Megger MTB7671 User Manual Download Page 1 | Manualshive

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M

MTB7671/2

Test box

User Guide

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Summary of Contents for MTB7671

Page 1: ...M MTB7671 2 Test box User Guide...

Page 2: ...Safety Legislation requires them to carry out valid risk assessments of all electrical work so as to identify potential sources of electrical danger and risk of electrical injury such as inadvertent...

Page 3: ...out supply Fuse Fuse RCD and loop test supply socket Continuity and insulation test select switch Continuity and insulation connection sockets Supply check indicators RCD and loop test select switch...

Page 4: ...ed and the supply LEDs on the MTB7671 2 will be on To test the RCD plug lightly press the button on the top Test button The red indicator bars should disappear and the supply LEDs on the MTB7671 2 go...

Page 5: ...this test Record the reading on the record card NOTE If in either of the tests listed above the LEDs fail to light the test instrument under test should be returned for a full calibration 4 3 0 5 Test...

Page 6: ...reading on the record card 5 2 Voltage load test 500 V Set the continuity and insulation test select switch to 500 V and per form an insulation test with the test instrument set to 500 V output If the...

Page 7: ...s accuracy Record the reading on the record card 5 5 90 M Test Set the continuity and insulation test select switch to 90 M and perform an insulation check using the tester This connects a 90 M 3 resi...

Page 8: ...a high current loop test Record the reading on the record card 6 3 Conducting a 180 loop test Set the RCD and loop select switch to Loop 180 and perform a loop test using the tester Check that the lo...

Page 9: ...I mode and perform the test The test box will trip and disconnect power The Tripped LED will light The trip time should be a nominal 40 ms If the tester fails to indicate a tripped RCD then the tester...

Page 10: ...ect switch and repeating the tests as described in sections 7 2 to 7 6 NOTE RCD Protection In order to protect the current sense circuit the RCD simulator is protected by a 500 mA fuse If the fuse blo...

Page 11: ...Pass Fail indication Threshold limits 2 Insulation test voltages 250 V 25 max 500 V 25 max 1 kV 25 max 250 V 25 500 V 25 1 kV 25 Pass Fail indication Threshold limits 2 Insulation test resistances 0 2...

Page 12: ...2 2 kg EMC In accordance with IEC 61326 1 Operation Safety Meets the requirements of IEC61010 1 Refer to safety warnings supplied Environment Conditions The MTB7671 2 is intended for indoor use only C...

Page 13: ...is necessary to retun an instrument for repair a Returns Authorisation number must first be obtained by contacting one of the addresses shown You will be asked to provide key information such as the i...

Page 14: ...SW 2125 Australia T 61 0 2 9659 2005 F 61 0 2 9659 2201 E ausales megger com Megger Limited 110 Milner Avenue Unit 1 Scarborough Ontario M1S 3R2 Canada T 1 416 298 9688 Canada only T 1 416 298 6770 F...

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