Siemens 3RT2325-1AP00 4-Pole Contactor for AC-1 Application
The Siemens 3RT2325-1AP00 is a robust 4-pole contactor designed for reliable switching of AC-1 (non-inductive or weakly inductive) loads up to 35 A at 400 V / 40 °C. This versatile contactor is a key component in industrial control systems, offering excellent performance and flexibility.
Key Features and Benefit
- High Performance: Rated for AC-1 applications, capable of handling 35 A for switching resistive loads, heating, or distribution systems.
- Optimal Control: Features a 230 V AC, 50 Hz operating mechanism for efficient and precise control.
- Integrated Auxiliary Contacts: Equipped with 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, providing essential feedback and control options for complex circuits.
- Secure Connections: Utilizes reliable screw terminals for both main and auxiliary circuits, ensuring a secure and straightforward wiring process.
- Compact Design: With its S0 size, the 3RT2325-1AP00 offers space-saving installation in control panels.
- Standards Compliant: Adheres to international standards including IEC 60947-1, IEC 60947-4-1, and IEC 60947-5-1 (for auxiliary switches), guaranteeing safety and interoperability.
Enhanced Protection and Reliability:
The Siemens 3RT2325-1AP00 incorporates design considerations for comprehensive protection. All connections, including main, auxiliary, and control supply, require appropriate short-circuit and overload protection. For main circuit protection, refer to the technical product data sheet or the Digital/Configuration Manuals for load feeders when combining with overload relays or circuit breakers. Auxiliary contacts are highly reliable, especially suitable for low voltages (≤ 110 V) and currents (≤ 100 mA), making them ideal for solid-state circuits. Overvoltage protection at the control supply connection can be achieved by retrofitting optional surge suppressors (RC elements, varistors, diodes) for coil damping.
Flexible Connection Methods:
This 3RT2325-1AP00 contactor (part of the 3RT231 and 3RT232 series) offers screw terminals for both main and auxiliary circuits. This provides simple and secure wiring, crucial for maintaining operational integrity.
Electromagnetic Compatibility (EMC):
Meeting the requirements for environment category A, the 3RT2325-1AP00 ensures robust performance in industrial settings. When used with frequency converters, specific configuration notes from the Equipment Manual should be observed.
Motor Protection Compatibility:
For applications requiring motor protection, the 3RT2325-1AP00 can be seamlessly combined with Siemens 3RU2 thermal overload relays or 3RB3 electronic overload relays, easily mounted onto the contactor for an integrated motor feeder solution.
Versatile Application:
The 3RT.3 contactors, including the 3RT2325-1AP00, are ideal for:
- Four-pole switching of non-inductive or weakly inductive loads (AC-1)
- Disconnecting loads or power generation plants from the grid
- Transfer switching
While the 3RT2325-1AP00 excels in AC-1 applications, Siemens also offers special versions of 3RT23 contactors for AC-3 (motor-driven loads).
Accessories and Spare Parts:
Siemens provides a comprehensive range of accessories and spare parts for 3RT23 contactors, including replaceable solenoid coils, ensuring long-term usability and easy maintenance. Refer to the accessories and spare parts catalog for SIRIUS 3RT2 contactors and SIRIUS 3RH2 contactor relays.
Expand Your System:
The 3RT2325-1AP00 basic unit comes with integrated auxiliary contacts and can be further expanded with additional auxiliary switches to meet specific control requirements.
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