Jiangsu Yawei Transformer Co.,Ltd.

1250 KVA Epoxy Resin Cast Delta Star Dry Type Step Down Transformer

1250 KVA Epoxy Resin Cast Delta Star Dry Type Step Down Transformer

This is a 1250kva three phase dry type transformer with resin cast insulating method. YAWEI can supply CE certified dry transformers according to customers' different requirements.
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Description
Technical Parameters
Products Description
 

 

Three-phase dry-type transformer is a type of transformer that does not use cooling oil. It uses air or other gases as the cooling method and has the characteristics of compact structure, no oil, no pollution, and good fire resistance. Its main structure includes primary and secondary coil, iron core (magnetic core), which can be used for voltage regulation, impedance matching, safety isolation, etc. in electrical equipment and wireless circuits.


Dry-type transformers have a wide range of practical applications, often used in distribution substations, factories, mines, and other places that require voltage transformation. Due to its oil-free and pollution-free characteristics, it can operate stably for a long time in harsh environmental conditions. Meanwhile, it has low energy consumption, high efficiency, and good anti-interference and overload capabilities, which can adapt to complex and changing power environments.

 

This 1250 KVA epoxy resin cast dry type transformer was delivered to Uzbekistan in 2023. The rated power of the dry type transformer is 1250 KVA, the primary voltage is 10 KV and secondary voltage is 0.4KV with delta star connection. Cast resin technology provides excellent insulation and environmental protection, together with the foil winding technology inside the resin offers the ultimate dry type transformer in terms of dielectric performance and short circuit withstand ability and ensures long term reliability for both distribution and special applications. cast resin transformers can be supplied with either aluminum or copper windings together with possibility of class F or class H insulation system, they can be designed to in-door or out-door installation with different enclosures.

 

Scope of Supply

 

Product: resin cast dry type transformer

Voltage level: up to 35KV

Rating level: up to 20MVA

The transformer can be designed according to customer's requirements

 

1250KVA 10/0.4KV Dry Type Transformer Technical Data Sheet

 

Type Resin cast
Model

SCB11-1250KVA

Cooling Method

AN/AF

Primary and Secondary (HV/LV) 10/0.4kv
Rated Frequency

50 Hz

Rated Power 1250 KVA
Rated Current (HV/LV)

72.17/1804.22

Voltage Ratio

(10±2*2.5%/0.4)

Impedance

6%

Connection Group

Dyn11

Voltage Regulation No-load tap
Insulation Level

F

Winding insulation level: full wave impulse/power frequency 

75kV/35kV

No-load loss 

1880W

On-load loss

9690W

No-load current 

0.85%

Total loss 

11570W

Weight 

2.98T

 

General Drawing

 

SCB11-1250 drawing1

 

Workshop Display

 

4364413871221468288621420577107590704305737238n 4365360001221468288801420575726196350338916951n

4438213271221468288201420576991072747766853082n 4438227301221468288501420577794954329241586653n

 

How to produce a transformer according to customers' requirements?

product-1-1

 

Dry Type Transformer Advantages:

1. No Fire Hazard

2. Safety for people and property

3. Outage customer costs

4. Ecological and Environmentally Friendly

5. Maintenance & Pollution Free

6. Suited for damp and/or contaminated

7. Excellent resistance to short circuit effect

8. Excellent capacity to support overload

9. Excellent performance toward seismic phenome

10. Saving Costs give lower installation related costs

11. Easy Installation

 

Packing and delivery of single phase pole transformer

Wooden box packaging can provide strong protection and reduce the impact and vibration on transformers during transportation. Wooden case has good sealing performance, can prevent moisture and dust from entering, so can well protect transformers from environmental factors, easy to stack and fix, facilitate loading and unloading and handling during transportation, and improve logistics efficiency.

1706235237041 3

FAQ

1. How soon can you delivery the transformer?

It depends on the quantity and capacity of the transformer, normally within one month since the date drawing confirmed by buyer.

 

2. How long can you provide the quality warranty?

24 months since the date transformer operated.

 

3. What payment method do you accept?

T/T (wire transfer) preferred, L/C both accepted.

 

 

 

 

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