Crown Electronic Systems

Multi Output DC Regulated Power Supply

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SPECIFICATION :

INPUT VOLTAGE              :    230V + 10% AC 50Hz

OUTPUT VOLTAGE /       :    (A) 0-30V DC  / 2A
CURRENT                                   (B) 0- +15V DC / 1A
                                                          (C) 0-5V DC /5A

LOAD REGULATION      :    + 0.05% From on load to full load

LINE REGULATION            + 0.01% for + 10% variation input voltage

OPERATING MODE        :     Independent & Tracking mode


RIPPLE                                 :     Less than 1mV


METER                                    (1) Two Digital meters to monitor the output voltage & current 
                                                        output A
                                                        (2) One Digital meter to monitor the output voltage of output B, 
                                                        selectable by switch 
                                                         (3) One digital meter to monitor the voltage of output C


PROTECTION                :       Against short circuit & overload


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Dual Output DC Regulated Power Supply

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  "CROWN" made Dual Output DC Regulated Power Supply are constant Voltage & Constant Current type supplies, have high regulation for Load & line Voltage variation. The supply can be use in independent & current tracking made. The supply are protected against short circuit & over load. The output current can be limited to any value from 0 to maximum.

SPECIFICATION  :

                         OUTPUT VOLTAGE                                      CURRENT (MAX)
                                 0 - + 30V                                                          10A
                                 0 - + 30V                                                           5A
                                 0 - + 30V                                                           2A
                                 0 - + 30V                                                           1A
                                 0 - + 60V                                                           1A
                                 0 - + 60V                                                           2A
                                 0 - + 60V                                                           5A

INPUT VOLTAGE                :        0 - 230V + 10% AC 50 Hz


LOAD REGULATION (CV)  :       ± 0.05 % ± 3mV From no load to full load
LOAD REGULATION (CC)  :       + 0.05% + 1mA From no load to full load

LINE REGULATION (CV)    :       ± 0.01 % ± 3mV for +10% variation input voltage
LINE REGULATION (CC)    :       + 0.01%  + 1mA for +10% variation input voltage

OPERATING MODE             :      Independent & Tracking mode.

RIPPLE                                 :       Less than 1mV


METER                                 :       Four Digital meters to monitor the output voltage & current of 

                                                      A & B supply                                                    

PROTECTION                      :        Against Short circuit & overload.


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DC Regulated Power Supply 0 - 30V/10A

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For further details or requirements, Email us or send Enquiry

SPECIFICATION :-

INPUT VOLTAGE               :        230V  + 10% AC 50 Hz

OUTPUT VOLTAGE           :        0 - 30V DC Continuously Variable with Coarse & Fine Control

OUTPUT CURRENT            :       0 - 10A Settable with Coarse & Fine Control

LOAD REGULATION (CV)  :       + 0.05 % ± 3mV From no load to full load
LOAD REGULATION (CC)  :       + 0.05% + 1mA From no load to full load

LINE REGULATION (CV)    :       + 0.01 % ± 3mV for +10% variation input voltage
LINE REGULATION (CC)    :       + 0.01%  + 1mA for +10% variation input voltage

RIPPLE                               :        Less than 1 mV

METER                             :       Two Digital meters to monitor the output voltage & current

INDICATION                       :        LED FOR CV & CC Operating Mode

PROTECTION                    :        Against short circuit & over load

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DC Regulated Power Supply 0 - 30V/5A

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For further details or requirements, Email us or send Enquiry

SPECIFICATION : - 

INPUT VOLTAGE                  :       230V + 10% AC 50Hz

OUTPUT VOLTAGE              :      0 - 30V  Continuously Variable With Coarse & Fine Control

OUTPUT CURRENT              :      0 - 5A Settable Coarse & Fine Control

LOAD REGULATION (CV)   :      + 0.05%  + 3mV  From No Load to Full Load
LOAD REGULATION (CC)   :      + 0.05% + 1 mA From No Load to Full Load

LINE REGULATION (CV)     :      +0.01% + 3mV for +10% variation input voltage
LINE REGULATION (CC)     :      +0.01% + 1mA For +10% variation input voltage

RIPPLE                                 :      Less than 1mV

METER                                 :      Two Digital Meter to monitor output voltage & current

PROTECTION                      :       Against short circuit & overload


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DC Regulated Power Supply 0 - 30V/2A

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For further details or requirements, Email us or send Enquiry
SPECIFICATION : - 

INPUT VOLTAGE                  :       230V + 10% AC 50Hz

OUTPUT VOLTAGE              :      0 - 30V  Continuously Variable With Coarse & Fine Control

OUTPUT CURRENT              :      0 - 2A Settable Coarse & Fine Control

LOAD REGULATION (CV)   :      + 0.05%  + 3mV  From No Load to Full Load
LOAD REGULATION (CC)   :      + 0.05% + 1 mA From No Load to Full Load

LINE REGULATION (CV)     :      +0.01% + 3mV for +10% variation input voltage
LINE REGULATION (CC)     :      +0.01% + 1mA For +10% variation input voltage

RIPPLE                                 :      Less than 1mV

METER                                 :      Two Digital Meter to monitor output voltage & current

PROTECTION                      :       Against short circuit & overload


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Digital Panel Meter DPM

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“CROWN” made DIGITAL PANEL METER (DPM) are the best products available in the industry. We follow the best manufacturing practices to provide our buyers world class products at the best possible prices.

SPECIFICATION : 

SINGLE FUNCTION ,  SINGLE RANGE 

DISPLAY                              :        3 ½ Digit LED 12.5mm High

RESOLUTION                       :       1 in 1999 Count

BASIC ACCURACY               :       ± 0.1%  ± 1 Digit

OPERATING VOLTAGE         :        230V AC ± 10%
                                                     OR 110V ± 10% AC / 12V DC For DC Range (Optional)

DC VOLTAGE                       :         0 to + 199.9mV or +1.999V or +19.99V or +199.9V or + 1000V

AC VOLTAGE                       :         0 to + 199.9V or + 1.999V or + 19.99V or +199.9V or +750V 

DC CURRENT                       :         0 To ± 199.9μA or ± 1.999mA or ± 19.99mA or ± 199.9mA or
                                                      ± 1.999A or ± 19.99A

AC CURRENT                        :         0 To 199.9μA or 1.999mA or 19.99mA or 199.9mA or 1.999A or
                                                       19.99A

PANEL CUT OUT                   :         (A) 92mm (H) X 92mm (W) X 65mm (D)
                                                       (B) 46mm (H) X 92mm (W) X 65mm (D)
                                                       (C) 72mm (H) X 72mm (W) X 65mm (D)



Testing & Measuring Instruments Manufacturer

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Digital Micro Ohm Meter (Rotary Switch) 53C

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For further details or requirements, Email us or send Enquiry


“CROWN” made DIGITAL MICRO OHM METER -53C  is a compact high reliability 3 ½ digit instrument suitable for measurement of resistivity of copper wires from 70 SWG to 50 SWG resistance of cables , windings , coils , heater elements & contact resistance of switches , relays etc. Emphasis in the design of this instrument has been to provide quick , stable & repeatable readings of resistance . The instrument uses 4 terminal measurement so that resistance of test leads & contacts in eliminated from test results . Actual value of resistor is directly displayed on seven segment 12.5mm display.

 SPECIFICATION :-

RANGE OF MEASUREMENT       :           1 micro ohm to 19.99 K Ohm in eight ranges

     RANGE                                  NOMINAL TEST CURRENT                         ACCURACY

0 - 1999 µ Ohm                                    1.50A                                                   ± 0.3% + 2 Digits
0 - 19.99 m Ohm                                  0.75A                                                   ± 0.2% + 2 Digits
0 - 199.9 m Ohm                                  0.75A                                                   ± 0.2% + 2 Digits
0 - 1.999 Ohm                                      75mA                                                   ± 0.2% + 2 Digits
0 - 19.99 Ohm                                      7.5mA                                                  ± 0.2% + 2 Digits
0 - 199.9 Ohm                                      0.75mA                                                ± 0.2% + 2 Digits
0 - 1999 Ohm                                       0.07mA                                                ± 0.2% + 2 Digits
0 - 19.99 K Ohm                                  0.075mA                                              ± 0.2% + 2 Digits

WARM UP Time for rated accuracy = 3 min.

INPUT VOLTAGE                            :           230V AC  ± 10% 10W Approx.

OVER RANGE                                 :           Three most significant digit blank & ‘1’ appears

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LED Test Panel With AC Source

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SPECIFICATION : 


A) INPUT VOLTAGE    : 30 - 300 V AC
B) INPUT CURRENT    : 10mA - 2A
C) MEASUREMENT     : True RMS
D) RESOLUTION         : Floating Decimal Point
E) ACCURACY             : Class 0.2 and for P.F. + 0.005
F) DISPLAY                 : Four Rows 7- segment Display For AC V, A, W, Hz, pF, VA
                                      DC Volt Meter 0 - 199.9V, AMMETER 0 - 1.999A
G) AUX. SUPPLY         :  230V + 20%