Non-Contact Voltage Detector Metrel MD105

• Field proven instrument for under-wall low voltage installation tracing
• fuse finding
• short-circuit spot determination and metal installation tracing
• Can be used on energized or voltage-free systems.
• Tips and detailed descriptions of connection schemes for various combinations from everyday practice.

 

• Simulation of common electrical installation usually met in an individual house or apartment
• Various test methods supported by different test instruments can be presented.
• Acceptable or faulty parameters can be preset by five »fault« switches.
• Some real elements of electrical installation are placed on the front panel like RCD protection device, ON/OFF switch

 

• Pre-set test voltages: 250V...5000V
• Automated testing - PI, DD, DAR calculations with automated resistance ranging (AR)
• Fault finding
• R(t) graph - Real time resistance against time graph plotting facility
• Faster testing - High 5 mA charging current quickly charges capacitive loads.
• Accurate
• Safe - High CAT IV, 600 V voltage protection

 

• Switchboard and on Circuit side
• supporting one and three phase system
• RCD can be simulated
• TN-C(S) or TT type of earthing system on electrical installation

 

• 110 V … 1000 V AC measurement range
• CAT III / 1000 V overvoltage protection
• visual display indicator

 

• Voltage testing up to 1000 V
• Automatic AC/DC recognition
• Continuity testing up to 2000 ?
• Phase & Rotating Field Test RCD fault test
• Diode Test
• Auto Power Off
• Data Hold
• LCD display with backlight

 

• Insulation resistance up to 10 T?
• DC Test voltage 500 V - 10 kV in step of 25 V
• The short circuit current is 5 mA
• Auto-calibation of measuring system
• Operates from mains or rechargeable supply
• Automatic discharge of capacitive loads
• Digital and bar graph results with date and time
• User friendly PC software with RS232 or USB isolated communication port

 

• DC insulation resistance,
• PE conductor continuity test,
• Line and Loop resistances with Fuse evaluation table built-in, RCD test with Trip lock function,
• phase sequence in 3-phase systems,
• on-line voltage monitor,
• 2-wire and 3-wire Earth resistance test with built-in battery operated generator.

 

• Measurement of step voltage and contact voltage.
• Measurement of earthing resistance with resolution of 1 m?.
• Measurement of specific earth resistance.
• High current of up to 50 A and effective suppression of noise
• Excellent immunity even against changing earth currents.
• Autonomous Step Voltage meter: no need for long voltage leads.
• Downloads test results directly to the PC with the help of the professional PC SW package HVLink

 

• Complete representation of a real low voltage installation in industrial and residential areas
• sockets,
• electrical loads,
• lightning,
• earthing systems for TT, TN and IT types of installations.
• 65 different measurements according to IEC/EN61557 are supported.
• Fault situation simulation switches can generate 19 errors or combination of these
• Detailed instruction manual with profound explanation of all typical measurements.