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Gayatri Control  

City: Ahmedabad

Province/State: Gujarat

Country/Region: India

Telephone: +91-79-25840686

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Variable Frequency Drive

Variable Frequency Drive
  • Post Date: 3/23/2008
  • Expiry Date: 9/19/2008
Variable Frequency Drive

Detailed Product Description

1) AUTOMATIC ENERGY-SAVING FUNCTION
With its Automatic Energy-saving Function, the L300P delivers real-time energy-saving operation for your fan and pump applications. The function insures that motor operates at minimum current in response to the torque required by the load.
2) ENHANCED INPUT/OUTPUT TERMINALS
Three relay output terminals are provided as standard for flexible interface to external
control systems.
3) ANALOG OUTPUT MONITOR
In addition to PWM monitor(FM), programmable analog output monitors are also available for
both voltage(0-10VDC) and current(4-20mA) at AM and AMI terminals of the L300P.
4) INTELLIGENT INPUT/OUTPUT TERMINAL SYSTEM
The L300P features an intelligent control terminal system, which allows necessary
drive I/O functions to be freely programmed.Input terminals can be ed for either
sink or source type logic.
5) EASY- TO-USE OPERATOR PANEL
Output frequency,Output current,Rotation direction,Process variable, PID feedback,Intelligent input terminal status
Intelligent output terminal status,Scaled output frequency,Output voltage,Power Cumulative RUN time
Cumulative power-on time,Trip event,Trip history,Warning code

6) EASY-REMOVABLE COOLING FAN AND DC BUS CAPACITOR
Cooling fan(s) and DC bus capaci-tors can be easily changed in the field. A fan ON/OFF function can be activated to provide longer cooling fan life.
7) REMOVABLE CONTROL CIRCUIT TERMINALS
Eliminates control rewiring when field replacing the L300P.
8) COMPACT DESIGN
The L300P抯 compact size helps economize panel space.Installation area is reduced by approximately 30%  that of our previous series.(Comparison of 11kW (15HP))
9) EASE OF OPERATION WITH DIGITAL OPERATOR (OPE-SR)
Output frequency can be controlled by the integral potentiometer provided as standard on the OPE-SR.The OPE-SR can be removed for remote control, and has an easy-to-see 4-digit display and LEDs to indicate the unit being monitored (i.e. frequency, amps, power, etc.)
A multilingual operator (English, French, German, Italian,Spanish, and Portuguese) with copy function (SRW-0EX) and a digital operator without potentiometer (OPES)are also available as options.
10) BUILT-IN RS485
RS485 is provided as standard for ASCII serial communication.
11) PROGRAMMING SOFTWARE
Optional PC drive configuration software which runs on Windows?Operating System.
12) USER ION OF COMMAND FUNCTIONS (Quick Menu)
You can  frequently used commands and store them for fast reference.
13) EMI FILTER
EMI filters to meet European EMC (EN61800-3, EN55011) and low-voltage directive (EN50178) are available for system conformance.
14) CONFORMITY TO GLOBAL STANDARDS
CE, UL, c-UL, C-Tick approvals.
15) REDUCED NOISE  MAIN CIRCUIT POWER SUPPLY AND
CONTROL CIRCUIT POWER SUPPLY
Disturbance voltage of the main circuit power supply and of the control circuit power supply has been improved by approximately 15dB( V) and 20dB( V) respectively compared to our previous model(J300), resulting in significant reductions to noise interference with sensors and other peripheral devices.
16) NETWORK COMPATIBILITY
The L300P can communicate with DeviceNet?PROFIBUS? LONWORKS? Modbus?RTU*1,
and Ethernet?2 with communication options.
17) HARMONICS MITIGATION
Terminals for the connection of a DC Reactor are provided as standard for harmonics suppression.

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