Siemens Z3B171, 4843830001
Relay module
Relay module
SIEMENS
Siemens LOA24.171B27 Oil burner control, 2-stage, t1=13s, TSA=10s, t3n=15...20s, AC220...240V Datasheet
SIEMENS
Siemens QAA50.110/101 also replaces Siemens QAW50 Room unit with LCD display, room temperature measurement and display, knob for manual setpoint readjustments, operating- and presence button...
SIEMENS
Siemens 424114620 Flange, small, 21mm spacing, for QRB1