S(B)H15 Series Amorphous Alloy Core Transformers


The S(B)H15 series amorphous alloy oil-immersed transformers feature low magnetizing power, high resistivity, and minimal eddy current losses, resulting in exceptionally low no-load performance. They are particularly well suited for use in urban residential communities and on rural power grids with low load factors and long no‑load periods. These transformers are the ideal equipment for lighting and power consumption in both urban and rural areas, and represent an ideal replacement and upgrade for distribution transformers.

Product Description


Product Overview

The S(B)H15 series amorphous alloy oil-immersed transformers feature low magnetizing power, high resistivity, and minimal eddy current losses, resulting in exceptionally low no-load performance. They are particularly well suited for use in urban residential communities and on rural power grids with low load factors and long no‑load periods. These transformers are the ideal equipment for lighting and power consumption in both urban and rural areas, and represent an ideal replacement and upgrade for distribution transformers.

Product Model and Meaning

Terms of Use

1. Altitude ≤ 1000 m;

2. Ambient air temperature: -25°C to +45°C, with an average temperature of ≤+30°C during the hottest month.

3. Environmental Humidity: Monthly average relative humidity ≤ 90%; daily average relative humidity ≤ 95%.

4. Pollution Level: Class III. 
Main Features

1. Ultra-low loss characteristics, saving energy and delivering high power efficiency;

2. The production of amorphous metal materials consumes less energy and boasts ultra-low loss characteristics, significantly reducing power consumption and lowering the output of power plants. This, in turn, cuts CO2 and SO2 emissions, mitigating environmental pollution and the greenhouse effect—while requiring no maintenance and producing zero pollution.

3. Low operating temperature, slow insulation aging, and long transformer service life;

4. High load capacity and high mechanical strength;

5. When subjected to higher-frequency magnetic flux, amorphous cores still exhibit low iron loss and low magnetizing current, without the risk of core saturation. Consequently, amorphous alloy transformers made with amorphous cores possess superior harmonic resistance.

Main Technical Parameters

Performance Parameters of S(B)H15 Fully Sealed Amorphous Alloy Core Transformer

Capacity

Voltage Ratio and Tap Range

Connection Group

No-load loss 
(W)

No-load current 
(%)

Load loss 
(W)

Impedance Voltage 
(%)

High Voltage (kV)

High-voltage tap range

Low Voltage (kV)

30 

6  
6.3  
10  
10.5  
11

±2×2.5% 
±5%

0.4 

Dyn11

33 

1.50 

630 

50 

43 

1.20 

910 

63 

50 

1.10 

1090 

80 

60 

1.00 

1310 

100 

75 

0.90 

1580 

125 

85 

0.80 

1890 

160 

100 

0.60 

2310 

200 

120 

0.60 

2730 

250 

140 

0.60 

3200 

315 

170 

0.50 

3830 

400 

200 

0.50 

4520 

500 

240 

0.50 

5410 

630 

320 

0.30 

6200 

4.5 

800 

380 

0.30 

7500 

1000 

450 

0.30 

10300 

1250 

530 

0.20 

12000 

1600 

630 

0.20 

14500 

Ordering Instructions

1. Product model, voltage level, tap range, and connection group;

2. Order quantity and installation altitude;

3. Special requirements from users regarding electrical appliances, such as the color and material of the enclosure, installation method, and protection rating.


Keywords:

S(B)H15 Series Amorphous Alloy Core Transformers

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