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4 mounting position and cable route, Mounting position and cable route, Installing alarm contact for dc load-break switch – SMA String-Monitors Alarm Contact Kit User Manual

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4 Mounting Position and Cable Route

The figure illustrates the mounting position and cable route in an SMA String-Monitor of device type
SSM-U-XX15. The mounting position and cable route is analogous for the SMA String-Monitor of
device type SSM-U-XX10.

Figure 4 : Mounting position of the alarm contact and cable route in the SMA String-Monitor SSM-U-XX15
(example)

Position

Explanation

A

Mounting position of the alarm contact in the DC load-break switch

B

Cable route

C

Cable lug

5 Installing Alarm Contact for DC Load-Break Switch

Danger to life from electric shock due to live voltage
High voltages are present in the live components of the DC sub-distribution. Touching live
components results in death or serious injury due to electric shock.

• Disconnect the inverter on the DC side (see the inverter manual).
• Disconnect the DC sub-distribution (see the DC sub-distribution manual).
• Disconnect all DC sub-distributions that are connected in parallel in the DC connection area

(see the manual of the respective DC sub-distribution).

4 Mounting Position and Cable Route

SMA Solar Technology AG

Installation Manual

MeldeLasttr-IA-xx-10

16

ENGLISH