fastening methodsnap-on mounting
product categoryAuxiliary switch
— solid or stranded2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
product brand nameSIRIUS
product designationauxiliary switch
suitability for usefor 3RT10, 3RT12, 3RT145, 3RT146, 3RT147
design of the productfor snapping onto the front
product type designation3RH19
Substance Prohibitance (Date)07/01/2006
protection class IP on the frontIP20
surge voltage resistance rated value6 kV
— finely stranded with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
contact reliability of auxiliary contacts1 faulty switching per 100 million (17 V, 1 mA)
mechanical service life (operating cycles) typical10 000 000
operational current at AC-15 at 690 V rated value1 A
operational current of auxiliary contacts at AC-12 maximum10 A
electrical endurance (operating cycles) at AC-15 at 230 V typical200 000
insulation voltage with degree of pollution 3 at AC rated value690 V
type of electrical connection for auxiliary and control circuitscrew-type terminals
number of CO contacts of auxiliary contacts instantaneous contact0
AWG number as coded connectable conductor cross section for auxiliary contacts20 ... 14
design of the fuse link for short-circuit protection of the auxiliary switch requiredgG: 10 A (500 V, 1 kA)
design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 VC characteristic: 10 A; 0.4 kA
