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Wiring
6
Wiring
6.1
General wiring guidelines
Please note:
Safe electrical isolation must be ensured for the external supplies. Failure to do so
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could result in electric shock.
The external power supplies must comply with the current applicable standard EN
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60950-1, EN 61140, EN 50178 or EN 61558-1.
The maximum current load on the connection terminals is 4 A per supply.
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Permitted infeed at the module's connection terminals:
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–
–
–
–
–
Use copper wiring.
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The terminal configuration as stated on the front plate applies for base modules without
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C-rail. The terminal configuration as stated in the technical documentation applies for all
other base modules.
6.1.1
Mechanical connection of the base modules
Procedure:
Use a flat blade screwdriver (DIN 5264-A)!
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Strip the wire back 8 mm.
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If necessary, label the connection level with a colour marker [3].
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Base module with screw terminals:
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–
–
–
–
Operating Manual PSSu E PD1(-T)
21453-EN-04
PE
0 V
Shield
- 30 VDC ... + 30 VDC
- 48 VAC ... + 48 VAC
Use a screwdriver to loosen the screw on the screw terminal [1]
Insert the stripped cable into the round fixing hole [2], as far as it will go.
Tighten up the screw on the screw terminal.
Check that the cable is firmly seated.
DIN 5264-A
17
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