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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH2140-1AP00 |
| Alternative Part Number | 3RH21401AP00 |
| Manufacturer | Siemens |
| Product Type | Contactor Relay |
| Number of Poles | 4 Pole |
| Contact Configuration | 4NO (4 Normally Open) |
| Rated Current | 10 A |
| Control Voltage | 230 V ac |
| Size | S00 |
| Protection Class | IP20 |
| Insulation Voltage | Rated at 690 V with degree of pollution 3 |
| Installation Altitude | Maximum 2,000 m above sea level |
| Ambient Operating Temperature | -25 to +60 °C |
| Mechanical Operating Cycles | Typical 30,000,000 |
| Shock Resistance | 7.3g / 5 ms and 4.7g / 10 ms at AC |
| Surge Voltage Resistance | Rated value 6 kV |
| No-load Switching Frequency | 10,000 1/h at AC and DC |
| Control Supply Voltage Frequency | 50 Hz and 60 Hz |
| Apparent Pick-up Power of Magnet Coil | 37 V·A at AC |
| Apparent Holding Power of Magnet Coil | 5.7 V·A at AC |
| Closing Delay | 8 to 33 ms at AC |
| Opening Delay | 4 to 15 ms at AC |
| Arcing Time | 10 to 15 ms |
| Number of Auxiliary Contacts | 4 instantaneous contacts |
| Degree of Pollution | 3 |
| Commodity Code | 853649 |
The Siemens 3RH2140-1AP00 is a high-quality contactor relay designed for a wide range of industrial applications. This 4-pole device features 4 normally open (NO) contacts and is rated for 10 A, making it suitable for moderate power switching tasks. It operates at a control supply voltage of 230 V ac, compatible with standard industrial power systems in the UK and can be used at both 50 Hz and 60 Hz frequencies.
Crafted for reliability, the 3RH2140-1AP00 boasts a mechanical service life of up to 30 million operating cycles, ensuring long-term performance and reduced maintenance needs. The contactor relay is part of the S00 size category, which is compact enough for installation in space-constrained environments while still delivering the robust performance expected from industrial components.
With an IP20 protection rating, the unit is designed to be safe from solid objects larger than 12mm but is not waterproof, and thus it should be installed in a manner that protects it from moisture ingress. The device's screw terminals provide a secure and reliable connection, ensuring consistent electrical conductivity and ease of installation.
The 3RH2140-1AP00 is engineered to withstand challenging conditions, with an operational temperature range of -25 to +60 °C and storage temperatures ranging from -55 to +80 °C. It can also be installed at altitudes up to 2000 metres above sea level without derating.
This contactor relay is an excellent choice for those seeking a dependable and efficient solution for controlling electrical circuits in industrial settings. Its robust design and versatile features make it a valuable component for a variety of applications, including motor control centres, automation systems, and control panels.
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Frequently Asked Questions
What is the contact configuration for this contactor relay?
The contactor relay has a 4 pole configuration with 4 normally open (NO) contacts.
Can this contactor relay be used with different supply voltages?
This contactor relay is specifically designed for a control supply voltage of 230 V AC at both 50 and 60 Hz.
What is the size classification of this contactor relay?
The contactor relay falls under the size classification S00.
What is the rated operational current for this contactor relay?
The rated operational current for this contactor relay is 10 A.
What type of terminal does this contactor relay have for connection?
This contactor relay is equipped with screw-type terminals for electrical connections.
What is the IP rating of this contactor relay?
The contactor relay has an IP20 protection rating on the front.
What are the ambient temperature operating limits for this contactor relay?
The contactor relay can operate within an ambient temperature range of -25 to +60 °C.
How many mechanical operating cycles can this contactor relay withstand?
The contactor relay has a mechanical service life of typically 30 million operating cycles.
What is the insulation voltage rating for this contactor relay?
The insulation voltage rating with a degree of pollution 3 is 690 V.
Is this contactor relay suitable for use at high altitudes?
Yes, this contactor relay can be installed at altitudes up to 2000 metres above sea level.
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