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Securing against reconnection – lock-off function – SMA SC 250U User Manual

Page 64

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7  Operating the Disconnect Unit

SMA America, LLC

64

DISU_SCUS-IA-IUS111711

Installation Guide

7.4 Securing against reconnection – Lock-Off function

Figure 46: Dimensions of padlock for securing against reconnection

1. For all DC switches:

• Strongly turn the switch to the left into position

”Off”.

• Pull the lock holder out of the switch handle and

attach up to 3 padlocks to the handle of the
switch.

Position

Description

A

Diameter padlock:

3

16

 in. … 

5

16

 in. (5 mm … 8 mm)

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