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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT2026-1AB00 |
| Alternative Part Number | 3RT20261AB00 |
| Manufacturer | Siemens |
| Contactor Type | Power Contactor |
| Rated Operational Current | 40 A at AC-1, 25 A at AC-3 |
| Rated Operational Voltage | 690 V |
| Number of Main Contacts | 3 Normally Open (NO) |
| Auxiliary Contacts | 1 Normally Open (NO), 1 Normally Closed (NC) |
| Control Supply Voltage | AC 24V 50Hz |
| Size of Contactor | S0 |
| Protection Class | IP20 |
| Degree of Pollution | 3 |
| Installation Altitude | Up to 2,000 meters above sea level |
| Ambient Temperature Range | -25°C to +60°C during operation, -55°C to +80°C during storage |
| Shock Resistance | 8.3g / 5 ms, 5.3g / 10 ms at AC for rectangular impulse, 13.5g / 5 ms, 8.3g / 10 ms at AC for sine pulse |
| Impulse Voltage Resistance | Rated value 6 kV |
| Insulation Voltage | Rated value 690 V |
| Mechanical Operating Cycles | Typical 10,000,000 |
| Product Brand Name | SIRIUS |
| Protection Against Electric Shock | Finger-safe |
The Siemens 3RT2026-1AB00 is a robust power contactor designed to handle a variety of applications within industrial environments. This contactor is capable of switching motor loads up to 11 kW at 400 V and can manage currents up to 40 A at 690 V. It features three normally open (NO) main contacts, ensuring reliable connection and disconnection of circuits under load.
Constructed with user safety in mind, the 3RT2026-1AB00 boasts an IP20 protection rating, safeguarding against the ingress of solid objects and providing a degree of protection to personnel against accidental contact with internal components. The finger-safe terminals further enhance safety during installation and maintenance.
The contactor is part of the SIRIUS product family, which is known for its high reliability and mechanical endurance, capable of up to 10 million switching cycles. This makes it a durable choice for repetitive operations. The device operates with a control supply voltage of AC 24V at 50 Hz and is equipped with screw terminals for secure and straightforward wiring.
With a compact size S0, the Siemens 3RT2026-1AB00 is designed for space-saving installation while offering the high performance expected from Siemens' industrial control products. It is suitable for a wide range of applications, including but not limited to, motor control, heating, lighting, and capacitor switching, making it a versatile component for industrial automation systems.
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Frequently Asked Questions
What is the current rating for this Siemens Power Contactor?
The Siemens Power Contactor is rated for 40 A.
Can you specify the operating voltage range for this contactor?
This contactor operates at a voltage range up to 690 V.
What type of contacts does this contactor have?
It is equipped with 3 Normally Open (NO) contacts.
What is the IP rating of this contactor?
The contactor has an IP20 protection rating.
Is this contactor suitable for use in safety applications?
Yes, it includes a mirror contact feature according to IEC 60947-4-1, making it suitable for safety applications.
What is the typical mechanical service life of this contactor?
The typical mechanical service life of the contactor is around 10 million switching cycles.
What is the size of this Siemens contactor?
The size of the contactor is classified as S0.
What is the maximum altitude for installing this contactor?
The contactor can be installed at a maximum altitude of 2,000 meters above sea level.
What are the ambient temperature limits for operating this contactor?
The contactor can operate within an ambient temperature range of -25 °C to +60 °C.
Does this contactor have auxiliary switch options?
Yes, the contactor comes with the option for auxiliary switches.
What type of terminal does this contactor have for wiring?
This contactor features screw terminals for secure and reliable wiring connections.
Can this contactor be mounted on a DIN rail?
Yes, it can be mounted on a 35 mm standard DIN rail.
What is the shock resistance of this contactor?
The contactor has a shock resistance of 8.3g for a 5 ms rectangular impulse and 13.5g for a 5 ms sine pulse at AC.
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