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External fusing
The 854 ATG is internally fused on secondary side of transformer (fuses are located on GPS
board). Therefore, external fuses must be installed in the mains supply cable to each 854 ATG.
mains voltage
220 Vac or 230 Vac
110 Vac or 130 Vac
65 Vac
Cable glands / conduit
Cable glands:
Explosion-proof (Ex-d) or increased safe (Ex-e) cable glands must be used, depending on local
requirements. Refer to the Ex-marking on the identification label of the 854 ATG to determine
which type of cable glands is required.
Note:
Mount the glands according to the supplier
Conduit:
If the 854 ATG is installed in a hazardous area, threaded rigid metal conduit or threaded steel
intermediate metal conduit shall be used.
Note:
If the 854 ATG is installed in a hazardous area, stopper boxes must be applied within 18
inches (0.45 m) from the 854 ATG to seal the cabling in the conduit.
Depending on the wiring configuration, one to four :@ NPT threaded cable glands (or rigid
conduits) may be required with the 854 ATG.
Note:
Seal the unused cable inlets with an approved
Improper installation of cable glands, conduit or stopping plugs will invalidate
Page 12
Installation guide 854 ATG
fuse value (in accordance with IEC 127-2-3)
315 mA slow
630 mA slow
1 A slow
=
s instructions.
:@
Warning
the Ex approval of your 854 ATG.
Electrical installation
NPT threaded stopping plug.
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