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Megger Detex 510836 Series, Instruction Manual, Page: 16 / 44

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Megger Detex 510836 Series Instruction Manual Download Page 16

 

 

10

connection on the end of the proper length hot line pole rated for the 
voltage of the system being tested. 

 

Figure 1: Detex

®

 Electronic Voltage Detectors

 

 

 

GREEN

 

 

 

LED

 

 

 

RED

 

 

 

LEDs

 

 

 

TEST

 

 

 

BUTTON

 

 

 

SOUND

 

 

 

INDICATOR

 

 

 

  

SOUND

 

 

 

INDICATOR

 

 

 

ROD

 

 

 

ATTACHMENT

 

 

 

FITTING

 

 

 

RED

 

 

 

LED

 

 

 

GREEN

 

 

 

LED

 

 

 

TEST

 

 

 

BUTTON

 

 

 

Summary of Contents for Detex 510836 Series

Page 1: ...uipment for locating faults in both power and communications cable PRECISION TEST MEASUREMENT EQUIPMENT Megger operates a calibration lab traceable to the NIST to insure the quality of its precision p...

Page 2: ...of Authorized Stocking Distributors Many of our products are readily available through an Authorized Stocking Distributor near you AND MORE Megger also supports you with expert calibration services t...

Page 3: ...g Testers Catalog Numbers 514242 514360 514440 514500 510836 Series and Accessories High Voltage Equipment Read the entire manual before operating Aparato de Alto Voltaje Antes de operar este producto...

Page 4: ...f the product or its individual instruments are used for purposes other than those specified herein confirmation of their validity and suitability must be obtained from Megger Specifications are subje...

Page 5: ...and Operation of the Detex Phasing Testers 15 PRECAUTION 15 ANALOG TYPE KILOVOLT PHASING TESTERS 15 LED PHASING TESTER 20 Section 6 Description and Operation of the Piezo Verifier 25 DESCRIPTION 25 OP...

Page 6: ...4 Dextex LED Phasing Tester 20 Figure 5 Using the Piezo Verifier to Check LED Detector 26 Figure 6 Using the Piezo Verifier to Check LED Phasing Tester 26 Figure 7 Test Setup Using Ohmmeter 31 Figure...

Page 7: ...and in the analog type kilovolt phasing testers Refer to Section 7 of this manual for battery installation instructions GENERAL INFORMATION This manual describes Detex Voltage Detectors and Phasing Te...

Page 8: ...2...

Page 9: ...equipment or apparatus under test Use with extreme care If in doubt stop Check detectors and testers for correct operation before and after use Ground the circuit under test before working on it These...

Page 10: ...he power line for a minimum of 3 seconds The detectors and testers are contact devices they are not proximity devices Therefore their fork or hook terminals must actually touch the bare conductor bein...

Page 11: ...the particular application As an alternative make the tests on another circuit of similar rating and in similar lighting conditions Before touching or working near de energized circuits or apparatus m...

Page 12: ...6...

Page 13: ...514360 3 Electronic 12 to 34 5 Spline Fitting 1 1 0 50 514360 4 Electronic 24 9 to 69 Spline Fitting 1 1 0 50 514440 2 LED 4 16 to 34 5 Telescopic Pole 34 to 49 5 in 86 to 126 cm 2 1 0 95 Detectors a...

Page 14: ...8 ACCESSORIES Cat No 512117 Pneumatic Rubber Glove Tester Size 5 1 2 in 14 cm high 5 in 12 7 cm diameter Weight 1 1 2 lb 0 7 kg Cat No 510005 Piezo Verifier Size 7 in 18 cm Weight 3 4 lb 0 34 kg...

Page 15: ...g the detector again should be strictly observed Cat No 514360 and 514242 series detectors see Figure 1 use an electronic detection circuit powered by batteries enclosed in the assembly The presence o...

Page 16: ...oper length hot line pole rated for the voltage of the system being tested Figure 1 Detex Electronic Voltage Detectors GREEN LED RED LEDs TEST BUTTON SOUND INDICATOR SOUND INDICATOR ROD ATTACHMENT FIT...

Page 17: ...resulting from the capacitive effect between the internal electrode and ground This detector operates only on grounded ac systems The detector has a strong molded thermoplastic housing and a built in...

Page 18: ...should be strictly observed when testing circuits 1 Test the detector operation as described in the preceding paragraph 2 Test the unknown line for absence of voltage 3 Test the detector again as des...

Page 19: ...fore normal operations are resumed Electronic voltage detectors with Cat No 514360 2 514360 3 514360 4 514242 1 and 514242 2 are showerproof They are not waterproof and could be rendered inoperative i...

Page 20: ...14...

Page 21: ...t of two insulated poles each equipped with a removable contact antenna and a flexible insulated cable connecting the two poles See Figure 3 The antennas include protection resistors and must be screw...

Page 22: ...the presence of voltage in the range indicated Phasing testers are not to be used for determining the exact voltage on the line or apparatus being tested The accuracy of the kilovolt indication is su...

Page 23: ...e rendered inoperative if immersed When using the phasing testers in rain or snow care must be taken to follow all safety precautions as suggested by the manufacturer of the hot line pole being used I...

Page 24: ...d to the ground bus of grounded systems the meter responds to the phase to ground voltage Phase to ground voltage is the result of phase to phase voltage divided by 1 732 the square root of 3 For exam...

Page 25: ...ement pole to each of the conductors of the second circuit The conductor which is at the same phase as the conductor being touched on the first circuit is identified by having no pointer response on t...

Page 26: ...necting them Hand guards are provided for safety The indicator lamp is easily visible in testing situations with poor lighting Applications include detection using one or two poles checking high volta...

Page 27: ...per operation of the tester Do not use the LED phasing tester in rain or snow Remember that for correct operation when testing for the presence or absence of voltage using the single pole technique or...

Page 28: ...at the expected system line to line voltage The tester is not a voltage measuring device it is only intended to indicate the presence or absence of voltage by methods as described in this section The...

Page 29: ...se First while holding the auxiliary element clear touch the detector element to one of the conductors of the first circuit The lamp lights confirming the presence of a voltage While maintaining this...

Page 30: ...boring lines which are still live A single pole voltage detector used under these conditions will give a positive indication which may give the impression that the circuit has not been broken Using th...

Page 31: ...ately 1800 V when the handle is squeezed at the prescribed rate of three times a second WARNING Although the output of the verifier is not lethal the jolt that could be received is sufficient to cause...

Page 32: ...er means of checking are used Refer to Section 2 To Check LED Phasing Testers The Detex Phasing Tester Cat No 510836 1 is checked by connecting a wire from the magneto on the verifier to the other pol...

Page 33: ...s have to be tested it will be necessary to use a two pole phasing tester 3 Make sure there is sufficient line voltage for operation For example the minimum operating voltage for the LED voltage detec...

Page 34: ...ttery holder from its compartment and install four AA alkaline batteries in accordance with polarity indicators 3 Replace battery holder in its compartment 4 Slide the sensor detector section back int...

Page 35: ...ent can be checked in the following manner 1 Install the antenna ends of both poles 2 Touch the forked terminals together 3 Press the red button at the back of the meter housing recent models have the...

Page 36: ...d repairs Equipment returned for repair must be shipped prepaid and insured and marked for the attention of the Repair Department Manager PREPARATION FOR SHIPMENT AND STORAGE Remove batteries from bat...

Page 37: ...T 1 RESISTOR ELEMENT REMOVABLE ROD The following tabulation gives the values of the resistance in megohms for each phasing tester Resistive tolerance is 5 percent Resistance M Phasing Tester Cat No De...

Page 38: ...minimum of 3 seconds TEST 2 INSULATION OF THE CONNECTING CABLE Figure 8 shows the test setup for testing the insulation of the connecting cable using an ac milliammeter with suitable scale Test voltag...

Page 39: ...tage for 1 minute leakage current is less than 125 A This test should not be performed on Cat No 514500 3 and 514500 4 testers TEST 4 OPERATING CURRENT Figure 10 shows the operating current test setup...

Page 40: ...maximum TEST 6 VOLTAGE ADJUSTING KNOB To check the correct operation of the voltage adjusting knob on the LED phasing tester the following procedure should be performed for at least four different se...

Page 41: ...the auxiliary element simultaneously to the same electrode as the detector element The lamp should extinguish A faint flash may still be observed but the difference between this faint flash and maxim...

Page 42: ...36...

Page 43: ...ective equipment Equipment returned to the factory for repair must be shipped prepaid and insured This warranty does not include batteries lamps or similar items where the original manufacturer s warr...

Page 44: ...38 NOTES...

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