Outdoor 500kVA 13.8kv/460V 400V Oil Immersed Electrical Power Transformer

• Customization: Available
• Application: Power
• Phase: Three
• Model NO.: S11-M-30-2500/10
• Core: Core-type Transformer
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Two-winding Transformer
• Certification: ISO9001-2000, ISO9001, CCC
• Usage: Combined Transformer, Power Transformer, Distribution Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: EI
• Brand: Lokedl
• Material: Copper/Aluminum
• Vector Group: Dyn11/Yyn0
• Transport Package: Wooden Case or Iron Rack
• Specification: 380*240*470mm
• Trademark: Lokedl
• Origin: China
• HS Code: 850422
• Production Capacity: 500 Pieces/Month

Product Description

Outdoor Oil Immersed Electrical Power Transformer
Three-phase oil-immersed non-excitation voltage regulation
fully sealed distribution transformer 

Product parameters:

· Outdoor oil immersed type distribution transformer
· Three phase four wire
· Rated voltage: 3.3kV, 6kV, 10kV, 11kV, 12.5kV, 13.8kV
· Rated voltage: 15kV, 17.5kV, 20kV, 22kV, 24kV
· Rated voltage: 33kV, 35kV, 36kV
· Capacity: 30kVA - 2500kVA
· Standard: IEC, ANSI, GB
· Type name: S11-M
 

General

This Outdoor oil immersed type distribution transformer 3.3-36kV power system.It have been used in outdoor pole mounted and transmission line.
The transformer high quality transformer oil, high quality CRGO core, primary and secondary use pure electrolytic copper, both winding and core have shielding processing.

Standard
Conformity with IEC standards,  with specific country standards can also be supplied. (IEEE, GB)

 

 

Product Description

Mechanical parameters

Rated capacity (kVA)	H.V.    (kV)	Tapping range	L.V.  (kV)	Vector group	Loss(kW)		No-load current (%)	Impedance voltage  (%)	Weight (kg)
					Load loss	No-load loss			oil	Total
10	6,10,11	±5%       or     ±2*2.5%	0.4   0.415 0.433	Dyn11          or          Yyn0	0.26	0.09	3.2	4	45	172
20					0.44	0.10	3.0		65	240
30					0.63	0.13	2.3		65	245
50					0.91	0.17	2.0		80	330
63					1.09	0.20	1.9		90	365
80					1.31	0.25	1.9		95	410
100					1.58	0.29	1.8		115	490
125					1.89	0.34	1.7		140	620
160					2.31	0.40	1.6		155	720
200					2.73	0.48	1.5		175	810
250					3.20	0.56	1.4		200	940
315					3.85	0.67	1.4		215	1090
400					4.52	0.80	1.3		240	1250
500					5.41	0.96	1.2		285	1460
630					6.20	1.20	1.1	4.5	345	1720
800					7.50	1.40	1.1		390	2050
1000					10.30	1.70	1.0		460	2430
1250					12.00	1.95	1.0		550	2850
1600					14.50	2.40	0.8		690	3600
2000					18.00	2.60	0.7		790	4300

Rated capacity(kVA)	H.V. (kV)	Tapping range	L.V. (kV)	Vector group	Loss(kW)		No-load current (%)	Impedance voltage (%)	Weight (kg)
					Load loss	No-load loss			oil	Total
30	15,20	±5%               or          ±2*2.5%	0.4,0.415. 0.433	Dyn11           or            Yyn0	0.60	0.10	2.1	4	85	350
50					0.87	0.13	2.0		90	480
63					1.04	0.15	1.9		110	600
80					1.25	0.18	1.8		110	660
100					1.50	0.20	1.6		120	700
125					1.80	0.24	1.5		130	800
160					2.20	0.29	1.4		140	940
200					2.60	0.33	1.2		160	1130
250					3.05	0.40	1.2		180	1290
315					3.65	0.48	1.1		230	1400
400					4.30	0.57	1.0		250	1550
500					5.15	0.68	1.0		260	1780
630					6.20	0.81	0.9	4.5	320	2100
800					7.50	0.98	0.8		350	2560
1000					10.30	1.15	0.7		450	2800
1250					12.00	1.36	0.6		490	3200
1600					14.50	1.64	0.6		640	4000
2000					17.14	1.94	0.6		800	4900
2500					20.26	2.30	0.5		1180	6300

 

Rated capacity(kVA)	H.V.  (kV)	Tapping range	L.V.  (kV)	Vector group	Loss(kW)		No-load current (%)	Impedance voltage (%)	Weightb (kg)
					Load loss	No-load loss			oil	Total
50	30,33,35 ,38.5	±5%                or          ±2*2.5%	0.4   0.415 0.433	Dyn11        Yyn0      Yd11	1.27	0.21	2.0	6.5	265	860
100					2.12	0.29	1.8		310	1150
125					2.50	0.34	1.7		320	1190
160					2.97	0.36	1.6		360	1230
200					3.50	0.43	1.5		390	1300
250					4.16	0.51	1.4		425	1480
315					5.01	0.61	1.4		460	1590
400					6.05	0.73	1.3		490	1760
500					7.28	0.86	1.2		540	2150
630					8.28	1.04	1.1		620	2380
800					9.90	1.23	1.0		780	2800
1000					12.15	1.44	1.0		850	3410
1250					14.67	1.76	0.9		950	3890
1600					17.55	2.12	0.8		1060	4620
2000					19.35	2.72	0.7		1195	5345
2500					20.70	3.20	0.6		1285	5960
3150					24.30	3.80	0.6	7	1470	6695
4000					28.80	4.52	0.5		1760	8350

 

Detailed Photos

Service Environment
Device types: outdoor type
Normal environment conditions of use: the elevation not more than 1000 m
Environmental highest temperature + 40°C, minimum-25°C
The special environment conditions of use: elevation of more than 1000 m
Environmental highest temperature + 40°C, minimum-45°C. (when you order details)
Mounting ambient: no corrosive gas, no obvious dirt environment.
 

Advantages

1. Low loss, low noise, low partial discharge, low temperature rise and energy-saving
2. Adopt the latest insulatoin structure
3. Excellent anti-short-circuit ability.

4. As to the heat dissipating element adopts corrugated sheet or sheet radiator and other components.

5.The iron core adopts high quality cold rolled graind oriented silicon steel sheet ,it is low loss and small magnetostriction.The whole iron core adopts the structure of 45-degree full oblique joint and round cross-section, which will not be loosened due to vibration during transportation and operation.
 

 

Packaging & Shipping

Custom Packaging Solutions

We offer flexible packaging options tailored to your needs, including wooden cases or iron racks.  

Shipping Options:
Finished Products: Ready-to-use items shipped directly.  
Partial Components: Select parts or semi-assembled units for customization.  

Why Choose Us?
Factory Direct: Competitive pricing with no middlemen.  
Adaptable Service: Personalized solutions to meet diverse requirements.  
Reliable Support: End-to-end assistance for seamless orders.  

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Company Profile

Zhejiang Luoke predecessor was Yueqing Luoke Power Electric Appliance Co., Ltd., which was established in 2010. Due to the company's development needs, it was renamed Zhejiang Luoke Power Technology Co., Ltd. in 2018. It is a company with distribution network automation products as the main body, integrating design, research and development, production, and sales of power system products. The company mainly produces 10-35kV medium voltage inflatable cabinet special current and voltage transformers, primary and secondary fusion column switch special current and voltage and electronic transformers, center cabinets, ring network cabinets and other supporting current and voltage transformers and zero sequence transformers.

The company has a high-end technology research and development team and first-class production equipment in the industry. With unique design and leading technology, it can not only produce conventional products that meet national standards, but also meet the technical requirements (including appearance) provided by customers.We have passed ISO9001, IsO14001, ISO45001 system. Our products have passed national "ccc certificate", "coc certificate" and several national authoritative laboratory type test certificate, such as Wuhan High Voltage Research Institute. and Xi'an High Voltage Research Institute.With our excellent quality, design and manufacture, competitive price advantage, good service, efficient assistance, our products hot sell in China and have been exported to Asia, Europe, Africa, Middle-east and America countries and areas.In the development, the company has always insisted on taking scientific and technological I innovation as the driving force, market demand-oriented, and the tenet of "safe production,l customer first, first-class quality", high requirements and high starting point. High standards continue to develop new products that adapt to changes in the market. Under the fierce market competition, the company gives full plav to its technological advantages to meet customer needs. " Innovative development,win-win cooperation" in the future development, Zhejiang Luoke will play the goal of striving for a well-known brand, take customer satisfaction as the purpose, and work together, develop together, and create brilliance with new and old customers from all walks of life. Dedicated to the safe and efficient use of electricity, we warmly welcome all over the world friends cooperate with us!

Our workshops

 

Our Advantages

Choose us for reliable, innovative, and customized transformer solutions that power your success.
 

Our Customers

Exhibition

FAQ

1. What customization options do you offer?
We provide tailored solutions based on your specific requirements, including adjustments to dimensions, performance specifications,
and other technical parameters. Contact us with your needs, and we'll confirm feasibility.  

2. How do I request a custom product?
Simply send us your detailed specifications (e.g., technical drawings, performance standards, or samples). Our team will evaluate and provide a solution within 2 business days.  

3. Are there minimum order quantities (MOQ) for customized products?  
MOQ depends on the complexity of customization. Standard products may have low MOQs, while highly specialized designs may require larger volumes. Discuss your needs with us for clarity.  

4. What's the lead time for custom orders?  
Lead times vary based on design complexity and order volume. Standard products ship in 2 weeks, while custom projects may take longer. We'll provide a timeline after reviewing your requirements.  

5. Can you meet international certifications/standards (IEC, CE, ISO, etc.)?
Yes, we comply with major international standards. Specify your certification requirements, and we'll ensure compliance.  

6. How do you ensure quality for custom products?
We conduct rigorous in-house testing and offer third-party inspections if needed. Prototypes can be provided for approval before mass production.  

7. What if I need technical support after purchase?
Our team provides lifelong technical assistance, including installation guides, troubleshooting, and spare parts support.  

8. Do you offer samples? Are they free?  
Samples are available for evaluation. Costs depend on product complexity-contact us for details.  

9. What's your payment terms for custom orders?
Standard terms include [T/T, L/C, etc.], with deposits required for custom projects. Terms are negotiable for long-term partnerships.  

10. How do you handle shipping and logistics?
We work with reliable global carriers (DHL, FedEx, sea freight, etc.) and handle customs documentation. Incoterms (EXW, FOB, CIF, CFR, etc.) can be negotiated.