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Siemens
3RT1456-6AP36
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Check similar products or call us on +44 20 4570 3439 for assistance
This part is currently sold out
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT1456-6AP36 |
| Alternative Part Number | 3RT14566AP36 |
| Manufacturer | Siemens |
| Product Type | Power Contactor |
| Contact Configuration | 3NO (3 Normally Open) |
| Rated Operational Current (AC-1) | 275 A |
| Rated Operational Voltage | 240 V ac |
| Size of Contactor | S6 |
| Insulation Voltage | Rated at 1,000 V |
| Surge Voltage Resistance | Rated value 8 kV |
| Degree of Pollution | 3 |
| Protection Class IP | IP00 for front and terminals |
| Control Circuit Voltage | AC/DC operation UC 220...240V |
| Auxiliary Contacts | 2NO + 2NC |
| Connection Type | Bar connections |
| Operating Mechanism | Conventional |
| Product Brand Name | SIRIUS |
| Electrical Connection | Screw-type terminals for main, auxiliary and control current circuit |
| Conductor Cross-section | Main contacts: 25...120 mm², Auxiliary contacts: 0.5...4 mm² |
| Mirror Contact | Yes, according to IEC 60947-4-1 |
| Positively Driven Operation | No, according to IEC 60947-5-1 |
| Protection Against Electric Shock | Finger-safe when touched vertically from front according to IEC 60529 |
| Commodity Code | 853649 |
The Siemens 3RT1456-6AP36 is a robust power contactor designed to manage high current loads in industrial environments. This contactor is part of the SIRIUS product family, renowned for its reliability and efficiency in automating and controlling processes. With an AC-1 rating of 275 A and the capability to handle up to 690 V, it is an excellent choice for a wide range of applications.
Crafted for durability, the 3RT1456-6AP36 features three normally open (NO) main contacts and is suitable for AC or DC operation, with a control supply voltage of 220-240 V UC. The contactor is engineered to facilitate easy and secure connections, thanks to its screw-type terminals for both the main and auxiliary circuits. It can accommodate a variety of conductor cross-sections, ensuring compatibility with diverse installation requirements.
The contactor's design includes a built-in surge suppressor with a varistor, enhancing its resilience against voltage spikes. It also boasts a mechanical service life of up to 10 million switching cycles, highlighting its longevity and the potential to reduce maintenance needs over time.
With a compact size classified as S6, the Siemens 3RT1456-6AP36 is designed for space-saving installations and can be mounted with a vertical orientation, allowing for flexible integration into electrical panels. Its finger-safe construction provides additional protection during installation and maintenance.
This Siemens contactor is a reliable solution for those seeking to control and automate high-power circuits in commercial and industrial settings, such as manufacturing plants, HVAC systems, and large-scale lighting operations. Its robust build and versatile features make it a valuable component in any electrical control system.
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Frequently Asked Questions
What type of contactor is this?
This is a power contactor designed for AC-1 applications, suitable for making and breaking electric circuits at rated voltage.
What is the rated operating current of this contactor?
The rated operating current for AC-1 applications is 275 A at a voltage of up to 690 V.
Can this contactor be used for DC applications?
Yes, this contactor can be used for DC operations with a control supply voltage rated at 220-240 V.
What are the auxiliary contact configurations available?
The contactor comes with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts.
What is the size classification of this contactor?
This contactor is classified as Size S6 according to the manufacturer's product range.
What is the insulation voltage rating for this contactor?
The insulation voltage rating of the main circuit is 1,000 V, and for the auxiliary circuit, it is 690 V.
What is the surge voltage resistance of this contactor?
The surge voltage resistance is rated at 8 kV for the main circuit and 6 kV for the auxiliary circuit.
What are the mounting options for this contactor?
The contactor can be mounted with a vertical mounting surface, rotatable by +/-90°, and tiltable by +/-22.5° to the front and back.
What type of electrical connections does this contactor support?
It supports screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
What is the product function regarding mirror contacts according to IEC standards?
The contactor includes a mirror contact feature according to IEC 60947-4-1, enhancing safety in control circuits.
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