Operation
7.2 Functions of the inputs and outputs
114 Manual, 08/2017, L1V30368969104A-02
In this section, the functions of the auxiliary switches described in the section titled Auxiliary
switch of the transfer switching equipment (Page 81) are explained in more detail.
A leading changeover (CO) contact is included for switch positions I and II for each auxiliary
switch.
Recommended
cable cross-section
Additional
auxiliary
switches
81 Common control terminal for the auxiliary
switch, position I
Floating contacts 2 A
AC1 / 250 V
1.5 - 2.5 mm
2
82 Auxiliary switch position I - leading normally
closed (NC) contact
84 Auxiliary switch position I - leading normally
open (NO) contact
91 Common control terminal for the auxiliary
switch, position II
92 Auxiliary switch position II - leading normally
closed (NC) contact
94 Auxiliary switch position II - leading normally
open (NO) contact
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