Solid-state overload relays SIEMENS 3RB2 and 3RB3 series 

Operation type

Thermal overload relays

Thermal overload class

Class 10, Class 20

Protection range current

50…200A, 55…250A, 160…630A, 0.32…1.25A, 1…4A, 0.1…0.4A, 3…12A, 4…16A, 6…25A, 10…40A, 12…50A, 20…80A, 25…100A, 12.5…50A, 0.32..1.25A, 12.5...50A, 0.1...0.4A, 0.32...1.25A

Compatible device

Siemens contactors

Applied contactors

3RT1054~56, 3RT1064~76, 3RT2015~18, 3RT2023~28, 3RT2035~38, 3RT2045~47

Frame size

S6, S10/12, S00, S2, S3

Line voltage

AC

Rated operational voltage (Ue)

1000VAC, 690VAC

Rated frequency

50/60Hz

Reset mode

Manual, Auto

Connection type

Screw clamp terminals

Mounting type

On-contactor mounting

Function

Adjustment of setting current, With manual and automatic reset button

Ambient temperature

-25...60°C

Approx. weight

1.030kg, 690g, 1.820kg, 172g, 250g, 360g, 230g, 560g, 450g, 175g, 215g

Overall width

120mm, 145mm, 45mm, 55mm, 70mm

Overall height

119mm, 80.7mm, 65mm, 71mm, 98.9mm, 106mm

Overall depth

150mm, 108.7mm, 73mm, 84mm, 113.1mm, 119mm

Representative standard

IEC, EN