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It is designed to meet the needs of heavy type of jobs like: Rolling Mills, Sugar Mills. Shipyards, Maintenance of Machinery and all type of heavy fabricaion.
The set consists of a Heavy Duty transformer housed and secured by means of nuts and bolts in a heavy gauge steel plate tank with heavily wounded Primary and Secondary coils submerged in oil to provide cooling. The current is controlled by means of Air Gap between Primary & Secondary Coil.
The Sterco Arc welding transformers are manufactured in accordance with IS : 1851 (1997) specifications and mounted on three Cast Iron / Rubber wheels with front wheel swiveling and steerable by means of draw bar.
|Model||SRT - 1||SRT - 2||SRT - 3||SRT - 7|
|Welding Currentregulator||Stepless Regulator|
|Maximum output Amps||250||350||450||600|
|Maximum continuous hand welding currentat 60% duty cycles Amps||200||300||400||500|
|Continuous hand welding currentat 100% duty cycles Amps||120||180||240||360|
|Minimum hand welding current Amps.||50||50||50||100|
|Maximum electrodes size in mm.||4||5||6||7|
|Minimum electrode size in mm.||2||2||2.5||3|
|Intermediate electrode size in mm.||5||6||7||8|
|Open Circuit Voltage||65||65||65||65|
|Maximum welding voltage||30||34||38||44|
|Minimum welding voltage||22||22||22||24|
|Primary circuit||380 / 440 V 50 Hz, ( 2 phase of 3 phase A.C. Mains )|
|K.V.A. Rating Maximum continuous hand welding current||13||19.5||26||32.5 KVA|
|K.V.A. Rating according to IS||7.8||12||16||24 KVA|
|Dimensions App. ( L x B x H )||24 x 17 x24||30 x 18 x 24||31 x 19 x 24||32 x 20 x 24|
|Nettweight without Oil ( Apprx. )||190 Kg.||250 Kg.||290 Kg.||375 Kg.|
|Oil Capacity ( in litres )||110||120||140||180|
Note: We reserve the right to change the design and modify specifications at the discretion of our technical department.