Push Pull Transformer, Low Frequency Transformer

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Southern Group can provide customers with various specifications of 50/60HZ low frequency power transformers. It is applicable to 50Hz and 60Hz applications in avionics, medical industry, etc.

Push Pull Transformer, Low Frequency Transformer

Features
1. Made by EI type steel sheet, economic and convenient.
2. Wide application and flexible types: it suits medium-sized power.

Operating conditions
1. Ambient temperature: -25℃~+70℃
2. Relative humidity: no more than 90% when the temperature is 40℃;
3. Atmospheric pressure: 860~1060mbar (about650〜800mmHg)

Working frequency range: 50Hz/60Hz

Insulation heat resistance class: class B (130℃)

Typical Performance Parameters and Dimensions

Name	Standard Output (W)	±1	±1	Max	±1	±0.5	Max	±1	±0.3	±1	t	Reference Weight
Name	Standard Output (W)	A	B	C	D	E	F	L	d	S	t	Reference Weight
EI41-20	5.5	36	43.5	43	22.5	18	30	52	3.5*4.5	60	0.8	0.2
EI41-25	7	36	43.5	50	27.5	23	30	52	3.5*4.5	60	0.8	0.25
EI48-18	8	43	50.5	42	20.5	16	33	59	4.5*6.5	69	0.8	0.3
EI48-20	10.5	43	50.5	44	22.5	18	33	59	4.5*6.5	69	0.8	0.37
EI48-24	12.5	43	50.5	50	26.5	21	33	59	4.5*6.5	69	0.8	0.4
EI48-30	15.5	43	50.5	56	32.5	28	33	59	4.5*6.5	69	0.8	0.5
EI57-25	18	60.5	59.5	53	27.5	24	39	72	4.5*6.5	83	0.8	0.65
EI57-30	24	50.5	59.5	58	32.5	28	39	72	4.5*6.5	83	0.8	0.7
EI57-35	30	50.5	59.5	62	37.5	33	39	72	4.5*6.5	83	0.8	0.8
EI57-45	42	50.5	59.5	75	47.5	42	40	72	4.5*6.5	83	0.8	1.1

Note: the high power type requires a support terminal structure.

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