Siemens 3RU Overload Relay 1NO + 1NC, 14 → 20 A F.L.C, 20 A Contact Rating, 7.5 kW, 3P, SIRIUS Innovation
- RS Stock No.:
- 706-1664
- Mfr. Part No.:
- 3RU2126-4BB0
- Brand:
- Siemens
Available to back order for despatch 26/04/2024
Added
Price Each
£44.32
(exc. VAT)
£53.18
(inc. VAT)
| Units | Per unit |
| 1 + | £44.32 |
Alternative
This product is not currently available. Here is our alternative recommendation.
- RS Stock No.:
- 706-1664
- Mfr. Part No.:
- 3RU2126-4BB0
- Brand:
- Siemens
Technical Reference
Legislation and Compliance
- COO (Country of Origin):
- DE
Product Details
Overload Relay - 3RU range
Switch position indicator and test function
STOP button
Selector switch for manual/automatic reset
Screw connection or Spring-clamp versions
Impulse voltage resistance 6 kV
Insulation voltage 690V
Surface or DIN-rail stand-alone mounts available, see 706-1699 etc
STOP button
Selector switch for manual/automatic reset
Screw connection or Spring-clamp versions
Impulse voltage resistance 6 kV
Insulation voltage 690V
Surface or DIN-rail stand-alone mounts available, see 706-1699 etc
The 3RU21 thermal overload relays up to 80 A have been designed for current-sensitive protection of loads with normal starting.
These thermal overload relays for use with Sirius Size S0 & S00 Contactors
These thermal overload relays for use with Sirius Size S0 & S00 Contactors
Note
Screw terminals can only be used with screw terminal overloads and spring terminals can only be used with spring terminal overloads.
Approvals
CE, UL, CSA
Specifications
Attribute | Value |
|---|---|
| FLC Motor Rating | 14 → 20 A |
| Contact Current Rating | 20 A |
| Range | SIRIUS Innovation |
| Pole Configuration | 3P |
| Series | 3RU |
| Mounting Style | Direct Contactor |
| Power Rating | 7.5 kW |
| Normal State Configuration | 1NO + 1NC |
| Reset Method | Automatic, Manual |
| Terminal Type | Screw |
| Width | 45mm |
| Number Of Auxiliary Contacts | 2 |
| Depth | 73mm |
| Length | 87mm |
| Maximum Operating Temperature | +70°C |
| Minimum Operating Temperature | -40°C |
| Operating Temperature Range | -40 → +70 °C |
| Contact Voltage Rating | 690 V ac |