21系列制动器动作旋转开关Features•Double-Sided,Double-Wiping,Knife-TypeRotaryContacts•SilverContactSurfacesforLong,ReliableLife•TerminalScrews–EasyInstallation•FourHoleMountControlSwitchSpecialFeatures•SpringReturntoNormal(Vertical)PositionInstrumentSwitchSpecialFeatures•Make-Before-Break(ShortingContacts)•CommonInputTapSwitchArrangement––SequentiallyConnected•PositivePositioning,MaintainedActionDetentMechani***ElectricalSpecificati***InterruptRatings•15A/120VAC•4A/600VAC•7.5A/240VAC•OverloadCurrent(50operati***):30A/125VACResistive•VoltageBreakdown:1200Vrmsminimum•InsulationResistance:100Megohmsminimum•ContactsResistance:10milliohmsmaximumMechanicalSpecificati***Secti***PolesPositi***ContactsMake-Before-Break(Shorting)ActionMountingPanelThicknessRotorContactsStationaryContactsC***truction)