SUPPLY AND INSTALLATION OF VF DRIVE FOR [ SUPPLY AND INSTALLATION OF VF DRIVE FOR EOT CRANE 50/ 10 T SUITABLE FOR 45KW MH DRIVE MOTOR. EQUIVALENT TO YASKAWA VARISPEED G7 SERIES, 400 V CLASS, RATED OUT PUT KVA: 74 KVA, RATED OUTPUT CURRENT: 97 AMP, MAX OUTPUT VOLTAGE: 380/ 480 V, RATED OUTPUT FREQUENCY: 400 HZ BY PARAMETER SETTINGS, ALLOWABLE VOLTAGE FLUCTUATION- 15 TO + 10 %, ALLOWABLE FREQUENCY FLUCTUATION: +/- 5 %, 12 PULSE INPUT, SPEED CONTROL RANGE: 1: 200, OPEN LOOP VECTOR 2 CONTROL, 1: 1000, FLUX VECTOR CONTROL, TORQUE CHARACTERISTICS: 150 %/ 0. 3 HZ, 150 %/ 0 MIN- 1, FLUX VECTOR CONTROL BRAKING TORQUE: APPROX: 125 % WHEN USING BRAKING RESISTOR, CONTROL METHOD: SINE WAVE PWM. NOTE: FIRM HAS TO INSTALL THE VF DRIVE IN THE EXISTING CONTROL PANEL BY REMOVING EXISTING UNIT AND RETROFIT AND ADJUST ALL THE PARAMETERS AS PER THE LOAD SPEED REQUIREMENTS ON THE EOT CRANE WITH NO LOAD AND MAXIMUM LOAD CONNECTED. MAKE: YASKAWA VARISPEED G7 OR SCHNEIDER EQUIVALENT MODEL ATV71HD45N4 OR ABB EQUIVALENT MODEL ACS 550- 01 0871- 4. ]