ZKSWD 100 - Ritz Singapore Sales

BRAND	Ritz
Product	ZKSWD 100
Description	Damping Inductance Device
Internal code	IMP3425388
Weight	6
Technical specification	Damping unit against ferro resonance oscilation; DE4 for connection on 3-phase voltage transformers for connection in open delta 100/3 V (100V) (please, not on your PO) Frequency: 50Hz. (please, not on your PO) acc. to outline drawing: MB3.3571 Insulation class: E ambient temperature: -5…+40°C altitude <= 1.000m (> 1.000m on request) protection class of housing: IP20 weight: 6,00 Kg consisting of sheet steel housing with 1 damping inductance coil ZKSWD 100 damping capacitiy of the ZKSWD 100: 25Hz. 1.400W, 1sec. with 1 group of resistors 90Ohm Damping capacity of the DE4 25Hz. 1.490W, 1sec. Ie <= 4A @ 110 V, 50Hz. continuously The nominal limiting current in case of earth fault of the VT is not allowed to exceeding Ie of the damping inductance coil . The maximum resistivity between the damping incutance coil an the voltage transformer is 0,1 Ohm. It is forbidden to install an additional damping resistor at the main voltage transformer!

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