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Northern Design Rail 310 Triple 1Ø Meter

  • Current Inputs: 5A, 1A or 0.333V (Depending on model)
  • Voltage Input: 230V 
  • System: 3 x Single Phase Load with common Neutral
  • Accuracy: Class 1
  • Outputs: 3 Isolated Pulse outputs (1 per phase) and Modbus RS485 (Depending on model)
  • Right First Time Auto CT Rotation  Installation Aid
  • Housing: DIN-Rail (6 modules)
  • Warranty: 5 Year
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Product Details

The Rail 310 - 3 kWh Meters in a single DIN-Rail Mounting. Easy to install and convenient to use. 

These meters have been designed to measure accurately irrespective of the type of load - ideal for modern electronically controlled loads.

Models available (230V standard - 110V available upon request):

  • Rail 310 - 3 x Pulses,  5 Amp CT input, 230V Auxiliary  (R31/5A/230)
  • Rail 310 - 3 x Pulses & Modbus, 5 Amp CT input, 230V Auxiliary (R31MOD/5A/230)
  • Rail 310 - 3 x Pulses, 1 Amp CT input, 230V Auxiliary (R31/1A/230)
  • Rail 310 - 3 x Pulses & Modbus, 1 Amp CT input, 230V Auxiliary (R31MOD/1A/230)
  • Rail 310 - 3 x Pulses, 0.333V CT input, 230V Auxiliary (R31/V/230)
  • Rail 310 - 3 x Pulses & Modbus 0.333V CT input, 230V Auxiliary (R31MOD/V/230)

Parameters measured - As standard:

  • Volts, L-N (1, 2 and 3)
  • Amps (1, 2 and 3)
  • kW (1, 2, 3 and  Σ)
  • kWh (1, 2 and 3)
  • Harmonics: Up to 30th Harmonic at 50Hz

Parameters measured - Additionally available via  Modbus:

  • PF (1, 2, 3 and  Σ)
  • kVAr (1,2, 3 and Σ)
  • Average Current  Σ
  • Average Volts  Σ
  • kW (1, 2, 3 and  Σ)
  • kWh (1, 2, 3 and  Σ)

Product Specification

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