SIEMENS
The Siemens 3RB3113-4SB0 is a compact electronic overload relay (3–12 A, Size S00) designed for reliable motor protection. Features manual/automatic reset, screw connections, and internal ground fault detection for safe, efficient operation.
Backorder available · Factory lead time 2–3 weeks.
The Siemens 3RB3113-4SB0 is a high-performance electronic overload relay designed for reliable motor protection. Suitable for a current range of 3–12 A, this compact relay (Size S00) ensures efficient operation and extended motor lifespan. Its versatile design allows manual, automatic, or reset operation, along with internal ground fault detection, making it a robust solution for industrial applications. Ideal for contactor mounting, it features both main and auxiliary circuits with screw terminals for secure and straightforward installation.
Reliable Motor Protection: Protects motors against overloads, reducing downtime and maintenance costs.
Versatile Reset Options: Offers manual, automatic, and reset modes for flexible operation.
Ground Fault Detection: Internal detection enhances safety and prevents damage.
Compact and Easy to Mount: Size S00 ensures space-saving installation on standard contactors.
Durable and Efficient: Electronic design improves accuracy and response time over traditional thermal relays.
Electronic overload relay for motor protection.
Current range: 3–12 A.
Size S00 for compact applications.
Manual, automatic, and reset operation modes.
Contactor mounting with screw connections for main and auxiliary circuits.
Internal ground fault detection for added safety.
Model Number: Siemens 3RB3113-4SB0
Type: Electronic overload relay
Current Range: 3–12 A
Size: S00
Class: 5…30
Mounting: Contactor
Main Circuit Connection: Screw
Auxiliary Circuit Connection: Screw
Reset Type: Manual-Automatic
Additional Features: Internal ground fault detection
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| SKU / Model | 3RB3113-4SB0 |
|---|---|
| Brand | SIEMENS |
| product brand name | SIRIUS |
| product designation | solid-state overload relay |
| product type designation | 3RB3 |
| size of overload relay | S00 |
| size of contactor can be combined company-specific | S00 |
| power loss [W] for rated value of the current at AC in hot operating state | 0.6 W |
| ● per pole | 0.2 W |
| insulation voltage with degree of pollution 3 at AC rated value | 690 V |
| surge voltage resistance rated value | 6 kV |
| maximum permissible voltage for safe isolation in networks with grounded star point | - |
| ● between auxiliary and auxiliary circuit | 300 V |
| ● between main and auxiliary circuit | 690 V |
| shock resistance | 15g / 11 ms |
| ● acc. to IEC 60068-2-27 | 15g / 11 ms; Signaling contact 97 / 98 in position "Tripped": 9g / 11 ms |
| vibration resistance | 1-6 Hz, 15 mm; 6-500 Hz, 20 m/s²; 10 cycles |
| thermal current | 12 A |
| type of protection according to ATEX directive 2014/34/EU | Ex II (2) G [Ex e] [Ex d] [Ex px] ; Ex II (2) D [Ex t] [Ex p] |
| certificate of suitability according to ATEX directive 2014/34/EU | PTB 09 ATEX 3001 |
| reference code acc. to IEC 81346-2 | F |
| installation altitude at height above sea level maximum | 2 000 m |
| ambient temperature | - |
| ● during operation | -25 ... +60 °C |
| ● during storage | -40 ... +80 °C |
| ● during transport | -40 ... +80 °C |
| temperature compensation | -25 ... +60 °C |
| relative humidity during operation | 10 ... 95 % |
| number of poles for main current circuit | 3 |
| adjustable current response value current of the current-dependent overload release | 3 ... 12 A |
| operating voltage | - |
| ● rated value | 690 V |
| ● for remote-reset function at DC | 24 V |
| ● at AC-3 rated value maximum | 690 V |
| operating frequency rated value | 50 ... 60 Hz |
| operational current rated value | 12 A |
| operating power | - |
| ● for 3-phase motors at 400 V at 50 Hz | 1.5 ... 5.5 kW |
| ● for AC motors at 500 V at 50 Hz | 1.5 ... 5.5 kW |
| ● for AC motors at 690 V at 50 Hz | 2.2 ... 7.5 kW |
| design of the auxiliary switch | integrated |
| number of NC contacts for auxiliary contacts | 1 |
| number of NO contacts for auxiliary contacts | 1 |
| ● note | for message "tripped" |
| number of CO contacts for auxiliary contacts | 0 |
| operational current of auxiliary contacts at AC-15 | - |
| ● at 120 V | 4 A |
| ● at 230 V | 3 A |
| operational current of auxiliary contacts at DC-13 | - |
| ● at 24 V | 2 A |
| ● at 60 V | 0.55 A |
| ● at 110 V | 0.3 A |
| ● at 125 V | 0.3 A |
| ● at 220 V | 0.11 A |
| trip class | CLASS 5E, 10E, 20E and 30E adjustable |
| design of the overload release | electronic |
| response value current of the grounding protection minimum | 0.75 x IMotor |
| response time of the grounding protection in settled state | 1 000 ms |
| operating range of the grounding protection relating to current set value | - |
| ● minimum | IMotor > lower current setting value |
| ● maximum | IMotor < upper current setting value x 3.5 |
| full-load current (FLA) for 3-phase AC motor | - |
| ● at 480 V rated value | 12 A |
| ● at 600 V rated value | 12 A |
| contact rating of auxiliary contacts according to UL | B600 / R300 |
| design of the fuse link | - |
| ● for short-circuit protection of the main circuit | - |
| — with type of coordination 1 required | gG: 50 A, RK5: 45 A |
| — with type of assignment 2 required | gG: 50 A, J: 45 A |
| ● for short-circuit protection of the auxiliary switch required | fuse gG: 6 A |
| mounting position | any |
| fastening method | Contactor mounting |
| product component removable terminal for auxiliary and control circuit | Yes |
| type of electrical connection | - |
| ● for main current circuit | screw-type terminals |
| ● for auxiliary and control circuit | screw-type terminals |
| arrangement of electrical connectors for main current circuit | Top and bottom |
| ● at AWG cables for main contacts | 1x (20 ... 12), 2x (20 ... 12) |
| type of connectable conductor cross-sections | - |
| ● for auxiliary contacts | - |
| — solid | 1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²) |
| — solid or stranded | 1x (0,5 ... 4 mm²), 2x (0,5 ... 2,5 mm²) |
| — finely stranded with core end processing | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²) |
| ● at AWG cables for auxiliary contacts | 1x (20 ... 14), 2x (20 ... 14) |
| tightening torque | - |
| ● for main contacts with screw-type terminals | 0.8 ... 1.2 N·m |
| ● for auxiliary contacts with screw-type terminals | 0.8 ... 1.2 N·m |
| design of screwdriver shaft | Diameter 5 to 6 mm |
| size of the screwdriver tip | Pozidriv PZ 2 |
| design of the thread of the connection screw | - |
| ● for main contacts | M3 |
| ● of the auxiliary and control contacts | M3 |
| protection class IP on the front acc. to IEC 60529 | IP20 |
| touch protection on the front acc. to IEC 60529 | finger-safe, for vertical contact from the front |
| type of voltage supply via input/output link master | No |
| conducted interference | - |
| ● due to burst acc. to IEC 61000-4-4 | 2 kV (power ports), 1 kV (signal ports) corresponds to degree of severity 3 |
| ● due to conductor-earth surge acc. to IEC 61000-4-5 | 2 kV (line to earth) corresponds to degree of severity 3 |
| ● due to conductor-conductor surge acc. to IEC 61000-4-5 | 1 kV (line to line) corresponds to degree of severity 3 |
| ● due to high-frequency radiation acc. to IEC 61000-4-6 | 10 V in frequency range 0.15 to 80 MHz, modulation 80 % AM with 1 kHz |
| field-based interference acc. to IEC 61000-4-3 | 10 V/m |
| electrostatic discharge acc. to IEC 61000-4-2 | 6 kV contact discharge / 8 kV air discharge |
| display version for switching status | Slide switch |
| last modified: | 12/15/2020 |
| Weight | 0.185 kg |
| Dimensions | 55.00 × 85.00 × 95.00 mm |
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