M1121-V2-B Bluetooth NST Neutral and Supply Tester ( NSW & ACT Specification )
The Dewar M11121-V2-B Bluetooth NST 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 are safe to use before a power connection is made. EFO also supplies NST testing accessories and personal protective equipment.
This is Bluetooth model for NSW and ACT only, as the maximum neutral to earth voltage is 10 volts. Click here for NST M1120-V2-B Neutral Supply Tester for QLD, SA and VIC.
Features
This Bluetooth version of the NST Tester (M1121-V2-B) when used in conjunction with the NSTLINK App (which is free and available in both iOS (Apple) and Android operating systems) enables you to enter the meter number, download test results, save test results and then share those test results by email. See it demonstrated here:
This NST model also has “Screen Hold” functionality, i.e. where the result is displayed for on the LCD screen for 20 seconds after the test result, to provide the user time to either write down the result or take a screen capture of the result with their mobile device.
CAT IV 600V instrument compliance.
The unit is a compact unit with a lightweight, heavy-duty case. Its impact resistance case has an IP54 moisture and dust ingress rating.
The NST M1121-V2-B is a self-powered, passive device. The power is taken directly from the connection point, therefore you don’t have to worry about flat batteries or battery replacement.
The front panel has an easy to read LCD screen for measurement information and 3 LED status indicators.
An internal audible alarm acts as a secondary indicator to indicate a pass/fail at the end of the measurement cycle.
The NST M1121-V2-B carries out automatic internal self checks to ensure correct functionality of the instrument.
Specification Neutral and Supply Tester
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.
Max Earth Connection Impedance: 11kΩ ±5% maximum.
Operational Temperature Range: -10 ˚C to 55˚C.
Max Relative Humidity: 80% maximum, non-condensing.
Included Accessories
NST Tester M1121-V2-B
CAT IV 600V lead set
Hanging Clip
Earth Alligator Clip
Neutral Alligator Clip
Active Probe
User Manual
