Crown Electronic Systems

Dual Output DC Regulated Power Supply

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For further details or requirements, Email us or send Enquiry

"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 & tracking mode. The supply are protected against short circuit & over load. The output current can be controlled to any value from 0 to maximum.

SPECIFICATION :

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


INPUT VOLTAGE                   :     230V + 10% AC 50Hz
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% + 3mV for + 10% variation input voltage
OPERATING MODE               :    Independent & Tracking mode
RIPPLE                                     :     Less than 1 mV
METER                                     :     Four Digital meters to monitor the output voltage & 
                                                         current voltage & current of A & B
ACCURACY                            :      + 1% + 1 Digit 
PROTECTION                         :      Against short circuit & overload

(POWER SUPPLY ARE ALSO AVAILABLE AS PER CUSTOMER SPECIFICATION)

DC Regulated Power Supply

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For further details or requirements, Email us or send Enquiry

"CROWN" made DC Regulated Power Supply are constant Voltage & Constant Current type supplies, have high regulation for Load & Line Voltage variation. The Supply are protected against short circuit & over load. The output current can be controlled to any value from 0 to maximum.



SPECIFICATION


                            OUTPUT VOLTAGE                 OUTPUT CURRENT ( MAX)      
0 - 30V                                                  0 - 30A
0 - 30V                                                  0 - 20A
     0 - 30V                                                  0 - 10A     
                                              0 - 30V                                                  0 - 5A
                                              0 - 30V                                                  0 - 2A
                                              0 - 30V                                                  0 - 1A
                                              0 - 60V                                                  0 - 1A
                                              0 - 60V                                                  0 - 2A
                                              0 - 60V                                                  0 - 5A
                                              0 - 60V                                                  0 - 10A
                                              0 - 120V                                                0 - 1A
                                              0 - 120V                                                0 - 2A
                                              0 - 120V                                                0 - 5A

INPUT VOLTAGE                         :    230V + 10%  AC 50Hz
OUTPUT VOLTAGE                    :    Continuously Variable With Coarse & Fine Control
OUTPUT CURRENT                   :    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 1mV
METER                                         :    Two Digital meters to monitor the output voltage & current
PROTECTION                           :    Against short ciruit & over load

(POWER SUPPLY ARE ALSO AVAILABLE AS PER CUSTOMER SPECIFICATION)

High Voltage Breakdown Tester

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For further details or requirements, Email us or send Enquiry

SPECIFICATION :

OUTPUT VOLTAGE (AC)                         TEST CURRENT

                                    0 - 5KV                                                   30 mA
                                    0 - 5KV                                                  100 mA
                                    0 - 10KV                                                 30 mA
                                    0 - 20KV                                                 30 mA

METER                                  :         Two Digital meters to monitor voltage & amp Leakage Current

ACCURACY                          :           ± 1% of Reading

POWER REQUIREMENT      :           230V  AC

OPTIONAL :

TIMER                                   :           3 Digit , settable from 0 - 999 sec.

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Digital Milli Ohm Meter

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For further details or requirements, Email us or send Enquiry

“CROWN” made DIGITAL MILLI OHM METER is useful for accurate measurement of low resistance of copper wire conductors , cables, coil , heater element , contact resistance of switch relays etc. Four terminal measurement system ensures error free reading without effect of test lead resistance.

SPECIFICATION :

RANGE                                      :        0.1 mill ohm to 199.9K Ohm in 7 Range

            RANGE                                              TEST CURRENT

            0 - 199.9 m Ohm                                           1A
            0 - 1.999     Ohm                                           100 mA
            0 - 19.99     Ohm                                           10 mA
            0 - 199.9     Ohm                                           1 mA
            0 - 1.999 K Ohm                                            100 mA
            0 - 19.99 K Ohm                                            10 mA
            0 - 199.9 K Ohm                                            1 mA


ACCURACY                                      :           ±0.2% ± 2 Digit

RESOLUTION                                   :           1 In 1999 Count

DISPLAY                                           :           3 ½ Digit 12.5 mm Height LED

POWER                                             :           230V AC ± 10%

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Digital Micro Ohm Meter

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For further details or requirements, Email us or send Enquiry


“CROWN” made DIGITAL MICRO OHM METER 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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