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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3TG1001-0BB4 |
| Manufacturer | Siemens |
| Series | 3TG1 |
| Product Type | Power Relay |
| Operating Voltage | 24 V AC |
| Rated Current (AC-3) | 8.4 A at 400 V |
| Rated Current (AC-1) | 20 A at 400 V |
| Operating Power (AC-3) | 4 kW at 400 V |
| Number of Poles | 3P |
| Number of Contacts | 4 W (3 Make contacts for main and 1 Break contact for auxiliary) |
| Dimensions | 36 x 59.8 x 62 mm |
| Connection Type | Screw terminals for main circuit, screw terminals for auxiliary and control circuits |
| Mounting | Snap-on fixing to standard mounting rail |
| Protection Class | IP00 |
| Ambient Operating Temperature | -25°C to +55°C during operation |
| Commodity Code | 853649 |
The Siemens 3TG1001-0BB4 is a robust power relay from the 3TG1 series, designed to facilitate reliable switching operations in a variety of industrial applications. This component is engineered to handle operating currents up to 20 A at AC-1, 400 V, and 8.4 A at AC-3, 400 V, making it suitable for moderate to high-power tasks. It boasts a 4 kW service power at AC-3, 400 V, ensuring efficient performance for your machinery.
With a 24 V DC control supply voltage, this power relay offers a stable and secure operation, minimising the risk of voltage fluctuations that could impact performance. The device features a 4-pole configuration with 3 normally open (NO) contacts for main operations and 1 normally closed (NC) contact, providing versatility in its application.
The Siemens 3TG1001-0BB4 is designed with a compact footprint, measuring 36 mm in width, 62 mm in height, and 60 mm in depth, allowing for efficient use of space within control cabinets. Its screw-type terminals ensure a secure and durable connection, while the snap-on mounting onto a 35 mm standard mounting rail facilitates easy installation and maintenance.
This power relay is constructed to meet the demands of industrial environments, with an operating temperature range of -25°C to 55°C, and it is classified with an IP00 protection rating, indicating that it should be installed within an appropriate enclosure for protection against external elements.
The Siemens 3TG1001-0BB4 is a reliable choice for those seeking a power relay that combines functionality, durability, and ease of use, making it a valuable addition to a wide range of electrical control systems.
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Frequently Asked Questions
What type of relay is this?
This is a power relay from the Siemens 3TG1 series, designed for snapping onto a standard mounting rail and suitable for DC operation.
What are the voltage specifications for this relay?
The relay operates with a control supply voltage of 24 V DC and is capable of switching at AC-3, 8.4 A, and 4 kW / 400 V.
How many poles does this relay have?
The relay has a 3-pole configuration with an additional auxiliary contact, making it a 4-pole relay in total.
Can this relay be used for high-power applications?
Yes, with its AC-3 rating of 8.4 A and operational power of 4 kW at 400 V, it is suitable for high-power applications.
What is the size of this relay?
The dimensions of the relay are 36 x 59.8 x 62 mm, making it compact and suitable for various industrial applications.
What type of connections does this relay support?
It supports screw terminal connections for both the main circuit and auxiliary circuits.
What is the IP rating of this relay?
The relay has an IP00 protection rating, indicating that it is not protected against the ingress of solid objects or liquids and should be used in an appropriate enclosure.
What is the ambient temperature range for operating this relay?
The relay can operate within an ambient temperature range of -25°C to 55°C.
How is this relay mounted?
The relay is designed for screw and snap mounting onto a 35 mm DIN rail.
What are the contact configurations of this relay?
The relay features 3 normally open (NO) contacts for the main circuit and 1 normally closed (NC) auxiliary contact.
Part conditions explained
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