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Siemens
3RH1140-1JB40
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH1140-1JB40 |
| Alternative Part Number | 3RH11401JB40 |
| Manufacturer | Siemens |
| Product Type | Contactor Relay |
| Contact Configuration | 4 Normally Open (NO) contacts |
| Rated Current | 10 A |
| Control Voltage | 24 V dc |
| Size | S00 |
| Protection Against Electric Shock | Finger-safe |
| Mechanical Life | 30 million operations |
| Operating Temperature Range | -25°C to +60°C in service |
| Storage Temperature Range | -55°C to +80°C |
| Insulation Voltage | Rated at 690 V for pollution degree 3 |
| Installation Altitude | Up to 2000 m above sea level |
| Shock Resistance | 10g / 5 ms and 5g / 10 ms |
| Impulse Withstand Voltage | 6 kV |
| Contact Reliability | One faulty switching in 100 million (17 V, 1 mA) |
| Pollution Degree | 3 |
| Degree of Protection | IP20 (frontal) |
| Coil Power Consumption | 2.3 W at DC |
| Overvoltage Suppressor | With diode |
| Approval | General Product Approval |
The Siemens 3RH1140-1JB40 is a high-quality contactor relay designed for a variety of industrial applications. This robust component is part of the SIRIUS product family, renowned for its reliability and efficiency in automation tasks. With a compact S00 size, it offers a practical solution for space-constrained environments.
Featuring four normally open (NO) contacts, the 3RH1140-1JB40 can handle operating currents up to 10 A at AC-12 and has a rated control supply voltage of 24 V DC. Its voltage range for the magnet coil is between 0.7 to 1.25 times the rated value, ensuring stable operation even under fluctuating power conditions. The contactor relay is equipped with a built-in diode for surge suppression, enhancing its durability and longevity.
The device boasts an impressive mechanical life of approximately 30 million switching cycles, indicating its capability to perform reliably over extended periods. It is designed with an IP20 protection class on the front, providing a basic level of protection against solid objects. The contactor relay operates effectively within an ambient temperature range of -25 to +60 degrees Celsius, making it suitable for a wide range of environmental conditions.
Engineered with precision, the Siemens 3RH1140-1JB40 contactor relay is a testament to the brand's commitment to quality and performance. It is an ideal choice for those seeking a dependable solution for controlling auxiliary circuits in industrial automation systems.
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Frequently Asked Questions
What is the contact configuration of this Siemens contactor relay?
The contactor relay has a 4NO (four normally open) contact configuration.
Can this contactor relay be used in safety applications?
Yes, it can be used in safety applications, but it's important to refer to the specific safety and machinery directives relevant to your application to ensure compliance.
What is the rated control supply voltage for this device?
The rated control supply voltage for this contactor relay is 24 V DC.
What is the insulation voltage rating for this contactor relay?
The insulation voltage rating for this contactor relay is 690 V, suitable for various industrial applications.
What is the size of this Siemens contactor relay?
This contactor relay is of size S00, which is a compact size for use in various control panel configurations.
What is the operating temperature range for this contactor relay?
The operating temperature range for this contactor relay is between -25 °C and +60 °C.
Does this contactor relay have a surge suppressor?
Yes, it comes with a built-in diode as a surge suppressor.
What is the mechanical life expectancy of this contactor relay?
The mechanical life expectancy of this contactor relay is typically 30 million operating cycles.
What is the degree of protection for the front of this contactor relay?
The front of the contactor relay has an IP20 protection class.
How can I find more technical information about this contactor relay?
For more technical information, you should refer to the manufacturer's documentation or contact a technical specialist with experience in Siemens contactor relays.
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