Electric arc furnace transformer 1)OLTC with 12taps 2) low partial discharge&on-load loss 3)comply with IEC Standards

  Electric arc furnace transformer with OLTC

main Feature and Description: 1. Wide-spreading application: Furnace transformer can be used widely for various kinds of furnace. 2. Withstanding short-circuit capability: Operation under the various severe situations 3. Low noise: Cater to the environmental requirement in the cities 4. Low losses: Economical operation Remark: 1. Design and manufacture according to ZBK41002-87 "Arc furnace transformer" 2. Special design and manufacture shall be done according to requirement of customer if the furnace transformer is used for special purpose or not mentioned above.  

Rated Power(kVA)	With Series reator											No Series reactor
	Primary Voltage(kV)	Secondary Voltage(V)	Rated Secondary Current(A)	Type of taping	Connection symbol	Short-Circuit Impedance(%)	Series reactor		No-load Loss(kW)	On-load Loss(kW)	No-load Current(%)	No-load Loss(kW)	On-load Loss(kW)	No-load Current(%)	Short-Circuit Impedance(%)
							Rated power(kVA)	Reactance Voltage Drop(%)							Big	Small
630	66.31010.511	20017011698	1819	no-load tap changing	Dd0Dy11	8-97-8	120	19	2.4	8.6	3	2.2	11	3	24~26	10~11
800			2609				150		2.7	11	2.9	2.7	13.5	2.9
1000			2887				190		3.1	14	2.9	3.1	16	2.8
1250		210180121104	3437				200	16	3.6	17.5	2.6	3.7	18.5	2.6	22~24	9~10
1600			4399				260		4.1	22	2.5	4.6	24	2.5
2000			5499				320		4.6	27	2.4	5.6	28	2.4
2500		220190127110	6561				280	11.2	5.2	32	2.3	6.7	34.5	2.3	21~23	8~9
3150			8267				350		6	39	2.2	8	41.5	2.2
4000		240210139121	9623				340	8.5	7.6	46	2.1				19~21	7~8
5000			12028				360		9.4	54	2
6300		260240210139	13900				430	5.7	11.8	63	1.9
8000			17765				460		15	74	1.8

Electric arc furnace transformer