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Siemens 3RM1207-1AA04 Reversing Starter 3RM1, 500 V, 0.55-3 kW, 1.6-7 A, 24 V DC
Siemens 3RM1207-1AA04 Reversing Starter 3RM1, 500 V, 0.55-3 kW, 1.6-7 A, 24 V DC
Siemens 3RM1207-1AA04 Reversing Starter 3RM1, 500 V, 0.55-3 kW, 1.6-7 A, 24 V DC
Siemens 3RM1207-1AA04 Reversing Starter 3RM1, 500 V, 0.55-3 kW, 1.6-7 A, 24 V DC
Siemens 3RM1207-1AA04 Reversing Starter 3RM1, 500 V, 0.55-3 kW, 1.6-7 A, 24 V DC
Siemens 3RM1207-1AA04 Reversing Starter 3RM1, 500 V, 0.55-3 kW, 1.6-7 A, 24 V DC

SIEMENS

Siemens 3RM1207-1AA04 Reversing Starter 3RM1, 500 V, 0.55-3 kW, 1.6-7 A, 24 V DC Original Brand New

Model / SKU3RM1207-1AA04

High-performance Siemens reversing starter, suitable for 0.55-3 kW motors, with 24 V DC control voltage and screw terminals for easy installation.

Original price was: $396.41.Current price is: $165.74.
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  • ConditionOriginal Brand New
  • Warranty12 months
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Description

Overview

The Siemens 3RM1207-1AA04 is a reliable reversing starter from the 3RM1 series, designed for precise motor control in industrial applications. Operating at 500 V, it supports motors ranging from 0.55 to 3 kW and a current range of 1.6 to 7 A. With a 24 V DC control voltage and secure screw terminals, this reversing starter ensures safe, efficient, and long-lasting operation. Ideal for machinery requiring forward and reverse motor functions.

Key Benefit

  • Significant Space Savings: The 3RM1 design is extremely narrow, reducing panel space requirements by up to 50% compared to conventional contactor/overload combinations.

  • High Reliability: Features integrated solid-state protection against overload, ensuring long-term motor and system integrity.

  • Simplified Wiring: Comes standard with robust screw terminals, offering a reliable and familiar wiring method for industrial environments.

  • Global Standard: As a Siemens SIRIUS product, it ensures compliance with international standards and offers seamless integration into larger automation systems.

Functions & Features

  • Reversing starter functionality for forward/reverse motor operation

  • Part of Siemens 3RM1 series, known for high reliability

  • 500 V operational voltage

  • Motor power compatibility: 0.55–3 kW

  • Current range: 1.6–7 A

  • Screw terminal connections for secure wiring

  • 24 V DC control voltage

  • Compact design for easy integration into control panels

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Specifications

SKU / Model3RM1207-1AA04
BrandSIEMENS
product brand nameSIRIUS
product categoryMotor starter
product designationReversing starter
design of the productwith electronic overload protection
product type designation3RM1
trip classCLASS 10A
equipment variant acc. to IEC 60947-4-23
● intrinsic device protectionYes
● for power supply reverse polarity protectionNo
suitability for operation device connector 3ZY12Yes
power loss [W] for rated value of the current at AC in hot operating state per pole1.13 W
insulation voltage rated value500 V
overvoltage categoryIII
surge voltage resistance rated value6 kV
maximum permissible voltage for safe isolation-
● between main and auxiliary circuit500 V
● between control and auxiliary circuit250 V
shock resistance6g / 11 ms
vibration resistance1 ... 6 Hz, 15 mm; 20 m/s², 500 Hz
operating frequency maximum1 1/s
mechanical service life (switching cycles) typical30 000 000
reference code acc. to IEC 81346-2Q
product function-
● direct startNo
● reverse startingYes
product function short circuit protectionNo
EMC emitted interference acc. to IEC 60947-1class A
EMC immunity acc. to IEC 60947-1Class A
conducted interference-
● due to burst acc. to IEC 61000-4-43 kV / 5 kHz
● due to conductor-earth surge acc. to IEC 61000-4-52 kV
● due to conductor-conductor surge acc. to IEC 61000-4-51 kV
● due to high-frequency radiation acc. to IEC 61000-4-610 V
field-based interference acc. to IEC 61000-4-310 V/m
electrostatic discharge acc. to IEC 61000-4-24 kV contact discharge / 8 kV air discharge
conducted HF interference emissions acc. to CISPR11Class B for the domestic, business and commercial environments
field-bound HF interference emission acc. to CISPR11Class B for the domestic, business and commercial environments
protection class IP on the front acc. to IEC 60529IP20
touch protection on the front acc. to IEC 60529finger-safe
number of poles for main current circuit3
design of the switching contactHybrid
design of the switching contact as NO contact for signaling functionOUT, electronic, 24 V DC, 15 mA
adjustable current response value current of the current-dependent overload release1.6 ... 7 A
minimum load [%]20 %; from set rated current
type of the motor protectionsolid-state
operating voltage rated value48 ... 500 V
relative symmetrical tolerance of the operating voltage10 %
operating frequency 1 rated value50 Hz
operating frequency 2 rated value60 Hz
relative symmetrical tolerance of the operating frequency10 %
● at AC at 400 V rated value7 A
● at AC-3 at 400 V rated value7 A
● at AC-53a at 400 V at ambient temperature 40 °C rated value7 A
ampacity when starting maximum56 A
operating power for 3-phase motors at 400 V at 50 Hz0.55 ... 3 kW
derating temperature40 °C
input voltage at digital input-
● at DC rated value24 V
input current at digital input-
● for signal <1> at DC11 mA
● with signal <0> at DC1 mA
number of CO contacts for auxiliary contacts1
operational current of auxiliary contacts at AC-15 at 230 V maximum3 A
operational current of auxiliary contacts at DC-13 at 24 V maximum1 A
type of voltage of the control supply voltageDC
control supply voltage at DC rated value19.2 ... 30 V
relative negative tolerance of the control supply voltage at DC20 %
relative positive tolerance of the control supply voltage at DC25 %
control supply voltage 1 at DC rated value24 V
operating range factor control supply voltage rated value at DC-
● initial value0.8
● full-scale value1.25
control current at DC-
● in standby mode of operation25 mA
● when switching on150 mA
duration of inrush current peak at 24 V85 ms
power loss [W] in auxiliary and control circuit-
● in switching state OFF-
● in switching state ON-
— with bypass circuit1.68 W
ON-delay time60 ... 90 ms
OFF-delay time60 ... 90 ms
operational current-
● at 40 °C rated value7 A
● at 50 °C rated value6.1 A
● at 55 °C rated value5.2 A
● at 60 °C rated value4.6 A
mounting positionvertical, horizontal, standing (observe derating)
fastening methodscrew and snap-on mounting onto 35 mm standard mounting rail
required spacing-
● with side-by-side mounting-
● for grounded parts-
— forwards0 mm
— backwards0 mm
— upwards50 mm
— at the side3.5 mm
— downwards50 mm
installation altitude at height above sea level maximum4 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 607213K6 (no ice formation, only occasional condensation), 3C3 (no salt mist), 3S2 (sand must not get into the devices), 3M6
relative humidity during operation10 ... 95 %
air pressure acc. to SN 31205900 ... 1 060 hPa
protocol is supported-
● PROFINET IO protocolNo
● PROFIsafe protocolNo
product function bus communicationNo
protocol is supported AS-Interface protocolNo
type of electrical connectionscrew-type terminals for main circuit, screw-type terminals for control circuit
● for main current circuitscrew-type terminals
● for auxiliary and control circuitscrew-type terminals
wire length for motor unshielded maximum100 m
● at AWG cables for main contacts1x (20 ... 12), 2x (20 ... 14)
connectable conductor cross-section for main contacts-
connectable conductor cross-section for auxiliary contacts-
● solid or stranded0.5 ... 2.5 mm²
● finely stranded with core end processing0.5 ... 2.5 mm²
type of connectable conductor cross-sections-
— solid1x (0,5 ... 2,5 mm²), 2x (1,0 ... 1,5 mm²)
— finely stranded with core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1 mm²)
● at AWG cables for auxiliary contacts1x (20 ... 14), 2x (18 ... 16)
AWG number as coded connectable conductor cross section-
● for main contacts20 ... 12
● for auxiliary contacts20 ... 14
yielded mechanical performance [hp]-
● for single-phase AC motor-
— at 110/120 V rated value0.25 hp
— at 230 V rated value0.5 hp
● for 3-phase AC motor-
— at 200/208 V rated value1 hp
— at 220/230 V rated value1.5 hp
— at 460/480 V rated value3 hp
operating voltage at AC-
● according to UL rated value480 V
● according to CSA rated value400 V
Test CertificatesRailway other
last modified:11/3/2021
Weight0.334 kg
Dimensions36.00 × 109.00 × 167.00 mm

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