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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3TG1001-0AL2 |
| Alternative Part Number | 3TG10010AL2 |
| Manufacturer | Siemens |
| Operating Current at AC-3/400V | 8.4 A |
| Operating Current at AC-1/400V | 20 A |
| Supply Voltage Frequency | 45...450 Hz |
| Control Supply Voltage at 50Hz | 230 V AC |
| Control Supply Voltage at 60Hz | 230 V AC |
| Service Power at AC-3/400V | 4 kW |
| Number of Poles | 4 |
| Number of NO Contacts | 3 for main contacts |
| Number of NC Contacts | 1 for auxiliary contacts |
| Type of Voltage | AC |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail |
| Width | 36 mm |
| Height | 62 mm |
| Depth | 60 mm |
| Electrical Connection | Screw-type terminals for main current circuit and auxiliary/control current circuit |
| Protection Class IP | IP00 |
| Ambient Operating Temperature | -25 °C to +55 °C |
The Siemens 3TG1001-0AL2 is a robust power relay designed for a variety of industrial applications. This component is engineered to facilitate the control of high-power motors and loads, offering reliable operation within an AC-3 utilisation category. With a rated operational current of 8.4 A at 400 V in AC-3 and a rated operational power of 4 kW at 400 V, it is well-suited for demanding tasks.
This power relay features a 3 pole configuration with 3 normally open (NO) contacts and 1 normally closed (NC) contact, providing flexibility in circuit design. The control supply voltage is rated at 230 V AC, with a frequency range of 45 to 450 Hz, making it versatile for use with various supply frequencies.
The 3TG1001-0AL2 is designed with screw-type terminals for both the main current circuit and auxiliary and control circuits, ensuring a secure and durable connection. It is also designed for easy mounting, capable of being snapped onto a 35 mm standard mounting rail, which is common in industrial settings.
With a compact form factor, the dimensions of this power relay are 36 mm in width, 62 mm in height, and 60 mm in depth, allowing for efficient use of space inside control cabinets. The relay operates within an ambient temperature range of -25 to +55 °C, ensuring consistent performance in a wide range of environmental conditions.
The Siemens 3TG1001-0AL2 is a reliable choice for engineers and technicians looking for a power relay that offers both performance and durability in industrial control applications.
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Frequently Asked Questions
What type of relay is this?
This is a power relay designed for AC-3 applications, capable of handling 8.4 A and 4 kW at 400 V with 3 normally open (NO) contacts and 1 normally closed (NC) contact.
Can this relay be mounted on a DIN rail?
Yes, it is designed for screw and snap-on mounting onto a 35 mm standard mounting rail, which is commonly used for DIN rail applications.
What is the control supply voltage range for this relay?
The control supply voltage for this relay at AC is rated at 230 V, both at 50 Hz and 60 Hz.
What is the frequency range for the supply voltage for auxiliary and control circuits?
The supply voltage frequency for auxiliary and control circuits is rated from 45 to 450 Hz.
What are the dimensions of this relay?
The dimensions of the relay are 62 mm in height, 36 mm in width, and 60 mm in depth.
What type of terminals does this relay have for electrical connections?
This relay is equipped with screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
What is the protection class of this relay?
The protection class for the front of this relay is IP00 according to IEC 60529.
What is the ambient temperature range for operating this relay?
The relay can operate within an ambient temperature range of -25 to +55 degrees Celsius.
How many poles does this relay have?
This relay has 4 poles.
What is the typical use case for this type of relay?
This type of relay is typically used in industrial control applications where switching of higher power loads is required, such as motors, pumps, and other heavy machinery.
