| 1.STATOR wound for single or three phase | | | | – stiff cast iron housing |
| 2.ROTOR | | | | – good damping characteristics of the cast iron |
| If the available rotary motors do not provide sufficient | | | | housing |
| speed and acceleration, with 1FN linear motors and the | | | | Low operating costs, as the motors are |
| SIMODRIVE 611 with digital control we provide a linear | | | | – quality products with a long service life |
| drive system specially adapted to the requirements of | | | | – low power costs and |
| machine tools. | | | | – low maintenance costs. |
| Features: | | | | Siemens motors offer more than the bare minimum |
| · Very high traversing speed up to 360 m/min | | | | demanded by specifications. In addition to the relevant |
| · Extremely dynamic | | | | IEC standards, for instance, our 60 Hz energy saving |
| · Excellent precision | | | | motors also comply with the stringent requirements of |
| · Degree of protection IP65 | | | | EPACT, the US regulatory act. The complete |
| · Saving on mechanical transmission elements such | | | | EPACT-compliant motor series with IEC dimensions is |
| as lead screw, coupling or belt | | | | designed according to the NEMA MG1 electrical |
| · Machining powers up to 20700 N per motor | | | | standard and is meanwhile an established feature of |
| Fig.70 below shows a new development of an | | | | the Siemens product range. EPACT motors that |
| induction motor suitable for various applications including | | | | conform electrically and mechanically to NEMA can |
| explosion protection, oil & gas, chemical, paper and | | | | also be supplied by our NAFTA motor works. |
| steel industry, with details given below. | | | | This strict compliance with EPACT regulations opens |
| H-compact - The basic concept: | | | | the door to the lucrative American market for all |
| The increasing significance of power saving, | | | | export-oriented customers |
| environmental requirements, the desire for smaller | | | | High-energy costs have a significant impact on |
| dimensions and stipulations imposed by national and | | | | operating costs. Cutting the latter will lead to |
| international markets led to the ongoing development | | | | improvements in your plant's profitability. |
| of the H-compact series, which has proven itself over | | | | Energy saving motors is our recipe for success. |
| the years. | | | | Energy saving motors are standard motors, designed |
| H-compact motors are used in the widest range of | | | | to be used anywhere in the world, and always with full |
| industrial sectors, such as oil & gas, chemical, paper | | | | power available. Thanks to their outstanding efficiency, |
| and steel. Here, they drive compressors, fans and | | | | EFF1 energy saving motors permits your power loss |
| blowers, refiners, mills and air-separation compressors. | | | | (heat loss) to be reduced by as much as 45%. |
| H-compact is available in versions, which can be | | | | Our product family: |
| directly connected to the line supply and can be | | | | · High-efficiency energy saving motors that comply |
| connected to drive converters. | | | | with the highest efficiency class (EFF1) |
| H-compact is also available in an explosion-protected | | | | · Improved-efficiency energy saving motors that |
| design. The innovative technology of H-compact | | | | comply with efficiency class EFF2 |
| motors has set new standards for high-voltage | | | | · Energy saving motors in accordance with EPACT |
| motors. | | | | (Energy Policy Act of 1992) for 60 Hz duties |
| · Ribbed and internal cooling for IP55 up to 3000 kW | | | | Our efficiency puts you in the black |
| · Extremely high output for the various shaft heights | | | | Far too little attention is paid to the energy costs of a |
| · Torsion ally rigid, robust frame and end shields | | | | motor before it is purchased. After all, more than 97% |
| manufactured from cast iron with external and internal | | | | of a motor's total life cycle costs are energy costs. |
| ribs | | | | The remainder is accounted for by the costs for |
| · Reliable bearing design | | | | purchase, installation and maintenance. |
| · Rotor with aluminum die-cast cage for high reliability | | | | The operating costs are the key. |
| and low stray losses | | | | Our EFF1 energy saving motors are particularly notable |
| · With the aluminum die-cast cage, 5.000 starts per | | | | for their outstanding efficiency. Your outlay for the |
| annum permissible as standard | | | | original purchase is recovered within a very short time. |
| · On request, motor versions are available with | | | | Our EFF1 energy saving motors soon pay for |
| copper cage instead of the standard die-cast | | | | themselves - with a long service life and practically no |
| aluminum cage | | | | maintenance required. |
| · Long locked-rotor times and high starting torques | | | | The high level of efficiency and the long service life |
| · High impulse strength of the main and conductor | | | | have an another advantage: They reduce the CO2 |
| insulation | | | | emissions and thus protect the environment. |
| · Low noise | | | | Something, which has a very important standing within |
| · Long-term corrosion protection | | | | Siemens. |
| H-compact PLUS: | | | | For three-Phase AC Induction motors, available in 200 - |
| Highest output, reliability, efficiency and modular cooling | | | | 240V (1 or 3-phase input) at power levels up to 3.0 HP, |
| design: | | | | and with 380 - 480V (3-phase) at power levels up to |
| The H-compact three-phase high-voltage motors are, | | | | 120 HP. |
| in their class,unique - and that worldwide. | | | | Size Options: |
| This is new for modular motors up to approx. 5 MW: | | | | 1) 6.10"L x 3.15"W x 5.12"D |
| The motor enclosure and the bearing brackets are | | | | 2) 10.24"L x 3.98"W x 6.89"D |
| made from a high-quality cast iron. This means that the | | | | 3) 10.24"L x 6.73"W x 6.98"D |
| H-compact PLUS is not only highly loadable, but they | | | | 4) 20.47"L x 13.39"W x 8.66"D |
| are also really compact, e.g. for refiners, mills, pumps or | | | | Key Features: |
| compressors. | | | | · Push-button keypad as standard |
| H-compact PLUS is available in shaft heights of 450 | | | | · Variable Torque or Constant Torque |
| mm, 500 mm or 560 mm - with degree of protection | | | | · Drive efficiency typically 95% |
| IP55 or IP23 - water- or air-cooled. | | | | · Optional Filters to meet EMC standards |
| The advantages: | | | | · Meets UL, CSA (UL508c), CE (EN60204-1, |
| All of the modules are perfectly harmonized with one | | | | EN50081) |
| another; it is easy to change from air- to water-cooling. | | | | · Speed range of 0 to 30,000 RPM with regulation |
| This means, you have precisely the power you require | | | | @1% |
| at your fingertips: H-compact PLUS is at home in any | | | | · Minimum full load torque - 3 Hz |
| industrial sector, whether in the basic materials industry, | | | | · Selectable spinning start function |
| chemical-, water treatment-, cement plants or in the | | | | · Eagle EyeTM - remote control, hand-held |
| process industry. | | | | programmer (option) |
| The advantages at a glance: | | | | · Eagle VisionTM - WindowsTM based application |
| Excellent operating data, especially regarding | | | | program to store parameters and data (option) |
| – efficiency | | | | · Braking resistors for Sizes 2 and larger (option) |
| – power factor and | | | | Applications: |
| – starting characteristics | | | | · Heating, Ventilation and Air Conditioning (HVAC) |
| Compact type of construction using a | | | | · Compressors |
| – rugged cast iron design | | | | · Material handling |
| – high output from a low motor size | | | | · Pumping and machine tools |
| Improved cooling for | | | | *Note: Attached along with this is the latest |
| – uniform, low temperature rise | | | | “PROTECTIVE DEVICES” developed by |
| – low cooling power requirement | | | | LARSEN & TOUBRO LIMITED as detailed below with |
| Low cooling noise due to | | | | catalogue:- |
| – optimized ventilation | | | | 1. Solid state analog releases. CT operated for over |
| – open-circuit air cooling with special air intake and | | | | load and short circuit protection. |
| discharge design | | | | 2. Microprocessor based solid-state releases, CT |
| – noise-dampening cooler assembly mounting | | | | operated for over current and earth fault protection. |
| High vibration quality as result of | | | | 3. Thermo magnetic releases for over load and short |
| – low excitations | | | | circuit protection. |