Electrolytic starter (LRS) for high power slipring motors ...

EPM Electrolytic starter (LRS) for slipring motors from 550 to 20,000 kW. EPM electrolytic starter can be used to start slipring motors from 500 kW to 20,000 kW.

(PDF) Technical Evaluation and Practical Experience of ...

Voltage waveform at the rectifier input side of an 18 000-hp LCI SAG mill drive. (a) Line-to-line bus voltage waveform (11 270-V peak). (b) Average rms value of the associated frequency spectrum ...

VFD Harmonic caused drive failure and Arc Flash | Encon ...

It consists of a 25mw, 11kv, 1500rpm, 50Hz, steam Turbine Generator (TG), a 31.5mva, 11/110kv export transformer at the grid's main incoming PCC, a 130tph, 110kg/cm2, 545oC Boiler with VFD drives for its auxiliary loads, and a 5,000tpd sugar plant with 4sets of 560kw, 690v VFD Mill drives, a set of 2x850kw, 6P,11kv, SRIM Fiberizer drive and a ...

Abbas Mohseni Dizaji - Project Manager - Payesh Farayand ...

Abbas Mohseni Dizaji | Iran | Project Manager at Payesh Farayand Alborz | 500+ connections | View Abbas's homepage, profile, activity, articles

Vfd To Drive Ball Mills - Mooladhara

11kv vfd for sag mill - leehosea. Understanding Variable Speed Drives part 2. Apr 01 1999 when applied properly the variable frequency drive vfd is the most effective motor controller in the industry today modern vfds are affordable and reliable have flexibility of control and offer significant electrical energy savings through greatly reduced electric bills they are used in a wide variety of ...

Increase Productivity through Harmonic Solution | Encon ...

It included 4nos 450 kW DC Mill Drives, 2nos 560 kW AC SRIM motor Fiberizer drives, 225 kW Leveller and 187 kW Chopper. The second 6 MW, 11kV TG was meant for uninterrupted excess power export to the grid. Through a 3.15 MVA, 11kV/ 415V, Dyn11 transformer it supplies power to boiling house, sugar house and power plant's auxiliary load.

Guylain Kazinguvu Munangami - High Voltage Maintenance ...

Guylain Kazinguvu Munangami | Congo (DRC) | High Voltage Maintenance Supervisor at Tenke Fungurume Mining S.A.R.L. | I have been involved in various high voltage related equipments construction and maintenance for more than 13 years-now, I worked during two years for CONCO ( consolidated power project ) fully building substations in DRC ; 220 kV SNEL N/R substation in …

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Siemens Standard Drives Application Handbook

design. Siemens Standard Drives division manufacture standard inverters up to 90kW for this purpose. 2. Siemens Standard Drives Product Range. The current product range consists of four different product types: The MICROMASTER Vector. A VSD high performance inverter for general purpose applications available in various voltage ranges and power ...

Medium Voltage Converters | Siemens frequency converter ...

With systems in motor voltage classes from 1.4 kV to 13.8 kV, and power ratings from 150 kW to 85 MW, Siemens drives are built to provide the reliability, longevity and quality that modern applications demand – because in today's competitive market, downtime is not an option.

V&T EcoDriveCN® drives provide 10KV medium voltage motor ...

Typical applications of V&T EcoDriveCN® medium voltage motor soft starters: Turbo blowers, sinter fans, centrifugal blowers, blast furnace blowers, wind-tunnel drive, gas compressors, turbo compressors, screw compressors, pipeline compressors, cryogenic compressors, centrifugal compressors, reciprocating compressors, high pressure injection pumps, sag mills, ball mill system.

Drive Technology | Products & Services | Siemens Global

Electric motors from Siemens offer maximum efficiency and an innovative platform concept to ensure the highest standards of performance. They offer the potential for major savings in many areas of application. Their sturdy and reliable design, together with good motor protection for a long service life, is a guarantee of quick and easy ...

ABB drives - Technical guide No. 4, Guide to variable ...

saw mill lines. Indefinite shape Materials with an indefinite shape, such as various food products, plastics etc., are processed with plant equipment. Examples of this kind of equipment are margarine stirrers, and different kinds of centrifuges and extruders.

HINDUSTAN ZINC LIMITED-RAMPURA AGUCHA MINE

11KV POWER SYSTEM - 11KV Bus 3A (having total 16 switchgears):- Feeding power to PMCC Stream-III, Capacitor Bank. 6.6KV POWER SYSTEM The 6.6KV Bus, being charged from above said transformers, cater the 6.6KV load of the Ball mills(2800KW), Zinc regrind Mills(450KW) & …

Reliability - Part 4 - Drive Services

IGCT based drives serve in the roughest applications such as rolling mill drives in metals, ball and SAG mill drives in mining or drives in marine propulsion. Moreover, IGCT based converters can be found in power conversion applications such as grid interties (e.g. railway interties in Switzerland, Germany, Austria or Scandinavian countries ...

Md. Shaheen Alam - Sr. Engineer (Electrical) - Premier ...

Tablet press machine have been programmed with SIEMENS S7-200 PLC & SIEMENS S7-200 TD(Text Display) for BEACON Pharmaceuticals at Bhaluka, Mymensingh, Bangladesh. Hot Mill SCADA Designing for Rahim Steel Ltd.

Electrical Exams MCQ: April 2018

b.) Electric field is a non zero constant. c.) Electric field changes with magnitude of the charge given to the conductor. d.) Electric field changes with distance from the centre of sphere. Q.9. To infinite parallel metal plates are charged with equal surface charge density of the same polarity.

Satyajit Das - Head:EPC, Solar and Electrical,Business ...

33/11KV HVD Systems (SIEMENS supplied) Steering initiatives in managing installation and commissioning of all: 11KV HT motors of Pot Room FTP ID Fan (each motor 1.7MW rating), Compressors (each motor 1.7MW Rating), ETP, Pump House, GAP Ball Mill Motor 1.2mT Smelter LT (415VAC) System by ABB

ABB Drives

200 – 6300 kW, 3.3 to 11 kV. ACS6000 . 3 - 36 MW, up to 3.3 kV. MEGADRIVE-LCI . 2 - 150 MW, 2.1 – 2 x 25 kV. ACS6080 . 3 - 36 MW, up to 3.3 kV . Go to Medium voltage AC Overview Close. DCS550 . DCS550 DC drives integrate easily into your machine designs, from new machines to retrofits. DCS880-S . The drive integrates certified Safe Torque ...

High Voltage Motors | Siemens Electric Motors SIMOTICS ...

The high voltage compact IEC motors featuring asynchronous technology cover a power range from 150 kW to 7.1 MW, in all relevant cooling types for low installation heights – in addition to classic fin cooling, also available with tube cooling and water jacket cooling.

BROCHURE Synchronous motors High performance in all ...

• Metals and minerals: rolling mills, hoists, processing lines, semi-autogenous grinding (SAG) mills, ball mills and blowers • Power utilities: pumps, fans and condensers • Pulp and paper: chippers, refiners and grinders • Water and wastewater: pumps • Air separation: compressors

Portable/Mobile Substations | Atlas Electric

PORTABLE SUBSTATION 3 MVA 34,500-3300/1907 volt with primary SF6 circuit breaker, 3.3 KV Ball and Sag mill motor starters, and secondary 2.5 MVA 3300-400Y/230V transformer with main 5000 amp circuit breaker for mill power.

LT / Medium / HT VFD Used In the Industry (part 2)

Medium Voltage AC Drives. ABB is a leading global supplier of medium voltage drives in the range of 250 kW to more than 100 MW. ABB supplies medium voltage variable speed drives for a wide range of applications in the cement, mining and minerals; power; water; …

Vfd Starting Ball Mill - gildevanomroepers.nl

11kv Vfd For Sag Mill. Vfd starting ball mill dogscool be 11kv vfd for sag mill schoolpartner nl Variable frequency drive for pumps Like fans using a variable frequency drive VFD to control the flow rate from a pump rather than using simple throttle control Inquiry starting of ball mill with vfd enguides europe Variable Frequency Drives and Mining.

Optimal medium-voltage drive for low speed and ... - Siemens

sag mill * system availability 99.5% An optimum solution every time Regardless of the task, Siemens has the optimum solution. We have the widest converter technologies portfolio on the market – everything from cycloconverters and current-source DC links to voltage-source 3-level DC link, modular multi-level and cell-based converters. Together ...

Michael Salinas – Gearless Mill Drives electrical project ...

Project consists on replacement engineering for the existing SAG Mill cycloconverter (control, excitation and power part) to be changed from PSR to AC800PEC software platform in order to keep the same standard system on the full production mill line (Ball Mill 1 to 3 and SAG Mill).

Sinamics perfect harmony gh180 - ELTRA TRADE

Sinamics Perfect Harmony is a series of Siemens drives for ... featuring six different technologies, motor voltage classes from 2.3 kV to 11 kV and power ratings from 150 kW to 85 MW. Plus ... There's no such thing as a one-size-fits-all variable frequency drive (VFD). That's why the SINAMICS family of …

Industrial Motors - TMEIC

on VFD power Up to 1,540 rpm Very low speed up to 3,600 rpm Up to 6,500 rpm Voltage Up to 6.9 kV 420 Vac max. 2 – 11 kV 2 –11 kV 2 –13.8 kV 2 –13.8 kV 2.3 -11 kV Up to 6.6 kV 3.3 –13.8 kV Up to 13.8 kV Enclosure Totally Enclosed Fan Cooled –TEFC/ IP55 Totally Enclosed Forced Ventilated – TEFV Drip Proof Forced Ventilated – DPFV ...

Medium-voltage switchgear | Medium-voltage - Siemens …

Be it energy supply corporations, industry or power stations, any owner or user of primary distribution systems for medium voltage places high demands on the switchgear. These include reliable technology, ease of operation, and economy. With our complete range of circuit breaker and switchgear systems for medium-voltage, Siemens sets the standards when it comes to reliable and efficient ...

Chakwesha Chakwesha - Moçambique | Perfil profissional ...

- 88kv and 11kv switchgear/ HV Switching - 11KV Synchronous motors for the Ball and Sag Mills - Mill protection - 550V AC Siemens VSDs (Micromaster & Sinamics) for the various Concentrator slurry pumps, conveyor belts and vibrating feeders - Compressors GA 160 & 250 - Softstarters, Standby generators and Overhead cranes

Siemens Catalog - Industrial Matrix

Siemens is today a global powerhouse focusing on areas such as digitalization, automation and electrification. A German conglomerate company, headquartered in Berlin and Munich, Germany, Siemens has been around since 1847. Siemens and its subsidiaries employ approximately 372,000 employees worldwide and in 2017 their reported global revenue was ...

SINAMICS PERFECT HARMONY GH180

Output voltage A: 2.3 to 11 kV W: 2.3 to 11 kV 4.0 to 11 kV 2.3 to 4.16 kV 6.6 kV (tandem) 1.4 to 10.3 kV SINAMICS SM120 SINAMICS SM150 SINAMICS SL150 Technical Specifications Type of converter Multi-cell voltage source inverter featuring Modular multilevel …

Gearless Mill Drives | Beneficiation | Siemens Global

Siemens has provided about 80 SIMINE Gearless mill drives to the mining industry since 1980. In these thirty-plus years, SIMINE Gearless mill drives have accumulated a combined total of over 500 years in operation time – and this number is steadily growing even as you read this. This is a benchmark we are immensely proud of.