Kindly be informed that the mechanical interlocking by cables between 3 devices is possible only for NW only,not NS breaker,( as per source changeover catalog ref.LVPED211022EN page A-11)
Consequently,in order to have a mechanical interlock by cables for 3 devices associated with ATS function,you will be obliged to change the NS breakers to NW.
In this case,the interlock by cable for 3 Masterpact NWs 1 out of 3 can be done in two ways as given below
a) 3 sources, only 1 device closed, fixed or drawout devices >> ordering code 48610 >> Instruction sheet 51156126AA-03.pdf
b) 2 normal, 1 replacement source, fixed or drawout devices >> 48608 >> 51156124AA-03.pdf
Please find attached the instruction sheets in each case for more details about the references used and the installation steps.
Consequently,in order to have a mechanical interlock by cables for 3 devices associated with ATS function,you will be obliged to change the NS breakers to NW.
In this case,the interlock by cable for 3 Masterpact NWs 1 out of 3 can be done in two ways as given below
a) 3 sources, only 1 device closed, fixed or drawout devices >> ordering code 48610 >> Instruction sheet 51156126AA-03.pdf
b) 2 normal, 1 replacement source, fixed or drawout devices >> 48608 >> 51156124AA-03.pdf
Please find attached the instruction sheets in each case for more details about the references used and the installation steps.
Released for: Schneider Electric United Arab Emirates
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