3RB3143-4UB0 | Siemens
Overload protection relay, 3 pole, 12.5 to 50 A, 50 A, screw connection, 3RB3143-4UB0
Order No.: 27H2722
EAN: 4047621011912
MPN:
3RB3143-4UB0
3RB31434UB0
Unit Price (€ / pc.)
269.9753 € *
Available: 0 pcs.
Leadtime: On Request **
Overload relay 12.5...50 A Electronic For motor protection Size S3, Class 5E...30E Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset solid-state overload relay SIRIUS 3RB3 for inverse-time delayed protection of loads with normal and heavy starting against excessive temperature rises due to overload, phase unbalance or phase failure.
Technical specifications
| Connection | screw connection | |
| Version | Overload relay | |
| Release | 12.5 to 50 A | |
| rated voltage (AC) | 1000 V | |
| Actuator | slide switch | |
| Assembly | panel mounting | |
| Rated current | 50 A | |
| Network frequency | 50/60 Hz | |
| Pin number | 3 pole | |
| Degree of protection (IP) | IP20 |
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Logistics
| Country of origin | CZ |
| Customs tariff number | 85364900 |
Compliance
| RoHS conform | Yes |
| Date of RoHS guidelines | 3/31/15 |
| SVHC free | No |
| Substance description | Lead, lead monoxide (lead oxide) |
