The Siemens 3RT2047-1AP00 is a high-performance SIRIUS 3RT2 power contactor designed for reliable switching and control of three-phase motors and industrial electrical loads. It is rated at 110 A in AC-3/AC-3e at 400 V and is suitable for motors up to 55 kW at 400 V. The contactor features a robust 3-pole main circuit and Size S3 construction for demanding industrial applications.
The contactor operates with a 230 V AC control voltage at 50 Hz and is equipped with 1 NO + 1 NC auxiliary contacts for control, signaling, feedback and interlocking functions. Screw terminals provide secure electrical connections for the main and auxiliary circuits.
The 3RT2047-1AP00 is suitable for motor starting, stopping and switching applications in industrial automation and machine-control systems. Its 110 A AC-3 rating and 55 kW motor capacity at 400 V make it suitable for high-power motor-control applications where dependable switching performance is required.
The contactor has a 1,000 V rated insulation voltage for the main circuit and 690 V for the auxiliary circuit. Its rated surge withstand capability is 8 kV for the main circuit and 6 kV for the auxiliary circuit. Siemens specifies an operating ambient temperature range of -25°C to +60°C and a typical mechanical service life of 10 million operating cycles.
Genuine Siemens SIRIUS Power Contactor
Article Number: 3RT2047-1AP00
Product Family: SIRIUS 3RT2
Utilization Category: AC-3e/AC-3
Rated Operational Current: 110 A at 400 V
Motor Power: 55 kW at 400 V
Number of Poles: 3-pole
Main Contacts: 3 NO
Auxiliary Contacts: 1 NO + 1 NC
Control Voltage: 230 V AC
Control Frequency: 50 Hz
Connection Type: Screw Terminal
Contactor Size: S3
Main Circuit Rated Insulation Voltage: 1,000 V
Auxiliary Circuit Rated Insulation Voltage: 690 V
Main Circuit Surge Withstand Voltage: 8 kV
Auxiliary Circuit Surge Withstand Voltage: 6 kV
AC-3 Rating: 110 A at 400 V
AC-3e Rating: 110 A at 400 V
AC-4 Rating: 97 A at 400 V
Operating Temperature: -25°C to +60°C
Storage Temperature: -55°C to +80°C
Typical Mechanical Service Life: 10 million operating cycles
Suitable for industrial motor switching and automation applications
The Siemens 3RT2047-1AP00 is suitable for:
Three-phase motor control
Motor starting and stopping
Motor control centers
Industrial automation systems
Machine control panels
Pump control systems
Compressor control
Conveyor systems
HVAC motor applications
Manufacturing machinery
Industrial production equipment
OEM control cabinets
Electrical control panels
Heavy-duty motor switching
Factory automation systems
High 110 A AC-3/AC-3e switching capacity
Suitable for motors up to 55 kW at 400 V
Robust 3-pole power contactor design
230 V AC, 50 Hz control coil
1 NO + 1 NC auxiliary contacts for control and signaling
Screw terminals for reliable electrical connections
Durable S3-size construction
High 1,000 V main-circuit insulation voltage
8 kV main-circuit surge withstand capability
Long mechanical service life
Suitable for demanding industrial motor-control applications
Genuine Siemens SIRIUS product
Suitable for OEM, panel-building and maintenance applications
The 3RT2047-1AP00 is a Siemens SIRIUS 3RT2 3-pole power contactor rated at 110 A AC-3/AC-3e, suitable for motors up to 55 kW at 400 V, with a 230 V AC, 50 Hz control coil.
The contactor is rated at 110 A AC-3 at 400 V.
The specified AC-3 motor power is 55 kW at 400 V.
The control coil is rated for 230 V AC, 50 Hz.
It is a 3-pole contactor with 3 normally open main contacts.
The contactor includes 1 NO + 1 NC auxiliary contacts.
The Siemens 3RT2047-1AP00 is Size S3.
It uses screw terminals for electrical connections.
The specified AC-4 operational current is 97 A at 400 V.
The rated insulation voltage is 1,000 V for the main circuit and 690 V for the auxiliary circuit.
The rated surge withstand voltage is 8 kV for the main circuit and 6 kV for the auxiliary circuit.
The specified operating ambient temperature range is -25°C to +60°C. Storage temperature is -55°C to +80°C.
The typical mechanical service life is 10 million operating cycles.
Yes. It is specifically designed for AC-3/AC-3e motor-switching applications and is rated at 110 A and 55 kW at 400 V. Final selection should be based on the motor's rated current, power, starting conditions and applicable utilization category.
It can be used in motor control centers, industrial automation panels, pumps, compressors, conveyors, HVAC systems, manufacturing machinery and other industrial motor-control applications.
Yes. Its 110 A AC-3 rating, 55 kW motor capacity, 230 V AC coil, 1 NO + 1 NC auxiliary contacts and S3 construction make it suitable for demanding industrial motor-control and automation applications.
| Specification | Details |
|---|---|
| Product Name | Power Contactor |
| Brand | Siemens |
| Series | SIRIUS 3RT2 |
| Model Number | 3RT2047-1AP00 |
| SKU | 3RT2047-1AP00 |
| Product Type | Power Contactor |
| Utilization Category | AC-3 |
| Rated Operational Current (AC-3) | 110 A |
| Motor Rating at 400V | 55 kW |
| Number of Poles | 3 Pole |
| Main Contacts | 3 NO |
| Auxiliary Contacts | 1 NO + 1 NC |
| Coil Voltage | 230 V AC |
| Coil Frequency | 50/60 Hz |
| Coil Variant | AP00 |
| Frame Size | S3 |
| Main Circuit Connection | Screw Terminals |
| Rated Insulation Voltage (Ui) | 1000 V |
| Mechanical Life | Up to 10 Million Operations |
| Mounting Type | Panel Mount |
| Operating Temperature | -25°C to +60°C |
| Standards | IEC, CE, UL |
| Application | Motor Control & Power Switching |
| Product Family | Siemens SIRIUS Contactors |
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