Installation On A Standard Rail - Siemens SCALANCE X-300 Series Operating Instructions Manual

5.4.2

Installation on a standard rail

Installation on a SIMATIC S7-300 standard rail
1. Hang the upper guide at the top of the switch housing onto the S7 standard rail.
2. Screw the IE Switch X‑300 to the underside of the standard rail.
3. Connect the grounding of the switch according to the description in the section Grounding
(Page 123).
4. Connect the power supply to the appropriate terminal block.
5. Connect the cable for the signaling contact to the appropriate terminal block.
6. Insert the terminal blocks into the sockets on the IE Switch X-300.
Note
Standard rail mounting of the IE Switch X‑300EEC
The IE Switch X‑300EEC can only be mounted on an S7-300 standard rail using a
commercially available adapter.
Figure 5-2
SCALANCE X-300
Operating Instructions, 11/2019, A5E01113043-24
Installing an IE Switch X-300 on a SIMATIC S7-300 standard rail
CAUTION
Grounding of the X‑300EEC
The device is grounded via the bolts in the floor of the housing.
On the X‑300EEC with power supply 100...240 V AC, you must always connect protective
ground via the bolts on the bottom of the device housing.
Installation
5.4 Installing a switch
103