SEFRAM 80 Notice D'utilisation page 14

※ When the open phase check lamps are not on, the
rotating disc dose not turn.
● Check the rotating direction of the inside disc
through the phase sequence indication window.
(1) When the rotating disc turns counter-clockwise,
alternate the connection of the two of the three
alligator clips. Then the rotating disc will turn
clockwise.
(2) When the rotating disc turns clockwise phase
sequence is R, S and T in order of the power
source terminals where the Red, White and
Black alligator clips are connected.
※ If the fuses are attached on 3 test leads, please
replace the same one when fuses are broken.
※ Remark :
In case continuous use is necessary, it is
recommended that making measurements does not
operate continuously over 10 minutes, or keep a
interval of ten-minute off operation at least.
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