Manufacture: Siemens
Type: Overload relay
MNR: 3RB3123-4VB0
Product brand name: SIRIUS
Product designation: 3RB3
Size: S0
Adjustable Current Response: 10 … 40 A
Operating voltage rated value: 690 V
Rated insulation voltage Ui@ IEC/EN 60947-5-1: 300 V
Rated insulation voltage Ui@ IEC/EN 60947-4-1: 690 V
Rated impulse with stand voltage Uimp@ IEC/EN 60947-5-1:: 4 kV
Rated impulse with stand voltage Uimp@ IEC/EN 60947-4-1:: 6 kV
Frequency: 50/60 Hz
Standard: IEC/EN 60947-5-1, IEC/EN 60947-4-1
Thermal Current: 40 A
Current AC-15: 4 A@24 V,4 A@125 V,3 A@250 V
Current DC-13: 2 A@24 V,0.3 A@125 V,0.11 A@250 V
Contact: 1 Normally closed contact, 1 Normally open contact
Operating power@400 V: 5.5 … 18.5 kW
Operating temperature: -25 … 60°C
Protection class: IP20
No. of poles: 3
Type of electrical connection: screw-type terminals
Dimensions: 87 x 45 x 84 mm