The auxiliary contacts is intended for automatical controlling of the auxiliary circuit of MCCB,and open action of current,and under voltage of circuit and equipment.
Auxiliary And Alarm Contacts Size
1N/O and 1N/C+1alarm contact
2N/O and2N/C+1alarm contact
Wiring Diagram Of Auxiliary And Alarm Contacts
State of MCCB | State of alarm contacts | diagram of wiring |
Close position | | |
Open position |
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CM1-63FBCM1, TM30(NF30) | CM 1-100FB | CM 1-225FB |
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CM1-400FBCM1, TM30(NF30) | DAM1-250/400FB DAM1(ABB)-250A,400A | DZ20-100FBDZ20-100A |
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DZ20-225FC | ||
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