M1120 NST and Neutral and supply tester

M1120 NST and Neutral and supply tester
Model Number: M1121KIT
Availability: In Stock
     

M1121 NST and Neutral and supply tester ( New South Wales Specification )

Product Information 

Dewar model M11121 Neutral and Supply Tester was designed in conjunction with Power companies to ensure the incoming Active and Neutral power connections to customer’s premises are correctly identified and safe to use before a power connection is made.

Features

  • LCD screen to display measurement results and messages
  • CAT IV 600V instrument and lead set compliance
  • IP54 moisture and dust ingress rating
  • The M1120 is a compact hand held unit housed in a lightweight heavy-duty case and is a self pow-ered passive device. 
  • Power is taken directly from the user’s connections to the M1120. 
  • The front panel has 3 LED indicators and an LCD screen for status and measurement information. 
  • An audible alarm is fitted inter-nally as a secondary indicator to indicate a pass at the end of the measurement cycle or a measurement fail-ure. These indicators will show the safety status of the connection.
  • The M1121 NST measures volts and impedance in relation to the connected Active, Neutral and reference Earth to determine a safe or unsafe condition.
  • The M1121 NST carries out automatic internal self checks to ensure correct functionality of the instrument.
  • Designed and manufactured in Australia.

Specification

Input Operating Voltage: 150 to 300 VAC RMS measured between any combination of the Active, Neutral and Earth terminals
Input Frequency: 45 to 65 Hz sinusoidal
Quiescent Current: Less than 30mA @ 240 VAC RMS nominal
Test Current: 8A ±5% @ 240 VAC RMS Active to Neutral for four full 50 Hz mains power cycles
Active to Neutral Pass Voltage: 205 to 264 VAC RMS
Maximum Neutral to Earth Voltage: 10.0 VAC RMS ±5%
Maximum Active to Neutral Impedance: 1Ω ±5% maximum
Maximum Earth Connection Impedance: 10kΩ ±5% maximum
Operational Temperature Range: -10 ˚C to 55˚C
Maximum Relative Humidity: 80% maximum, non-condensing

Included Accesories 

NSTLEAD Test Lead Set, Hanging Clip

 

 

 

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