Alpha Technologies APX Series - Manual (Page 33)

33 016-030-B0-005, Rev. C
LA-M (Lightning Arrestor for the APX Series)
The LA-M requires no hard-wiring and plugs directly into the 2-pin receptacle to the right to
the APX’s power receptacle. Install the LA-M with the imprinted label up.
Lightning Arrestors
Lightning arrestors provide additional protection to sensitive electronic equipment from line
disturbances caused by lightning strikes, surges, and spikes.
LA-P (Lightning Arrestor for 120VAC Rack Mount Models)
The LA-P version is electrically identical to the LA-M, but contains contact pins mounted in
an “L” confi guration. The LA-P is used in the APX Rack Mount model and simply plugs into
the front panel of the APX Rack Mount. The LA-P can also be used in PED-M, and PWE
enclosures using an available receptacle outlet.
2.0 Installation, continued
2.10 Options, continued .
Fig. 2-22, LA-M Inserted into Receptacle
(PM and PED Models)
Fig. 2-23, LA-P Inserted into Receptacle
(Rack Mount Model)