ZJ50DB Drilling electric control system
update：2015-03-18 17:56 Click：times
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A, product introduction Ac frequency conversion electric control system adopts ABB ACS800 series transmission frequency conversion device. In went on a driving mode respectively drive drilling pump (MP), winch (DW), turntable (RT). System
introduce
A, product introductionAc frequency conversion electric control system adopts ABB ACS800 series transmission frequency conversion device.In went on a driving mode respectively drive rig123.net' target='_blank'>drilling pump (MP), winch (DW), turntable (RT).System operation is stable, reliable, safe, and have perfect protection function.
Second, the technical parameters
1, rated voltage: 3 ac 380 v to 415 v + 10% / 3 to 380-500 - v ac + 10% / 660/690 / + / - 10%
2, the output voltage: ac 0 ~ 3 motor voltage;
3, input frequency: 48-63 hz;
4, output frequency: 0 ~ 300 hz;
5, power factor: 0.93 ~ 0.95;
6, overload ability:
Light load application 1.1 * In every 10 minutes to allow for 1 minute,
Reloading the application of Ihd, 1.5 * every 10 minutes to allow for 1 minute,
Maximum overload of Ihd, 1.8 * allow 2 seconds every 60 seconds.
Third, technical characteristics
1, full digital microprocessor control;
2, direct torque control (DTC), speed closed-loop;
3, since the optimization function;
4, the automatic restart function;
5, programmable, deceleration slope function generator;
6, current and torque limit function;
7, free function module;
8, energy consumption braking functions;
9, via fieldbus PROFIBUS and PLC communication;
10, winch braking energy alternative auxiliary brake, the hover of drilling tool function;
11, overvoltage, undervoltage protection;
12, over current, short circuit protection;
13, over temperature protection;
14, motor blocked, stalling protection;
15, earth fault protection.
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