Application: | Universal, Industrial |
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Operating Speed: | Adjust Speed |
Excitation Mode: | Compound |
Function: | Driving |
Casing Protection: | Protection Type |
Number of Poles: | 8 |
Customization: |
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SP-078 Annex 1 - DC motor for rolling mill |
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BASIC INFORMATION | SUPLIER DATA | ||
Nominal Power | KW | 710 | |
Armature voltage | V | 600 | |
Speed (base/maximum) | RPM | 800/1800 | |
Nominal Current | A | ||
Field excitation current | A | ||
Field excitation voltage - SHUNT | V | 310 | |
Inertia | Kg.m2 | ||
Maximum rate of change of current | In/s | 200 | |
Power performance (considering all losses during operation) | % | ||
Non reversing with Jog forward & Jog reverse | y/n | yes | |
Range for speed in jog forward | RPM | ||
Range for speed in jog reverse | RPM | ||
Maximum DI/In permissible | n | ||
Insulation class | type | H | |
Duty Rating | type | IEC S1 | |
Type of framework, main poles & interpoles | type | Fully laminated | |
Type of mounting (IM xx) | type | 1001 - B3 | |
Type of cooling (IC xx) | type | IC W37A86 | |
Type of protection (IP xx) | type | IP54 | |
Type of bearing | type | ||
Compensating windings | y/n | yes | |
Operating mode | type | 1Q | |
Grounding brush (to prevent current passing thru bearings) | y/n | yes | |
Transparent inspection covers | y/n | yes | |
Is the motor designed to work with 6 pulses thiristor bridge? | y/n | yes | |
Shaft extension for pulse generator mounting | y/n | yes | |
OVERLOADS FOR STANDS | SUPLIER DATA | ||
115% continuosly? | y/n | yes | |
125% for 2 hours? | y/n | yes | |
Capable for carrying for one minute | y/n | yes | |
Base speed 100%- Load occasionally applied 200% Load frequently applied 175% |
y/n | yes | |
200 % of Base speed - Load occasionally applied 200% Load frequently applied 160% |
y/n | yes | |
More than 300 % of Base speed - Load occasionally applied 175% Load frequently applied 140% |
y/n | yes | |
Carrying for two minute - only to prevent mechanical injury | |||
Overspeed 25 % of maximimum speed | y/n | yes | |
SENSORS AND ACCESORIES | |||
Terminal box with IP55 wired to motor and sensors | y/n | yes | |
Temperature sensor for armature winding | y/n | yes | |
Temperature sensor for excitation winding | y/n | yes | |
Temperature sensor for bearings | y/n | yes | |
Auto-condensation Heater | y/n | yes | |
Sensors for heat exchager | y/n | see Heat Exchanger information | |
Pressure switch for air | y/n | yes | |
Detector for water losses | y/n | yes | |
Pulse generator with overspeed | y/n | yes | |
Brush wear sensor | y/n | yes | |
MOTOR DIMENSIONS | SUPLIER DATA | ||
Motor weight | Kg | ||
Cooler weight | Kg | ||
Shaft height | mm | suggested 400 | |
Motor width | mm | ||
Cooler width | mm | ||
Motor depth | mm | ||
Cooler depth | mm | ||
Motor height | mm | ||
Cooler height | mm | ||
HEAT EXCHANGER INFORMATION | SUPLIER DATA | ||
Temperature measuring devices (air & water) | y/n | yes | |
Leakage air filter | y/n | yes | |
Flow switch | y/n | yes | |
Pressure switch for air | y/n | n/c | |
Detector for water losses | y/n | yes | |
Required cooling water flow | m3/h | ||
Pressure drop in cooler | bar | ||
Cooling water temperature | ºC | ||
Water temperature rise | ºC | ||
Maximum permissible inlet water temperature | ºC | ||
MAINTENANCE & ENVIRONMENT INFORMATION | SUPLIER DATA | ||
Brushes lifetime (ordinary condition) | month | ||
Bearing service lifetime at max. Speed | month | ||
Permissible shaft load | N | ||
Permissible axial bearing load | N | ||
Sound pressure level (according to ISO 3746) | db (A) | ||
Acoustic pressure level (according to ISO 3746) | db (A) | ||
ADDITIONAL INFORMATION | REQUIREMENTS | SUPLIER DATA | |
Vibration levels | Supplier should give tables with frequency [Hz] vs maximum vibration displacement, speed and acceleration | ||
Winding insulation system | Supplier should give a briefly description of the system | ||
Power & Torque Curves | Supplier should give curves of power vs speed, torque vs speed and torque vs current |
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