112811 Ex9M4SD DC 3P EU

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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.

Karakteristike

Parametar Vrednost
Version as emergency stop installation NO
Rated permanent current Iu 630
Motor drive integrated NO
Rated permanent current at AC-23, 400 V
Motor drive optional YES
Voltage release optional YES
Suitable for ground mounting YES
Suitable for front mounting 4-hole NO
Suitable for distribution board installation YES
Type of control element Rocker lever
Version as reversing switch NO
Interlockable NO
Version as main switch YES
Version as maintenance-/service switch NO
Suitable for front mounting center NO
Number of poles 3
Number of auxiliary contacts as normally open contact 0
Device construction Built-in device fixed built-in technique
Version as safety switch NO
Suitable for intermediate mounting YES
Number of switches 1
Max. rated operation voltage Ue AC
Colour control element Grey
Degree of protection (IP), front side IP20
Rated permanent current at AC-21, 400 V
Number of auxiliary contacts as change-over contact 0
Type of electrical connection of main circuit Screw connection

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