DC Power Supply System

01.Input : 230v ac, +/-10%, 50hz, single  phase                   
02.Output :0-48v/0-10amps
03.Line and load regulation :+/-0.05% for variations in input and load variations                                                  
04.Ripple: less than 3mv RMS
05.Indications:

• led indications for ac input cv,cc operations                                      
• 4 ½ digit digital meters to read output voltage & load current.

06.Controls:

•  on/off switch at input side
•  coarse and fine voltage set potentiometer                                
•  coarse current set potentiometers.                                           

07.Terminations:

• input through a power card                                       
• output will be brought on to binding  terminals on front panel and also with remote sense terminals  on to rear panel.

08.  Protections   :

• fuse protection will be provided at                                      
• outputs are protected against over loads &  short circuits.                                      

09.Mechanical  :

•  bench top model

• Mains input:  230V, +10%, 50Hz,   Single  phase
• Type  :  CV/CC
• Output

 Voltage:  0-30V

 Current:  0-30A

• Controls: Switch for Unit ON/OFF Coarse & fine controls will be provided on front  panel  for output Voltage  & Current settings.     

• Line Regulation :  + 0.1% max Output Voltage for + 10% change  in mains Input Voltage.
• Load Regulation:  + 0.1% max.Output Voltage Change for No-load to full load or Vice-versa.
• Ripple :Less than  5mV R.M.S.
• Protections  

A) Over load / Short circuit:Automatic crossover type (CV/CC)

B)  Reverse Voltage:Protection against reverse  voltage applied at the output terminals will be provided

C)  Fuse:Fuse protection will be provided for both Input and Output at rear side.

• Indication(s):  Two separate front panel 3½ digit  digital panel meters to monitor output voltage &Current  continuously will be provided.

• Operating Environment :0°C to +50°C                     
• Terminals :  Banana socket(s) at front panel & Piri  strip with remote sensing at rear panel.                                                                 

• Input Supply :230V AC, +/-10%, 50-60Hz, Single Phase
• Output Supply :  0-20V variable
• Output Current: 0-5A
• Line Regulation  :0.1% for change in Mains Voltage
• Load Regulation:0.1% for load change from no load to full load and vice versa
• Ripple & Noise :Less than 1mv RMS
• Stability:Total drift within 8 hrsafter warm up < +/-0.2% plus 5mV
• Operating Temp:0 to +50⁰ C
• Mode of Operation:Linear Regulated with CV/CC technique for 0-20V
• Protections:  a) Fuse protection at AC Input

b) Output is protected against over loads and continuous short circuits.

• Controls: a)  ON/OFF switch at AC Input

 b)  Coarse and Fine potentiometes set the output voltage from 0-20V continuously

 C)  Coarse and Fine potentiometes set the output current from 0-5A continuously

• Indications:a)  LED Indication for AC input

b)  LED indications for CV & CC

c)  3 ½ Digit Voltmeter and Ammeter to read both voltage and current continuously.

Terminations :a)  Input is given through a power card 
b)Output is brought on to binding terminals mounted on

• Front Panel.Mechanical: Bench Top Model

1.  Input:230V, +10%, 50Hz,   Single  phase

 2.Out Put :a) 0 – 15V/0-1A Dual output  continuously variable  by coarse & fine potentiometers mounted on Front panel              

3.  Line Regulation:Better than + 0.01%+ 2mV for input line change  from 207V AC to 253V AC and vice versa

 4.Load Regulation:Better than + 0.01% + 2mV for a load change 

from  no-load to full load viceversa.

5.Ripple & noise:Betterthan1mVR.M.S.

 6.Protections:a)Unit is protected

 against  input surges through Line filter

 b) All the outputs are protected

 against overload and continuous short circuits

 c) All the outputs are fuse protected

 7.Indications:a) One LED for input AC

   b) One DC LED for each output

 c) One 3½digit Digital Voltmeter and one 3½digitDigital Ammeter with a selector switch to read bothVoltage and Current of each output

8.Controls:a) ON/OFF switch to ON/OFF the Unit

 b) AC fuse

c) DC fuse separately for each output

d) Coarse and Fine Potentiometers to set the output  voltage from 0 volts to Max. volts for each channel separately

 e) Coarse and Fine Potentiometers to set the  current form 0 Amps to Max. value for channel separately

 f) Two separate 3 ½ digit digital panel meters to monitor output voltage & current continuously will be provided with a 4 pole/3way Rotary Switch.

 9.Terminals:a) Input is given through 3 pin power card

b) All the outputs are terminated on Piri Terminal strip with remote sensing facility at the rear of the unit.outputs are also brought on to Front Panel on Banana Sockets

 

10.Operating temperature: 0 - 50ºC

11. Cooling:  Natural air cooling/Forced air cooling

12. Mechanical:  Bench top Model

 

 

 

 

• Input voltage  :  230v ac ±10%, 50hz, single phase
• Output voltage  :  0-250v  dc (continuously variable with coarse and fine control)
• Output current  :  5a max.
• Line regulation   :  1% for variations in input from 207v to 253v ac
• Load regulation   :  1% for variations in load from no load to full load  and vice versa
• Ripple    :  ±3 % rms (maximum)

Protections :

A. Unit is protected against input surges                                                

B. Fuse protection is provided at input side of the unit

C. output is protected against over load and continuous short circuits.

Indications  :  led indication for input and output

Metering :  one digital meter for voltage and one digital meter  for current

Front panel controls :

A. On/off switch
B. One potentiometer for coarse control and potentiometer for fine control to set the output voltage.

Operating temp.   :  0-50°c

• Termination : piri terminal strips are provided for both input and output
• Dimensions : 19” rack mounting or bench top as required by you.
• Width=482mm, height=177mm, depth=300mm

 1. Input  : 230V +10%, 50Hz, Single Phase

 2. Output Voltage: 0-16V DC Settable Continuously with two   potentiometers provided on Front Panel clearly marked with coarse and fine voltage control

 3. Output Current  : 0-6A Max

 4. Regulation  :

(Line)             

CV      : <0.1%  +2mV

CC      : <0.1% +250 micro Amps

(Load)    

CV      : <0.1% +2mV for full load to no-load conditio

CC      : <0.1% +250 micro Amps for change in Output voltage from 15V to 0V.

 5. Ripple  : Less than 2mV RMS

 6. Protections :

a. Unit is protected against input surges.

b. Unit is protected against over loadsand continuous short circuits

c. Fuse protection for both input and output.

 7. Front Panel Controls  :

a. Unit ON/OFF switch

b. Coarse Potentiometers to set the output voltage at required level is provided on Front Panel.

c. Input fuse.

d. Output fuse

 e. Binding Terminal for Output.

 8. Front Panel Indications  :

a. LED for Input

b. LED for Output

c. 3½ Digit digital panel meter to read the output voltage.

d. 3½ Digit digital panel meter to read the output   load current.

 9. DIMENSIONS :  Width : 310m

Depth : 250mm

Height: 133mm