112800 Ex9M1SD DC 4P EU


DC MCCB based Switch Disconnectors Ex9MSD are used as a main switch in all kinds of DC applications. Thanks to theirs polarity independence can be used also for PV. They serve there as a main disconnector of DC side of the power plant in combiner or array boxes. These switch disconnectors have same size and design as standard Ex9M MCCBs. Therefore is there possibility to use fully compatible range of external and internal accessories including extended rotary handles, auxiliary contacts, tripping units, motor operators and terminal covers.


Parametar Vrednost
Suitable for front mounting center NO
Version as main switch YES
Number of switches 1
Version as maintenance-/service switch NO
Suitable for distribution board installation YES
Interlockable NO
Rated permanent current Iu 160
Colour control element Grey
Type of control element Rocker lever
Rated permanent current at AC-23, 400 V
Number of auxiliary contacts as normally open contact 0
Motor drive integrated NO
Device construction
Suitable for intermediate mounting YES
Degree of protection (IP), front side IP20
Motor drive optional YES
Voltage release optional YES
Suitable for ground mounting YES
Max. rated operation voltage Ue AC
Number of poles 4
Number of auxiliary contacts as change-over contact 0
Rated permanent current at AC-21, 400 V
Suitable for front mounting 4-hole NO
Version as reversing switch NO
Type of electrical connection of main circuit Screw connection
Version as safety switch NO
Version as emergency stop installation NO


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