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Operating Instructions – Electronic Motor DRC.-..-SNI
5
Installation instructions
Electrical Installation
5.2.8 Notes on PE connection
Earth-leakage currents ≥ 3.5 mA may occur during normal operation. To meet the
requirements of EN 61800-5-1, observe the following notes:
• The protective earth (PE) connection must meet the requirements for plants with high
earth-leakage currents.
• This usually means
– installing a PE connection cable with a minimum cross section of 10 mm
2
– or installing a second PE connection cable in parallel with the original PE connec-
tion.
WARNING
Electric shock due to incorrect connection of PE.
Severe or fatal injuries.
• The permitted tightening torque for the screw is 2.0 – 2.4 Nm (18 – 21 lb.in).
• Observe the following notes regarding PE connection.
Prohibited assembly Recommendation:
Assembly with forked cable lug
Permitted for all cross sections
Assembly with solid connecting wire
Permitted for cross sections up to
max. 2.5 mm
2
2377711243
2377688075
2377672587
[1] Forked cable lug suitable for M5 PE screws
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