Megger PSI410 Phase sequence indicator


Megger approved distributor and service centre.

The Megger PSI4300 indicates correct phase sequence as an anti-clockwise rotation.

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Usually Stock or Short Lead Time

£ 138.60 rrp £ 154.00

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(£ 166.32 inc VAT.)

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Electrical work on commercial and industrial installations often requires working on motorised machinery with three phase supplies. Correct sequence of the phases is important with certain motors and pumps as damage to brakes and valves will occur in minutes with incorrect phasing.

The Megger PSI410 phase rotation indicator provides rapid indication of correct phase sequence utilising a three bi-coloured LED display and a specific audible tone.

  • LED clockwise and counter clockwise phase rotation indication.
  • Audible indication of direction.
  • Phase condition LEDs.Rotation Display: 3 x red / green LEDs.
  • Phase Connection Status Indication: Phase present indication = 195 to 265V.
  • Maximum Voltage (Phase to Phase): 500V.
  • Frequency: 50Hz +/- 1%.
  • Phase Colour Coding: L1 (Brown/Red) L2 (Black/Yellow) L3 (Grey/Blue).
  • Safety: Complies with IEC61010 CAT IV 600V.
  • Dimensions: 78 mm x 137 mm x 31 mm.
  • Weight: 850g.
  • Megger PSI 410 Warranty: 3 years.


Includes: Megger PSI410 50Hz Phase Rotation Tester, Croc Clips & Prods.

Indication Clockwise
Non-Contact No
Direction Indication LED

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Megger PSI410 Phase sequence indicator