We at MNC are proud to have recently commissioned 2 Nos. 4HI Cold Rolling Mills for rolling of Blade Steel at JSL Hisar. This was a challanging assignment involving state of the art controls.
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| Fig-1 : Cover Page of JSL House Magazine |
Both the Mills have Been supplied by Sherman International, USA. All the PLC, Drives, MCCs and Control Desks / Panels were supplied by Unique Automation Controls.
The Mills are provided with State of the Art control system including :
a) S7-400 PLCs + WinCC SCADA for Mill Control and interlocking wih following features :
- Speed , Torque and Tension Control
- Diameter , Length and Wrap Calculation
- Automatic Slow Down (ASD)
- Automatic Gauge Control ( AGC )
- Pass Scheduling
- WinCC SCADA for each Mill with Common SCADA in Control Rool
- Engineering station cum IBA High Speed Trending system.
b) SINAMICS DCM (6RA80) for Control of Mill and Coiler Drives + Common POR
SINAMICS G120 for paper winders Control.
All the Drives communicate over High Speed Profibus with Control System.
c) S7-300 for Common Roll Coolant Filtration System
d) Intelligent MCCs with Built in ET200S I/Os to eliminate control Cabling
e) Control Desks with built in ET200S I/Os to eliminate control Cabling
f) All the Automation systems and SCADA Stations ( Including Engineering Station )
communicate on high speed Ethernet network.
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| Fig-2: Article in JSL House Magazine regarding Commissionioning of Mills |
Rakesh, Mukul and Vivek were part of the MNC team which executed this prestigious project at JSL Ltd, Hisar ( Haryana ).
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| MNC Team in the Control Room |
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| Mill-3 Running at Top Speed of 400MPM |
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| View of the Control Room |
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