sales scrap copper melting furnace Shanghai Electric Heavy Machinery Co., Ltd

Specifications scrap copper melting furnace

1, GB5226.1-2008 mechanical and electrical safety

2. GB5959.1-2005 electric device

sales scrap copper melting furnace Shanghai Electric Heavy Machinery Co., Ltd 50T medium frequency steel shell induction melting furnace technical specification and complete set range ⅠTechnical program and specification This program is recommended that whole set equipment of the furnace shall be equipped with two furnace bodies user can be readjusted by practical needs. 1.1 Technical program The main equipment of this program is included 2 sets of 13000KVA rectification transformer, 4 low voltage control cabinet, 4 power supply cabinet, total  power is 26000KW. 2 sets 50t MF induction furnace, 1 hydraulic station (double motor double pump, type electromotion), 1 cooling water device, and other auxiliary device. The electric system diagram is as follows:     The output of MF power supply is changed by furnace-changing switch, for the purpose of maintenance and alternative melting.   1.2  Technical parameter  

Name		Unit	Parameter	Remark
Rated capacity		t	50
Max load capacity		t	60
Rated power		kw	26000
Working frequency		Hz	150
Melting rate		t/h	30-35	1600℃
Power consumption		kw.h/t	560-590	1600℃
Inductor inner diameter		mm	Φ2220
Height of inductor		mm	3000
Rated temperature of the working		℃	1600
Incoming voltage		v	1000
Incoming current		A	4050
Electric rectificate mode			24 pulse
Voltage of inductor		V	3400	Double voltage
Cooling water of the furnace	Pressure of incoming water	Mpa	0.25~0.3
	Temperature of incoming water	℃	≤5~35
	Temperature of outlet water	℃	≤55
	Flow rate ( furnace body)	t/h	460	Single furnace (230)
Flow rate ( power source)		t/h	160
Water temperature rise of power source		℃	10
Cooling water pressure for power source		Mpa	0.1~0.2
Hydraulic system	Working pressure	Mpa	12	Doublemotor, double pump
	Flow rate	L/min	190
	Hydraulic medium		Antiwear hydraulic oil	Summer:N68 Winter: N46
	Diameter of the hydraulic cylinder	mm	Φ320
Capacity of the transformer		KVA	13000×2sets	( Reference )
Primary voltage		KV	10 or 35
Secondary voltage		V	1000
Connection way			Extension triangle phase shift ±7.5º namely:D(+7.5º)dyn D(-7.5º)dyn
Impedance voltage			8~9%
Phase number			3 phase input,6 phase output
Pressure adjustment way			No excitation
Cooling way			Strong grease