PI L-402 Series, Руководство пользователя, Страница: 20 / 43

5 Installation
16 Version: 1.2.0 MP164E L-402 Mniature Stage
Figure 8: Mounting of the protective earth conductor (profile view)
1 Base body of the L-402
2 Flat washer
3 Safety washer
4 Screw
5 Cable lug
6 Protective earth conductor
Requirements

You have read and understood the general notes on installation (p. 11).
Tools and accessories

Suitable protective earth conductor: Cable cross section ≥ 0.75 mm
2

Screw, M4x8, ISO 7045

2 washers, ISO 7089-4

2 safety washers, S4

Suitable screwdriver
Connecting the L-402 to the protective earth conductor
1. If necessary, attach a suitable cable lug to the protective earth conductor.
2. Affix the cable lug of the protective earth conductor using the M4 screw on the
protective earth connection of the L-402 as shown in the profile view.
3. Tighten the M4 screw with a torque of 1.2 Nm to 1.5 Nm.
4. Make sure that the contact resistance at all connection points relevant for mounting
the protective earth conductor is <0.1 Ω at 25 A.