Siemens 3RU Overload Relay 1NO + 1NC, 57 → 75 A F.L.C, 75 A Contact Rating, 37 kW, 3P, Sirius Classic
- RS Stock No.:
- 246-4771
- Mfr. Part No.:
- 3RU1146-4KB0
- Brand:
- Siemens
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Currently unavailable
We don’t know if this item will be back in stock, it is being discontinued by the manufacturer.
- RS Stock No.:
- 246-4771
- Mfr. Part No.:
- 3RU1146-4KB0
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| FLC Motor Rating | 57 → 75 A | |
| Contact Current Rating | 75 A | |
| Range | Sirius Classic | |
| Pole Configuration | 3P | |
| Series | 3RU | |
| Mounting Style | Direct Contactor | |
| Power Rating | 37 kW | |
| Normal State Configuration | 1NO + 1NC | |
| Reset Method | Automatic, Manual | |
| Terminal Type | Screw | |
| Number Of Auxiliary Contacts | 2 | |
| Width | 70mm | |
| Length | 120mm | |
| Depth | 140mm | |
| Minimum Operating Temperature | -20°C | |
| Maximum Operating Temperature | +70°C | |
| Operating Temperature Range | -20 → +70 °C | |
| Contact Voltage Rating | 1 kV ac | |
Select all | ||
|---|---|---|
Brand Siemens | ||
FLC Motor Rating 57 → 75 A | ||
Contact Current Rating 75 A | ||
Range Sirius Classic | ||
Pole Configuration 3P | ||
Series 3RU | ||
Mounting Style Direct Contactor | ||
Power Rating 37 kW | ||
Normal State Configuration 1NO + 1NC | ||
Reset Method Automatic, Manual | ||
Terminal Type Screw | ||
Number Of Auxiliary Contacts 2 | ||
Width 70mm | ||
Length 120mm | ||
Depth 140mm | ||
Minimum Operating Temperature -20°C | ||
Maximum Operating Temperature +70°C | ||
Operating Temperature Range -20 → +70 °C | ||
Contact Voltage Rating 1 kV ac | ||
- COO (Country of Origin):
- DE
Overload Relays - 3RU11 Range
Trip Class 10
Coil and auxiliary contact repeat terminals
Trip fault indication
Manual/auto reset
Single phase differential protection
Temperature compensated trip: -20°C to +60°C
Coil and auxiliary contact repeat terminals
Trip fault indication
Manual/auto reset
Single phase differential protection
Temperature compensated trip: -20°C to +60°C
Note
The width and height measurements of the overload relays are dependent on the contactor they are used on.
Standards
IEC947, VDE0990, EN60947
Approvals
UL, CSA