | 8370 | 34900 | 37400 | 0.6 | |||
| 6300 | 9900 | 40800 | 43700 | 0.6 | |||||
| 8000 | 11300 | 46000 | 49300 | 0.5 | 9 | ||||
| 10000 | 12900 | 55500 | 59400 | 0.5 | |||||
| 12500 | 15700 | 64600 | 69100 | 0.4 | |||||
| 16000 | 19300 | 76000 | 81300 | 0.4 | |||||
| 20000 | 22900 | 85500 | 91500 | 0.35 | 10 | ||||
| 25000 | 27100 | 101000 | 108000 | 0.35 | |||||
| 35KV main 2000kVA~25000KVA OLTC Power transformer | |||||||||
| Nominal | Voltage unitcombination | Low voltage(KV) | Vector Group | No-load loss(W) | Loasloss (W) | No-load current(%) | Short-circuit impedance(%) | ||
| capacity(KVA) | High voltage(KV) | High voltage tap range | F class | H class | |||||
| (120ºC) | (120ºC) | ||||||||
| 2000 | 35 36 37 38.5 | ±4×2.5% | 3.15 6 6.3 10 10.5 11 | Yd11 Dyn11 | 4500 | 19000 | 20300 | 0.75 | 7 |
| 2500 | 5220 | 22600 | 24200 | 0.75 | |||||
| 3150 | 6300 | 25400 | 27200 | 0.7 | 8 | ||||
| 4000 | 7380 | 30400 | 32600 | 0.7 | |||||
| 5000 | 8730 | 36100 | 38600 | 0.6 | |||||
| 6300 | 10300 | 41800 | 44700 | 0.6 | |||||
| 8000 | 11800 | 47500 | 50800 | 0.5 | 9 | ||||
| 10000 | 13500 | 57100 | 61200 | 0.5 | |||||
| 12500 | 16400 | 66500 | 71100 | 0.4 | |||||
| 16000 | 20200 | 78200 | 83700 | 0.4 | |||||
| 20000 | 23800 | 88000 | 94200 | 0.35 | 10 | ||||
| 25000 | 28100 | 104000 | 111000 | 0.35 | |||||
Leisheng New Energy Technology (Wenzhou) Co., Ltd. stands as a beacon of innovation and excellence, a comprehensive high-tech enterprise dedicated to the seamless integration of research and development, production, sales, and service. Specializing in power systems, we excel in crafting box substations, American box transformers, underground box transformers, high and low voltage switchgear, cable distribution boxes, and switch stations. With relentless determination, our collective efforts have earned us the prestigious titles of 'AAAA level enterprise' and 'Integrity Enterprise' within the industry. We are renowned for our exceptional quality and high-caliber service, setting us apart as leaders in the field.
Lei Sheng Company is proud to announce its national acclaim for high and low voltage switchgear production and product quality. Our commitment to excellence is recognized in our ISO 09001-94 quality assurance system certification, rigorously overseeing every facet from development to after-sales service. The ISO 09000 system ensures that all aspects, including manufacturing, storage, and transportation, are meticulously monitored. In line with the 'Regulations on Compulsory Product Certification Management' by AOSIQ, we achieved the national mandatory 'CCC' certification for our product series in 2018, a testament to our unwavering quality standards.Leisheng New Energy Technology (Wenzhou) Co., Ltd. embodies the entrepreneurial spirit of 'pragmatism, innovation, civilization, and progress.' Our unwavering dedication to quality and service forms the bedrock of our esteemed brand. With a sharp focus on 'specialization,' we drive growth through 'innovation,' capturing markets with an honest business philosophy. Our steadfast commitment has allowed us to thrive in competitive arenas, ensuring stable and robust development over the years. This has paved the way for continued professional advancement, yielding both economic and societal benefits, and fortifying our foundation for the future.
Our company is deeply committed to the flourishing and development of China's power industry through continuous technological advancement. Upholding the tenets of 'quality first, customer first,' we embrace a business philosophy rooted in 'honesty and trustworthiness.' By actively engaging in market competition, we forge ahead with innovation and seek truth from facts, striving tirelessly for progress. This ensures we deliver high-quality products and exceptional after-sales service to our valued customers, swiftly and effectively, reinforcing our esteemed position in the industry.
Q: What's your major products?
A: Oil immersed transformer, dry type transformer, Transformer Substation, High and Low Voltage Switchgear.
Q: Can your product be customized?
A: Considering differences in voltage, frequency and other specialty of transformer product in different countries and regions, our product can be customized according to your requirements.
Q: When can I get the price?
A: Usually we quote within 24 hours after we get your inquiry.
Q: What about lead or shipping time?
A: The lead time depends on the quantity you ordered, generally within 15 days upon receipt of advance payment.
Q: What is the price of shipping?
A: Depending upon the port of delivery, prices vary.
Q: Do you offer guarantee for the products?
A: Yes. We offer at least one year's guarantee for all of our transformers.
Q: Your Advantage?
A: 15 years experience, Advanced production equipments, Stable quality, Fast delivery, Professional & good & Prompt service. Also some free parts can be provided for you.
