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In the main circuit, the SIRIUS 3RU thermal overload relays are responsible for current-dependent overload protection of electrical loads (e.g. motors).
Siemens 3RH2911-1HA11 SIE3RH29111HA11 SIE 3RH29111HA11 1NO+1NC SW Block, Black
KWD 6
SIEMENS 3RV20111BA10 Motor Starter Protector, 1.4 to 2 Amp, Class 10 Overload Trip, Size S00, Screw Terminal
KWD 27.500
Siemens SIRIUS 3RU21264CB0 Thermal Overload Relay, 17 to 22A Range, Size S0, Trip Class 10, Manual/Automatic Reset, Contactor Mounting, Screw Terminal
KWD 28.500
Solid State Time Relay, Industrial Housing, 22.5mm, Screw Terminal, 16 Function, 2 CO Contact Elements, 0.05s–100h Time Range, AC/DC 24 100–127VAC Control Supply Voltage
KWD 128
