Applications Features
CNC Machine Tools Digital Signal Processor
Injection Molding Machines LCD Display for Parameters
Printing Machines Overload Protection
Medical Equipment 1:10 ratio crest factor
Food Processing Machines Natural Air Cooled
Textile Machines- Spinning, Weaving, Knitting, Embroidery, Garments Manufacturing Etc. High Efficiency
  Auto Bypass
Model DS53A/B/C DS103A/B/C DS153A/B/C DS203A/B/C DS303A/B/C DS503A/B/C DS753A/B/C DS1003A/B/C
Topology DSP Controlled IGBT Based Static Volatage Stabilizer
Phase Sequence Three Phase to Three Phase
Capacity 5KVA 10KVA 15KVA 20KVA 30KVA 50KVA 75KVA 90KVA
Input
Nominal voltage 340-460/ 320-480/ 300-500 VAC
Maximum Rated Input Current
@ Nominal input Voltage 340V		 8 17 25 34 51 85 127 153
Maximum Rated Input Current
@ Nominal input Voltage 320V		 9 18 27 36 54 90 135 162
Maximum Rated Input Current
@ Nominal input Voltage 300V		 10 19 29 38 58 96 144 173
Nominal frequency 47 - 53 Hz
Input Circuit Breaker Rating 10A 3P 32A 3P 32A 3P 40A 3P 63A 3P 100A 3P 160A 3P 160A 3P
Input Circuit Breaker Rating 10A 3P 32A 3P 32A 3P 40A 3P 63A 3P 100A 3P 160A 3P 200A 3P
Input Circuit Breaker Rating 16A 3P 32A 3P 32A 3P 40A 3P 63A 3P 100A 3P 160A 3P 200A 3P
Ac connection Terminal block (L1in,L2in,L3in Neutral and Ground wires) provided
Output
Nominal voltage 400/415/420 VAC, Settable
Power efficiency Typically over 98 % (with 20 - 100% load conditions)
Voltage regulation +/- 1%
Maximum rated output current 7 14 22 29 43 72 108 130
AC connection Terminal block (L1in,L2in,L3in Neutral and Ground wires) provided
Environmental
Ambient temperature 0°C to + 45°C, 10 to 90% RH non-condensing
Cooling method Forced Air Cooled
Display
LCD Display 4 Line LCD Display, showing I/P, O/P Voltage , load Percentage, Fault Annunciation, Event log(optional)
Protections
Standards & Safety Designed to meet UL 60950-1 standards. Protection class IP 20.
OV/UV cut off with SPP Electronic cut off circuit with graded time delay for High/Low/Missing Voltage
Overload & Short Circuit Protection CT based electronic Cutoff circuit with graded time delay set @110%of rated full load current
Soft Switch-On This feature ensure that output voltage is never higher than
input voltage upon switch-on, before it commences full stabilization.
Automatic bypass Automatic bypass will be activated when there is a fault condition(Optional)
Surge Test Conditions Per Class 2 Surge (combination wave)
Surge let-through voltages 8 X 20 µs upto 40 kA waveform. L-N < 460V
Resetting Mode Manual and Automatic Option Provided
Physical
Dimensions (L X W X H in mm) 800 X 460 X 550 550 X 450 X 775 600 X500 X 1175
Weight (approx. in Kgs) 50 56 68 68 89 100 135 153
Mounting Wheel Mounted with Breaks
WARRANTY Two year limited warranty, covering repair/replacement of defective parts