LEGRAND DPX3 160 - Page 41

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40
EN
 Installation with two transformers:
 This installation requires:
o 1 CT on phase L1 of each transformer
o 1 general summation CT 5+5…/5 A
 The value of the primary to be programmed in the controller should be the
sum of the primaries of each transformer
 Installation with two transformers and coupling system:
 This installation requires:
o 1 CT on the main phase L1 of each transformer
o 1 CT on the group phase L1 for each transformer
o 1 general summation CT 5+5…/5 A for each transformer
 The value of the primary to be programmed in the controller should be the
value of the primary for the transformer to which it is connected
ALPTEC
CT 1
CT 2