Manual - Test Equipment Depot
Contents
1. RCD Trip Current 30 to 37mA 1 of reading 0 2mA 0 1mA GFCI Trip Time 1 ms to 6 5 sec 1 of reading 2 ms 1ms Display Backlit 2 4 in 61mm diagonal LCD Test Cable 12 AWG diameter 12 in 305mm long Auto Power Off Trigger 30 minutes of inactivity Display Backlight Duration 30 seconds Operating Storage 32 to 122 F 0 to 50 C lt 80 RH Temperature Dimensions 7 6 x 3 1 x 1 5 in 193 x 78 x 39mm Weight Without Batteries 10 4 oz 295g Power Source Six AAA batteries OPERATING amp MAINTENANCE TIPS REPLACING THE BATTERIES When the amp low battery icon appears on the top line of the display it s time to replace the unit s six AAA batteries Follow the instructions on p 5 for opening and closing the battery compartment and installing the batteries HOUSEKEEPING HINTS DO NOT expose the CA10 to e Direct sunlight e High humidity or temperatures above 104 F 40 C during operation or 140 F 60 C in storage e Corrosive or explosive gas e Excessive dust e Strong mechanical vibration or stress dropping for example or electromagnetic radiation 14 If the instrument has been exposed to extreme temperatures allow several hours for it to acclimate to your local conditions before using it Do not open the housing of the unit Doing so voids its limited warranty and could disable its safety circuitry You may clean the housing of the CA10 with a soft clean clot2. its conductors were to be short circuited It is calculated as Phase Voltage Live line impedance Neutral line impedance Using the terminology of the CA10 ASCC L N Z L Z N Each of the four impedance parameters is measured and displayed by choosing it from a submenu made available after the FUNC button has been used to select Z To begin plug the free end of the test cable into any outlet of the circuit to be tested Press the or W button to cycle through the four submenu options in either direction as shown in the figure below The text icon of the parameter selected for measurement appears at the left of the display To initiate any test press the TEST button m F F e The table below the figure shows the normal measurement result for each of the four parameters It also lists possible causes of and remedies for abnormal results Parameter Normal Actual Result Possible Cause Remedy Measurement of Abnormal Result Result lt 0 15Q m for Circuit is overloaded Redistribute circuit load 14AWG conductor lt 0 1Q m for Conductor is too thin Replace wiring with 12AWG conductor for circuit length heavier gauge conductors Impedance is too and or circuit s suitable for circuit s rating high current rating Impedance of lt 0 0302 m for High impedance Visually inspect all live and neutral 10AWG line point s in circuit or connection points to detect conductors breaker box or rule out loos
3. select the voltage drop test press the FUNC button until Vd is highlighted Then for 120V circuits press the A or W button to select the 15A or 20A test See figure below to match the rating maximum load of the circuit Alternatively select the 12A test for a 15A or 20A circuit to avoid tripping the breaker of a preloaded circuit i e a circuit serving other loads during the load test For 240V circuits select the 12A test To begin plug the free end of the test cable into the branch circuit s outlet that is furthest from the breaker box distribution panel Press the TEST button Fig 1 Callout 9 to initiate the test The test result a percentage will appear on the lower readout of the display The normal measurement result of the voltage drop test is a number less than 8 If your result for the most distant outlet in the circuit is lt 8 there is no need to check any other outlet s of the circuit closer to the breaker box If your result is greater than 8 repeat the test on the outlet that is next closest to the breaker box Keep repeating the test until you get a normal measurement result A voltage drop of more than 8 is usually caused by loose connections poorly spliced conductors or conductors that are too thin for the circuit s load The table below lists the possible causes of an abnormal result and suggests remedies and additional troubleshooting steps to take Parameter Normal Actual Result Measu
4. Test Equipment 99 Washington Street H Depot Melrose MA 02176 Phone 781 665 1400 1 800 517 8431 Toll Free 1 800 517 8431 GENERAL AC CIRCUIT ANALYZER USER S MANUAL CA10 CIRCUIT ANALYZER CA10 Please read this manual carefully and thoroughly before using this product TABLE OF CONTENTS IATOGUCHOM e225 5 ce oe hig eceesceta ce ae gece Seta eeeetel see este ee ae 2 Key Features 0 ccc cece cece tee eee nee 3 Safety INStruGUONS na nnn ie hgh tts Gases 3 What s in the BOX 00 cece eee eens 3 Product Overview 0 05 cc cece eee trir 4 Setup InstructiOnS 0 0 ccc cee e eee eee ees 5 Install Batteries 2 0 ce eee ee eee nee e rete een 5 Attach Test Cable 00 cece eee eee 5 Operating InstructiOnS 0c c cece eee eee eee 5 13 Measuring Voltage Parameters 0000ceeeee 5 7 Measuring Voltage Drop c cece eee eee eee 7 8 Measuring Conductor Impedance 9 11 Testing Residual Current Devices RCDs 11 Testing Ground Fault Circuit Interrupters GFCIs 12 Testing Outlet Wiring 0 ccc eee eee eee 12 13 Other Functions 0 0 0 cece eee eee 13 SPECICATION yhoo teed wet a ee tl ee aes ead Wee 14 Operating amp Maintenance Tips 00c ce eeee 14 15 Replacing the Batteries 0 0 c cece eee aes 14 Housekeeping HintS 0 cece eee eens 14 15 Warr
5. anty Information 0 000 ccc eee eee aes 15 Return for Repair Policy 0 0 cece cece eee eee 15 INTRODUCTION The CA10 is a special purpose electrical tester designed to quickly identify and locate single faults in low voltage 120 240V AC distribution lines branch circuits It can also test the reliability and response time of GFCls ground fault circuit interrupters and RCDs residual current devices and check the wiring of outlet sockets The instrument s ease of use versatility and accuracy make it the ideal electrician s tool for preventing shocks sparks electrical fires equipment damage and poor equipment performance 2 KEY FEATURES e Measures a branch circuit s line voltage peak voltage neutral to ground voltage and frequency e Calculates a circuit s voltage drop in response to a 12A 15A or 20A load in order to check the circuit s integrity e Measures the impedance of hot neutral and ground conductors as well as available short circuit current ASCC e Tests the reliability and response time of GFCls ground fault circuit interrupters and RCDs residual current devices e Measures and displays True RMS values of all voltages except peak voltages e Identifies wiring configurations and detects wiring faults and missing ground wires e Compatible with 2 and 3 phase circuits e 2 4 in diagonal LCD with 30 second backlight e Familiar menu sub menu operation e Data hold and 30 minute aut
6. arameters is measured and displayed by choosing it from a submenu made available after the FUNC button has been used to select V By contrast the frequency of each of the three parameters is displayed on the top line of the LCD To begin plug the free end of the test cable into any outlet of the circuit to be tested Press the or W button to cycle through the three submenu options in either direction as shown in the figure below The text icon of the parameter being measured appears at the left of the display The table below the figure shows the normal measurement result for each of the four parameters It also lists possible causes of and remedies for abnormal results v Parameter Normal Actual Result Possible Cause Remedy Measurement of Abnormal Result Result Circuit is overloaded Redistribute circuit load Visually inspect all connection points to detect or rule out loose Phase Voltage 108 to 132V High impedance connections and defective L N Nominal 120V circuit Voltage istoo point s in breaker outlets If none are Voltage 10 198 to 242V high or too low box or circuit apparent locate points of 240V circuit high impedance using an infrared thermometer IRT to detect their heat or a voltmeter to detect excessive voltage drops across parts Repair or replace defective wiring parts Supply voltage is too Consult your electricity high or too low provider Find source of
7. e Z L and Z N connections and defective outlets If none are apparent locate points of high impedance using an infrared thermometer IRT to detect their heat or a voltmeter to detect excessive voltage drops across parts Repair or replace defective wiring parts lt 1Q for personnel Conductor is too thin Replace wiring with safety for circuit length heavier gauge conductors and or circuit s suitable for circuit s current rating rating Visually inspect all connection points to detect or rule out loose connections and defective outlets If none are apparent locate points of high impedance using an Impedance of lt 0 2502 for Impedance is High impedance infrared thermometer IRT ground equipment safety _ too high point s in circuit or to detect their heat or a conductor Z E breaker box voltmeter to detect excessive voltage drops 10 across parts Alternatively run the Z L and Z N impedance tests on the hot and neutral conductors if one conductor produces a much higher reading than the other it is defective Repair or replace defective wiring parts Notes 1 Be sure any surge suppression system used is properly grounded so it can continue to protect loads during transient overvoltage conditions 2 Before measuring any parameter remove any heavy loads from the circuit to avoid producing an inaccurate test result 3 Before measuring Z E be sure to disconnect any RCDs from the circuit to avoid t
8. elrose MA 02176 TestEquipmentDepot com
9. eries 1 Turn the unit over 2 Remove the one Philips head screw securing the battery compartment cover Figure 1 Callout 10 and set it aside 3 Remove the battery compartment cover and set it aside as well 4 Install the six supplied AAA batteries in the compartment making sure to match the polarity marks on the batteries with the marks stenciled inside the compartment 5 Replace the battery compartment cover and secure it with the Philips head screw ATTACH TEST CABLE The test cable included with the CA10 has a plug compatible with American style 110VAC sockets To attach the cable plug it into the three pronged socket at the top of the CA10 Fig 1 Callout 1 OPERATING INSTRUCTIONS The symbols of the five main parameters functions tested by the CA10 voltage V voltage drop Vd conductor impedance Z RCD performance and GFCI performance are shown below as they appear on the bottom line of the LCD Use the FUNC button to move from any test to the test on its right When a test is selected the border around its text icon is highlighted FUNC FUNC FUNC FUNC If tf 4 CICI CICI tie FUNC MEASURING VOLTAGE PARAMETERS The CA10 can measure four parameters of an AC circuit voltage 1 the True RMS value of its phase voltage L N 2 the True RMS voltage to earth ground of its neutral line N E 3 the peak value of the voltage Peak and 4 the frequency of the voltage Each of the first three p
10. h and water or a mild detergent Never use benzene alcohol acetone ether ketone paint thinner gasoline or an organic solvent After cleaning dry the CA10 thoroughly with a clean cloth before using it again WARRANTY INFORMATION General Tools amp Instruments General s CA10 AC Circuit Analyzer is warranted to the original purchaser to be free from defects in material and workmanship for a period of one year Subject to certain restrictions General will repair or replace this instrument if after examination the company determines it to be defective in material or workmanship This warranty does not apply to damages that General determines to be from an attempted repair by non authorized personnel or misuse alterations normal wear and tear or accidental damage The defective unit must be returned to General Tools amp Instruments or to a General authorized service center freight prepaid and insured Acceptance of the exclusive repair and replacement remedies described herein is a condition of the contract for purchase of this product In no event shall General be liable for any incidental special consequential or punitive damages or for any cost attorneys fees expenses or losses alleged to be a consequence of damage due to failure of or defect in any product including but not limited to any claims for loss of profits Specialty Tools amp Instruments Test Equipment Depot 800 517 8431 99 Washington Street M
11. ile the CA10 is powered on turns on the display backlight If no button is pushed for 30 seconds the backlight will turn off automatically You can turn off the backlight manually by pressing the 3 button again Auto Power Off APO A 30 minute APO function is automatically enabled when the CA10 is powered on When APO is enabled indicated by a clock icon at the upper left of the display if no button is pushed for 30 minutes the CA10 will automatically power off to extend battery life To disable the APO function press and hold the FUNC button while pressing the button to power on the unit The clock icon will not be displayed Data Hold Pressing the HOLD button freezes measurements of voltage parameters on the larger lower readout Other measurements cannot be held To release the hold press the HOLD button again 13 SPECIFICATIONS Parameter or Component Measurement Measurement Resolution Range Accuracy Line Voltage 85 to 265VAC 1 of reading 0 2V 0 1V Peak Voltage 121 to 374VAC 1 of reading 0 2V 0 1V Line Frequency 45 to 65Hz 1 of reading 0 2Hz 0 1Hz Voltage Drop 0 1 to 99 9 2 5 of reading 0 2 0 1 Load Voltage 10 to 265V 2 5 of reading 0 2V 0 1V Neutral to Earth Voltage 0 to 10VAC 2 5 of reading 0 2V 0 1V Live Neutral and 0 to 3Q 2 5 of reading 0 020 0 019 Ground Line Impedance gt 3Q NA RCD Trip Time 1 ms to 6 5 sec 1 of reading 2 ms 1 ms
12. leakage a multi point ground Voltage to earth Leakage current a device or piece of of neutral line gt 2V gt 2V equipment and repair N E or replace Three phase Check and redistribute load imbalance Install spectral filter or take Harmonic other steps to reduce interference interference Peak Voltage 153 to 185V Supply voltage is too Consult your electricity 0 i rovider 1 414xPhase 450V circuit voltage istoo U9 ettoolow_ prow Voltage or TRMS 280 to 342V high or too low Electronic device in Identify and relocate if value of Phase 240V circuit circuit is distorting necessary the device Voltage the AC sine wave Frequency 60Hz 120V circuit Frequency is too Supply frequency is Consult your electricity 50Hz 240V circuit high or too low too high or too low provider 6 Troubleshooting tips 1 In a single phase circuit if the value of L N is high the leakage current in the neutral line or the earth line will also be high 2 In a three phase circuit with a neutral line if the value of N E is high the three phase load is either unbalanced or the neutral line is affected by harmonic interference MEASURING VOLTAGE DROP The CA10 can calculate and display a circuit s voltage drop in response to application of a 12A 15A or 20A dummy load In all three cases the voltage drop displayed on screen as a percentage is based on the True RMS value of the drop on the circuit s phase live line To
13. m the circuit to avoid producing an inaccurate test result 2 A ground connection is required to test RCDs in 2 wire systems 3 Another common name for a residual current device RCD is a residual current circuit breaker RCCB 11 TESTING GROUND FAULT CIRCUIT INTERRUPTERS GFCIs The CA10 can measure how much current it takes to trip a GFCI and how quickly it responds to a condition that should cause a trip It does so by placing a resistance across the circuit s live and ground lines generating a current between them According to UL it should take no more than 5mA to trigger a trip The CA10 measures and displays the level of triggering current in mA and the response time in ms To select the GFCI test press the FUNC button until GFCI is highlighted Then plug the free end of the test cable into any outlet equipped with a GFCI To initiate the test press the TEST button During testing the display will show the word TEST on the top line If the device fails to be triggered the analyzer will stop testing automatically after 6 5 seconds The table below shows the normal measurement result of GFCI testing It also lists possible causes of and remedies for an abnormal result Parameter Normal Actual Result Possible Cause Remedy Measurement of Abnormal Result Result GFCI is too slow GFCI is installed Check that installation ae OL eee to trip improperly complies with GFCI reliability GFCI trips within manufacture
14. o power off functions e Includes 1 ft long test cable and standard tripod mount e Powered by six AAA batteries included e One year limited warranty SAFETY INSTRUCTIONS Z WARNING A Exercise caution when working with exposed wiring Do not use this instrument on circuits carrying voltages higher than 265VAC WHAT S IN THE BOX The CA10 comes in an illustrated box containing a soft canvas carrying case Inside the case are the instrument a 20 in 0 5m long test cable six AAA batteries and this user s manual PRODUCT OVERVIEW Fig 1 shows the controls indicators and physical features of the CA10 Familiarize yourself with their names and functions before moving on to the Setup Instructions and Operating Instructions Fig 2 shows all possible indications on the CA10 s LCD 1 Test cable socket 2 LCD 3 POWER on off button 4 FUNC button 5 HOLD button 6 Backlight button 7 Submenu amp up one line button 8 Submenu W down one line button 9 TEST button 10 Battery compartment on back BS Pg neh Fig 1 The controls display and physical features of the CA10 Q A TEST WED aD i a ic SARAH CORCIWI WE Fig 2 All possible indications on the CA10 s LCD SETUP INSTRUCTIONS INSTALL BATTERIES The CA10 is powered by six AAA batteries included To install the batt
15. r s and response specified time requirement and relevant time standards GFCI fails to trip GFCI is defective Repair or replace GFCI Notes 1 Before testing remove any heavy loads from the circuit to avoid producing an inaccurate test result 2 A ground connection is required to test GFCls in 2 wire systems TESTING OUTLET WIRING The CA10 automatically checks the wiring of any outlet it is plugged into The upper part of the display contains the following arrangement of three circles N stands for the neutral conductor L for the live conductor and E for the earth N L If the outlet s wiring is normal all three circles will be filled in as shown in the table on the next page Different combinations of filled in on empty off and flashing circles indicate specific faults 12 Wiring Condition Soroen Display Legend LEN Normal OKOLO O off No ground wire detected 0O On Live and neutral conductors are reversed 3 a Flashing Other conditions COO Any wiring abnormality will prevent the CA10 from performing tests to the full extent of its abilities For example in the absence of a ground wire the analyzer can only measure the circuit s phase voltage and voltage drop Furthermore the CA10 cannot detect the voltage between two live lines multiple concurrent faults or reversed neutral and ground conductors OTHER FUNCTIONS Backlight Pressing the 3 button wh
16. rement Result Voltage drop 0 to 8 Voltage drop is too high Possible Cause of Abnormal Result Circuit is overloaded Conductors are too thin for circuit length and or circuit s current High impedance point s in breaker box or circuit Remedy Redistribute load Replace wiring with heavier gauge conductors suitable for circuit s rating Visually inspect all connection points to detect or rule out loose connections and splices broken or improperly attached twist on connectors wire nuts and defective outlets If none are apparent locate points of high impedance using an infrared thermometer IRT to detect their heat or a voltmeter to detect excessive voltage drops across parts Alternatively run the Z L and Z N impedance tests described in the next section on the hot and neutral conductors if one conductor produces a much higher reading than the other it is defective Repair or replace defective wiring parts MEASURING CONDUCTOR IMPEDANCE The CA10 can measure and display the impedance of all three circuit conductors as well as one impedance related parameter available short circuit current or ASCC The three impedance values represent the impedances of the phase live line Z L the neutral line Z N and the earth ground line Z E Available short circuit current is a measure of the amount of current that would pass through the circuit s breaker if all of
17. riggering them 4 A ground connection is required to test the impedance of conductors in 2 wire systems TESTING RESIDUAL CURRENT DEVICES RCDs The CA10 can measure how much current it takes to trip an RCD and how quickly it responds to an event that should cause a trip It does so by placing a resistance across the circuit s live and ground lines generating a current between them According to UL it should take no more than 30mA to cause a trip The CA10 measures and displays the triggering current in mA and the response time in ms To select the RCD test press the FUNC button until RCD is highlighted Then plug the free end of the test cable into any outlet equipped with an RCD To initiate the test press the TEST button During testing the display will show the word TEST on the top line If the device fails to be triggered the analyzer will stop testing automatically after 6 5 seconds The table below shows the normal measurement result of RCD testing It also lists possible causes of and remedies for an abnormal result Parameter Normal Actual Result Possible Cause Remedy Measurement of Abnormal Result Result RCD is too slow RCD is installed Check that installation ek Tana to trip improperly complies with and response Specified time requirement and relevant time standards RCD fails to trip RCD is defective Repair or replace RCD Notes 1 Before testing remove any heavy loads fro
Download Pdf Manuals
Related Search