SMA String-Monitors Optical Fiber Interface Module - Manual (Page 22)

Damage to optical fibers due to too tight bend radii
Excessive bending or kinking will damage the optical fibers.
• Observe the minimum permissible bend radii of the optical fibers.
4.2 Overview of the Connection Area of the SMA String-
Monitor
View from Below
Figure 7 : View of the SMA String-Monitor from below
Position Designation
A Enclosure opening with cable gland for the main cables DC+
B Enclosure opening with string cable harness (PV+) and DC connectors (factory pre-
assembled)
C Condensate drain
D Enclosure opening with string cable harness (PV‒) and DC connectors (factory pre-
assembled)
E Enclosure opening with cable gland for the main cables DC‒
F Enclosure opening with membrane for the following cables:
• Communication
• Sensors
• External functional grounding for the electronic assembly
• External functional grounding for the DC surge arrester
4 Installation SMA Solar Technology AG
Installation Manual SSMLWL-IA-xx-10 22
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