Siemens 3RM1207-1AA14 Reversing Starter, 3RM1 Series, 500 V, 0.55-3 kW Original Brand New
$158.40
This is a slim, compact SIRIUS 3RM1 reversing starter suitable for motors from 0.55 kW to 3 kW (1.6 A to 7 A). It operates on a 110-230 V AC control voltage and features reliable screw terminals. Ideal for space-saving motor control applications.
Availability: In stock
Overview
The Siemens 3RM1207-1AA14 is a high-performance component of the SIRIUS 3RM1 compact starter series, specifically designed for efficient and reliable motor control. This integrated reversing starter solution combines the functions of contactors, overload protection, and an electronic control system in an incredibly slim, space-saving enclosure. With a broad motor power range of 0.55 kW to 3 kW (or current range of 1.6 A to 7 A), it is perfectly suited for small to medium-sized applications in machinery, conveyors, and assembly lines. Its robust design and high 500 V operating voltage capability ensure longevity and seamless integration into industrial power systems.
Benefit
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Significant Space Reduction: The integrated design dramatically reduces the required panel space compared to conventional starter assemblies (e.g., separate contactors and relays), offering maximum panel density.
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Simplified Wiring: With fewer components and straightforward screw terminals, installation and wiring time are significantly decreased, leading to lower labor costs.
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Extended Service Life: Electronic switching and motor protection enhance reliability and component lifespan, reducing maintenance frequency.
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Global Standard: As a genuine Siemens product, the 3RM1207-1AA14 guarantees quality, compliance with international standards, and easy integration into existing SIRIUS systems.
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Wide-Range Control: The flexible 110-230 V AC control voltage input allows for universal use across different machine and regional electrical setups.
Functions & Features
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Reversing starter for AC motors
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Rated current: 1.6 – 7 A
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Control voltage: 110–230 V AC
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Maximum voltage: 500 V
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Screw terminal connections for easy installation
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Compact design for panel mounting
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Part of the trusted Siemens 3RM1 series
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| Weight | 0.335 kg |
|---|---|
| Dimensions | 36.00 × 109.00 × 167.00 mm |
| Brand | SIEMENS |
| product brand name | SIRIUS |
| product category | Motor starter |
| product designation | Reversing starter |
| design of the product | with electronic overload protection |
| product type designation | 3RM1 |
| trip class | CLASS 10A |
| equipment variant acc. to IEC 60947-4-2 | 3 |
| ● intrinsic device protection | Yes |
| ● for power supply reverse polarity protection | No |
| suitability for operation device connector 3ZY12 | No |
| power loss [W] for rated value of the current at AC in hot operating state per pole | 1.13 W |
| insulation voltage rated value | 500 V |
| overvoltage category | III |
| surge voltage resistance rated value | 6 kV |
| maximum permissible voltage for safe isolation | – |
| ● between main and auxiliary circuit | 500 V |
| ● between control and auxiliary circuit | 250 V |
| shock resistance | 6g / 11 ms |
| vibration resistance | 1 … 6 Hz, 15 mm; 20 m/s², 500 Hz |
| operating frequency maximum | 1 1/s |
| mechanical service life (switching cycles) typical | 30 000 000 |
| reference code acc. to IEC 81346-2 | Q |
| product function | – |
| ● direct start | No |
| ● reverse starting | Yes |
| product function short circuit protection | No |
| EMC emitted interference acc. to IEC 60947-1 | class A |
| EMC immunity acc. to IEC 60947-1 | Class A |
| conducted interference | – |
| ● due to burst acc. to IEC 61000-4-4 | 3 kV / 5 kHz |
| ● due to conductor-earth surge acc. to IEC 61000-4-5 | 2 kV |
| ● due to conductor-conductor surge acc. to IEC 61000-4-5 | 1 kV |
| ● due to high-frequency radiation acc. to IEC 61000-4-6 | 10 V |
| field-based interference acc. to IEC 61000-4-3 | 10 V/m |
| electrostatic discharge acc. to IEC 61000-4-2 | 4 kV contact discharge / 8 kV air discharge |
| conducted HF interference emissions acc. to CISPR11 | Class B for domestic, business and commercial environments; Class A for industrial environments at 110 V DC |
| field-bound HF interference emission acc. to CISPR11 | Class B for domestic, business and commercial environments; Class A for industrial environments at 110 V DC |
| protection class IP on the front acc. to IEC 60529 | IP20 |
| touch protection on the front acc. to IEC 60529 | finger-safe |
| number of poles for main current circuit | 3 |
| design of the switching contact | Hybrid |
| design of the switching contact as NO contact for signaling function | OUT, electronic, 24 V DC, 15 mA |
| adjustable current response value current of the current-dependent overload release | 1.6 … 7 A |
| minimum load [%] | 20 %; from set rated current |
| type of the motor protection | solid-state |
| operating voltage rated value | 48 … 500 V |
| relative symmetrical tolerance of the operating voltage | 10 % |
| operating frequency 1 rated value | 50 Hz |
| operating frequency 2 rated value | 60 Hz |
| relative symmetrical tolerance of the operating frequency | 10 % |
| ● at AC at 400 V rated value | 7 A |
| ● at AC-3 at 400 V rated value | 7 A |
| ● at AC-53a at 400 V at ambient temperature 40 °C rated value | 7 A |
| ampacity when starting maximum | 56 A |
| operating power for 3-phase motors at 400 V at 50 Hz | 0.55 … 3 kW |
| derating temperature | 40 °C |
| ● at DC rated value | 110 V |
| input voltage at digital input | – |
| ● at AC rated value | 110 V |
| ● with signal <0> at AC | 0 … 40 V |
| ● for signal <1> at AC | 93 … 253 V |
| input current at digital input | – |
| ● for signal <1> at DC | 1.5 mA |
| ● with signal <0> at DC | 0.25 mA |
| input current at digital input with signal <0> at AC | – |
| input current at digital input for signal <1> at AC | – |
| ● at 110 V | 1.1 mA |
| ● at 230 V | 2.3 mA |
| number of CO contacts for auxiliary contacts | 1 |
| operational current of auxiliary contacts at AC-15 at 230 V maximum | 3 A |
| operational current of auxiliary contacts at DC-13 at 24 V maximum | 1 A |
| type of voltage of the control supply voltage | AC/DC |
| control supply voltage at AC | – |
| ● at 50 Hz rated value | 110 … 230 V |
| ● at 60 Hz rated value | 110 … 230 V |
| relative negative tolerance of the control supply voltage at AC at 60 Hz | 15 % |
| relative positive tolerance of the control supply voltage at AC at 60 Hz | 10 % |
| control supply voltage 1 at AC | – |
| ● at 50 Hz | 110 … 230 V |
| ● at 60 Hz | 110 … 230 V |
| control supply voltage frequency | – |
| ● 1 rated value | 50 Hz |
| ● 2 rated value | 60 Hz |
| relative negative tolerance of the control supply voltage at DC | 15 % |
| relative positive tolerance of the control supply voltage at DC | 10 % |
| control supply voltage 1 at DC rated value | 110 V |
| operating range factor control supply voltage rated value at DC | – |
| operating range factor control supply voltage rated value at AC at 50 Hz | – |
| operating range factor control supply voltage rated value at AC at 60 Hz | – |
| ● initial value | 0.85 |
| ● full-scale value | 1.1 |
| control current at AC | – |
| ● at 110 V in standby mode of operation | 16 mA |
| ● at 230 V in standby mode of operation | 9 mA |
| ● at 110 V when switching on | 55 mA |
| ● at 230 V when switching on | 33 mA |
| ● at 110 V during operation | 36 mA |
| ● at 230 V during operation | 22 mA |
| control current at DC | – |
| ● in standby mode of operation | 6 mA |
| ● when switching on | 15 mA |
| power loss [W] in auxiliary and control circuit | – |
| ● in switching state OFF | – |
| ● in switching state ON | – |
| — with bypass circuit | 5.06 W |
| ON-delay time | 60 … 90 ms |
| OFF-delay time | 60 … 90 ms |
| operational current | – |
| ● at 40 °C rated value | 7 A |
| ● at 50 °C rated value | 6.1 A |
| ● at 55 °C rated value | 5.2 A |
| ● at 60 °C rated value | 4.6 A |
| mounting position | vertical, horizontal, standing (observe derating) |
| fastening method | screw and snap-on mounting onto 35 mm standard mounting rail |
| required spacing | – |
| ● with side-by-side mounting | – |
| ● for grounded parts | – |
| — forwards | 0 mm |
| — backwards | 0 mm |
| — upwards | 50 mm |
| — at the side | 3.5 mm |
| — downwards | 50 mm |
| installation altitude at height above sea level maximum | 4 000 m; For derating see manual |
| ambient temperature | – |
| ● during operation | -25 … +60 °C |
| ● during storage | -40 … +70 °C |
| ● during transport | -40 … +70 °C |
| environmental category during operation acc. to IEC 60721 | 3K6 (no ice formation, only occasional condensation), 3C3 (no salt mist), 3S2 (sand must not get into the devices), 3M6 |
| relative humidity during operation | 10 … 95 % |
| air pressure acc. to SN 31205 | 900 … 1 060 hPa |
| protocol is supported | – |
| ● PROFINET IO protocol | No |
| ● PROFIsafe protocol | No |
| product function bus communication | No |
| protocol is supported AS-Interface protocol | No |
| type of electrical connection | screw-type terminals for main circuit, screw-type terminals for control circuit |
| ● for main current circuit | screw-type terminals |
| ● for auxiliary and control circuit | screw-type terminals |
| wire length for motor unshielded maximum | 100 m |
| ● at AWG cables for main contacts | 1x (20 … 12), 2x (20 … 14) |
| connectable conductor cross-section for main contacts | – |
| connectable conductor cross-section for auxiliary contacts | – |
| ● solid or stranded | 0.5 … 2.5 mm² |
| ● finely stranded with core end processing | 0.5 … 2.5 mm² |
| type of connectable conductor cross-sections | – |
| — solid | 1x (0,5 … 2,5 mm²), 2x (1,0 … 1,5 mm²) |
| — finely stranded with core end processing | 1x (0.5 … 2.5 mm²), 2x (0.5 … 1 mm²) |
| ● at AWG cables for auxiliary contacts | 1x (20 … 14), 2x (18 … 16) |
| AWG number as coded connectable conductor cross section | – |
| ● for main contacts | 20 … 12 |
| ● for auxiliary contacts | 20 … 14 |
| yielded mechanical performance [hp] | – |
| ● for single-phase AC motor | – |
| — at 110/120 V rated value | 0.25 hp |
| — at 230 V rated value | 0.5 hp |
| ● for 3-phase AC motor | – |
| — at 200/208 V rated value | 1 hp |
| — at 220/230 V rated value | 1.5 hp |
| — at 460/480 V rated value | 3 hp |
| operating voltage at AC | – |
| ● according to UL rated value | 480 V |
| ● according to CSA rated value | 400 V |
| Test Certificates | Railway other |
| last modified: | 11/3/2021 |
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