For Sale - SRP - 3169 - Variable Speed Drives - L&T

1) Varispeed F7:
- Powerful, compact, energy-saving, current vector control inverter
- Wide voltage range: 320 to 530 V AC
- Four -in-line control
a. Open loop control
b. V/f with PG
c. Standard V/f
d. Flux Vector
- 1:100 speed control range
- Static/dynamic auto-tuning on any motor
- High slip braking function
- Copy function for faster parameter loading
- Complete motor protection
- Built in PID loop with sleep function to save more energy
- Braking chopper in-built up to 18KW

2) Varispeed G7:
- 3 level control technology for the LV class
- Unique new 3-level PWM flux vector control method
- Exceptional low speed/high torque control
- Low electrical and acoustic noise
- Low surge voltage
- Constant or variable torque applications
- 0.4 KW to 300 KW power range
- Quick and easy installation
- Auto tuning - static or dynamic
- Field bus compatible
- Energy saving

3) Varispeed V7:
- Simple to wire, truly plug-n-play
- Ready-to-use, with upfront speed control potentiometer
- Digital operator acts as copy unit also
- Can be mounted on DIN rail
- Short circuit proof right on output terminals - Comprehensive motor protection
- Auto tuning - static or dynamic
- DC reactor connectivity for harmonic suppression
- Offers 1:50 speed range in vector mode
- RS485/422 Memobus
- Communication port in-built
- PID and energy savings operation modes
- Upto 16 step multi speed operation
- Accepts high-speed pulse train referencing
4) VS Mini E7:
The E7 drive is designed exclusively for commercial HVAC applications. All features of the drive are designed for this purpose, including building automation communications. Metasys and APOGEE are embedded, Lon Works is a plug-in option. The drive is rated for variable torque. Anti-wind milling, motor preheat, energy-savings, and PI set point control are standard. Different models are available.

5) VS Mini J7:
- New generation micro inverter from Yaskawa - Simple to wire, truly plug-n-play
- Ready-to-use, with upfront speed control potentiometer
- Can be mounted on DIN rail
- Full range automatic torque boost
- Comprehensive motor protection
- DC reactor connectivity for harmonic suppression
- Offers 1:20 speed range as standard
- Cooling fan On/Off Control

6) VS Mini J1000:
J1000 drives are optimized for variable speed needs in compact applications. This micro-drive is simple and reliable. With demand for hassle-free, low maintenance compact drives continuing to increase, J1000 is a perfect solution rendering high performance, high functionality, and high quality.
- Open loop V/f control
- Restriction of hazardous substances (RoHS) compliant
- Dual rating: normal duty and heavy duty
- Starting torque of 150 percent at 3 Hz
- Side-by-side installation due to advanced special alloy hybrid heatsink
- Preferred parameter feature
- One-touch copy function with verify with 5-digit LED keypad
- Increased vibration resistance, from 20 Hz to 50 Hz (0.65G)
- 1 in 10,000 failure rate
- Swing PWM function to decrease noise at low carrier frequencies
- Ingenious pre-maintenance function
- Modbus communication up to 38.4 kbps
- Reduction in mechanical parts to increase MTBF
- Cooling fan replacement without tools
- Mean time between failures (MTBF): 28 years
- Short circuit current rating (SCCR): 30kA rms symmetrical
- Built-in dynamic braking transistor

(For images, please see next pages)

For More Details Contact:
Mifa Systems
Mr. Abhay Upadhye
Tel.: 079 - 26870825 / 26870885 / 26871367
E-mail: sales@mifasystems.com, info@mifasystems.com