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  Contactor Overload Relays (868 items)

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Siemens Overload Relay 1NC + 1NO, 55 → 250 A F.L.C, 250 A Contact Rating, 3P, 3RB / 2162850 (2 offers) 
The Siemens SIRIUS 3RB series is a manual-automatic reset solid-state overload relay for inverse-time delayed protection of loads with normal and heavy starting against excessive temperature rises ...
Siemens
3RB2066-1GC2
from £ 178.00*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 50 → 200 A F.L.C, 200 A Contact Rating, 3P, 3RB / 2182893 (1 offer) 
The Siemens SIRIUS 3RB series is a manual-automatic reset solid-state overload relay for inverse-time delayed protection of loads with normal and heavy starting against excessive temperature rises ...
Siemens
3RB2153-4FC2
£ 274.151*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 4 A F.L.C, 4 A Contact Rating, 3 kW, 690 Vac, TP, SIRIUS / 2164359 (1 offer) 
The Siemens overload relay of current rating 1-4 A. It is used for motor protection size S00, class 10E and having contactor mounting. The main circuit has spring type terminal and auxiliary circui...
Siemens
3RB3016-2PB0
£ 91.863*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 3 → 12 A F.L.C, 12 A Contact Rating, 3P, 3RB / 2162817 (1 offer) 
The Siemens SIRIUS 3RB series is a solid-state overload relay for inverse-time delayed protection of loads with normal and heavy starting against excessive temperature rises due to overload, phase ...
Siemens
3RB3123-4SB0
£ 152.233*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 25 A F.L.C, 25 A Contact Rating, 22 kW, 690 Vac, TP, SIRIUS / 2164360 (1 offer) 
The Siemens overload relay of current rating 6-25 A. It is used for motor protection size S00, class 10E and having contactor mounting. The main circuit has spring type terminal and auxiliary circu...
Siemens
3RB3123-4QE0
£ 152.233*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 200 A F.L.C, 200 A Contact Rating, 160 kW, 1000 V, TP, SIRIUS / 2130996 (1 offer) 
The Siemens overload relay 50-200 A for motor protection having size S6, class 5..30e. It has contactor mounting or stand-alone installation with 4main circuit and auxiliary circuit with screw. It ...
Siemens
3RB2153-4FW2
£ 264.667*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 16 A F.L.C, 16 A Contact Rating, 11 kW, 690 Vac, TP, SIRIUS / 2103467 (2 offers) 
The Siemens overload relay of current rating 4-16 A. It is used for motor protection size S00, class 10E and having contactor mounting. The main circuit has spring type terminal and auxiliary circu...
Siemens
3RB3016-1TE0
from £ 74.66*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 12 A F.L.C, 12 A Contact Rating, 7.5 kW, 690 Vac, TP, SIRIUS / 2130999 (1 offer) 
The Siemens overload relay of current rating 3-12 A. It is used for motor protection size S00, class 10E and having contactor mounting. The main circuit has spring type terminal and auxiliary circu...
Siemens
3RB3123-4SE0
£ 152.233*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 12 A F.L.C, 12 A Contact Rating, 7.5 kW, 690 Vac, TP, SIRIUS / 2103468 (1 offer) 
The Siemens overload relay of current rating 3-12 A. It is used for motor protection size S00, class 10E and having contactor mounting. The main circuit has spring type terminal and auxiliary circu...
Siemens
3RB3026-1SE0
£ 89.90*
per piece
 
 piece
Siemens Overload Relay 1NC + 1NO, 10 → 40 A F.L.C, 40 A Contact Rating, 3P, 3RB / 2162818 (1 offer) 
The Siemens SIRIUS 3RB series is a solid-state overload relay for inverse-time delayed protection of loads with normal and heavy starting against excessive temperature rises due to overload, phase ...
Siemens
3RB3123-4VB0
£ 189.635*
per piece
 
 piece
Siemens Electronic Overload Relay 1NO, 630 A Contact Rating, 24 → 230 V, 3P / 2550830 (1 offer) 
Contact Current Rating = 630 A Pole Configuration = 3P Normal State Configuration = 1NO Control Voltage = 24 → 230 V
Siemens
3RB2483-4AC1
£ 327.502*
per piece
 
 piece
Siemens Electronic Overload Relay 1NO, 0.3 → 630 A F.L.C, 630 A Contact Rating, 24 → 220 V, 3P / 2550829 (1 offer) 
FLC Motor Rating = 0.3 → 630 A Contact Current Rating = 630 A Pole Configuration = 3P Normal State Configuration = 1NO Control Voltage = 24 → 220 V
Siemens
3RB2483-4AA1
£ 327.502*
per piece
 
 piece
Siemens 3TH4 Contactor Relay 5NO/5NC, 6 A F.L.C, 10 A Contact Rating, 24 V dc, 3TH4355 / 2804447 (1 offer) 
FLC Motor Rating = 6 A Contact Current Rating = 10 A Range = 3TH4355 Series = 3TH4 Normal State Configuration = 5NO/5NC Control Voltage = 24 V dc
Siemens
3TH43550LB4
£ 223.81*
per piece
 
 piece
Siemens 3RU2136-4EB0 electrical relay Black (3 offers)
Siemens
3RU2136-4EB0
from £ 49.77*
per piece
 
 piece
Siemens 3RU2126-1KB0 electrical relay Black (3 offers)
Siemens
3RU2126-1KB0
from £ 30.62*
per piece
 
 piece
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