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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RM1202-1AA04 |
| Manufacturer | Siemens |
| Product Type | Reversing Starter |
| Voltage Range | 48 to 500 V AC |
| Rated Operational Current | 2 A |
| Power Rating | 0.75 kW |
| Phases | 3 Phase |
| Control Voltage | 24 V DC |
| Connection Type | Screw Terminal |
| Dimensions (H x W x D) | 100 x 22.5 x 141.6 mm |
| Protection Class | IP20 |
| Installation Altitude | Up to 4,000 m |
| Ambient Operating Temperature | -25 to +60 °C |
| Storage Temperature | -40 to +70 °C |
| Shock Resistance | 6g / 11 ms |
| Vibration Resistance | 1 ... 6 Hz, 15 mm; 20 m/s², 500 Hz |
| Impulse Voltage Resistance | 6 kV |
| Insulation Voltage | 500 V |
| Mechanical Operating Cycles | 30,000,000 |
| Conductor Cross-Section | 0.5 ... 4 mm² (solid or stranded) |
| Mounting Position | Vertical, horizontal, standing |
| Mounting Type | Screw and snap-on mounting onto 35 mm DIN rail |
| Auxiliary Contacts | 1 changeover contact |
| Operating Frequency | 50/60 Hz |
| Response Time | ON-delay: 60 ... 90 ms, OFF-delay: 60 ... 90 ms |
| Environmental Category | IEC 60721 3K6, 3C3, 3S2, 3M6 |
| Relative Humidity | 10 ... 95 % |
| Air Pressure | 900 ... 1,060 hPa |
| Product Function | Reversing functionality with electronic overload protection |
| Adjustable Current Limitation | Yes |
| Suitable for Use with | Device connector 3ZY12 |
| Conductor-Bound Parasitic Coupling | SURGE: 1 kV, BURST: 2 kV / 5 kHz, HF-Interference: 10 V, ESD: 4 kV contact / 8 kV air discharge |
| Field-Bound HF-Interference Emission | Class B for domestic, business, and commercial environments |
| Maximum Permissible Voltage for Safe Disconnection | Main to auxiliary circuit: 500 V, Control to auxiliary circuit: 250 V |
The Siemens 3RM1202-1AA04 is a high-performance reversing starter designed for efficient motor control in industrial applications. This compact device, part of the SIRIUS 3RM1 series, operates at a voltage range of 48 to 500 V AC and supports motor power ratings from 0.09 to 0.75 kW. With a rated current of 2 A, it is suitable for three-phase systems and features robust screw-type terminals for secure connections.
Engineered with electronic overload protection, the 3RM1202-1AA04 ensures reliable operation and enhanced safety. It boasts an IP20 protection class, making it suitable for use in controlled environments. The device is designed to withstand harsh conditions, with an operating temperature range of -25 to +60 degrees Celsius and resistance to shock and vibration.
The reversing functionality of this starter allows for seamless direction changes in motor operation, making it ideal for applications requiring frequent switching. Its solid-state motor protection and adjustable current limitation further enhance its versatility and reliability.
Measuring 100 x 22.5 x 141.6 mm, the Siemens 3RM1202-1AA04 is compact and easy to install, either vertically or horizontally, on a standard 35 mm DIN rail. This motor starter is a dependable choice for various industrial automation tasks, providing efficient and reliable motor control in a compact form factor.
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Frequently Asked Questions
What is the power rating of this reversing starter?
The Siemens 3RM1202-1AA04 reversing starter has a power rating of 0.09 to 0.75 kW.
What is the operating voltage range for this reversing starter?
The operating voltage range for the Siemens 3RM1202-1AA04 reversing starter is 48 to 500 V AC.
What type of terminals does this reversing starter use?
This reversing starter uses screw-type terminals for both the main and control circuits.
What is the rated current for this reversing starter?
The rated current for the Siemens 3RM1202-1AA04 reversing starter is 0.4 to 2 A.
What is the protection class of this reversing starter?
The Siemens 3RM1202-1AA04 reversing starter has a protection class of IP20.
What are the dimensions of this reversing starter?
The dimensions of the Siemens 3RM1202-1AA04 reversing starter are 100 mm in height, 22.5 mm in width, and 141.6 mm in depth.
What is the maximum installation altitude for this reversing starter?
The maximum installation altitude for the Siemens 3RM1202-1AA04 reversing starter is 4,000 meters above sea level.
What is the ambient temperature range for operating this reversing starter?
The ambient temperature range for operating the Siemens 3RM1202-1AA04 reversing starter is -25 to +60 degrees Celsius.
Does this reversing starter have electronic overload protection?
Yes, the Siemens 3RM1202-1AA04 reversing starter is designed with electronic overload protection.
What is the impulse voltage resistance of this reversing starter?
The impulse voltage resistance of the Siemens 3RM1202-1AA04 reversing starter is rated at 6 kV.
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