# Output Coupler, 1CO, 115 VAC/VDC, Relays
**URL**: https://novapart.co/products/3RQ3118-2AE00/output-coupler-1co-115-vac-vdc-relays
**SKU**: 3RQ3118-2AE00
**Manufacturer**: SIEMENS
**Category**: Switches & Relays || Relays || Relay Accessories || Other Relay Accessories
**Price**: €37.5800
**Stock**: 10+
## Specifications
| Parameter | Value |
|---|---|
| Product Range | SIRIUS 3RQ3 Series |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3533982/)
**3RQ3118-2AE00**
**Data sheet**
||!!! phased-out product !!! the preferred successor is 3RQ4118-2AE00 output
coupler with plug-in relay, 1 change-over contact spring-loaded terminal (push-in)
115 V AC/DC enclosure width 6.2 mm thermal current 6 A|
|---|---|
|**product brand name**|SIRIUS|
|**product category**|SIRIUS 3RQ3 couplingrelays in slim design|
|**product designation**|Couplingrelays withplug-in relay|
|**design of theproduct**|Output couplinglink|
|**product type designation**|3RQ3|
|**General technical data**
~~|~~||
|**display version LED**
~~|~~|Yes
~~|~~|
|**product featureprotective coating onprinted-circuit board**|No|
|**product component**||
|● relayoutput|Yes|
|● semi-conductor output|No|
|**consumed activepower**|0.5 W|
|insulation voltage for overvoltage category III according to IEC
60664 with degree ofpollution 3 rated value|300 V|
|**surge voltage resistance rated value**|4 kV|
|**maximumpermissible voltage forprotective separation**||
|● between control and auxiliarycircuit|300 V|
|**percental drop-out voltage related to the input voltage**|9.6 %|
|**flammability class of enclosure material**|UL94 V-0|
|**shock resistance**||
|**● according to IEC 60068-2-27**|sinusoidal half-wave 15g/ 11 ms|
|**vibration resistance**||
|**● according to IEC 60068-2-6**|6 ... 150 Hz: 2g|
|**operating frequency maximum**|72 000 1/h|
|**switching behavior**|monostable|
|**mechanical service life(operating cycles) typical**|10 000 000|
|**thermal current**|6 A|
|**reference code according to IEC 81346-2**|K|
|**Substance Prohibitance(day/month/year)**|03/25/2015|
|**Net Weight**|0.031 kg|
|**Control circuit/ Control**
~~|~~||
|**control supply voltage at AC**
~~|~~|~~|~~|
|● at 50 Hz rated value|115 V|
|● at 60 Hz rated value|115 V|
|**control supply voltage frequency**||
|**● 1 rated value**|50 Hz|
|**● 2 rated value**|60 Hz|
|**control supply voltage at DC rated value**|115 V|
|**operating range factor control supply voltage rated value at**
**DC**||
|● initial value|0.8|
|● full-scale value|1.1|
|**operating range factor control supply voltage rated value at**
**AC at 50 Hz**||
|● initial value|0.8|
|● full-scale value|1.1|
|**operating range factor control supply voltage rated value at**
**AC at 60 Hz**||
|● initial value|0.8|
|● full-scale value|1.1|
3RQ31182AE00 Page 1/4
Subject to change without notice © Copyright Siemens
5/30/2026
||**ON-delay time**|||
|---|---|---|---|
||● at AC maximum|8 ms||
||● at DC maximum|6 ms||
||**OFF-delay time maximum**|17 ms||
||**Mechanical data**|||
||**product componentplug-in socket**|Yes||
||**design of the relay operating mechanism**|poled||
||**Short-circuit protection**|||
||design of the fuse link for short-circuit protection of the auxiliary
switch required|fuse gG: 4 A||
||**Auxiliary circuit**|||
||**type of switching contact**|Changeover contact||
||**material of switching contacts**|AgSnO2||
||number of CO contacts for auxiliarycontacts|1||
||**operational current of auxiliary contacts at AC-15**|||
||● at 24 V|3 A||
||● at 250 V|3 A||
||**operational current of auxiliary contacts at DC-13**|||
||● at 24 V|1 A||
||● at 125 V|0.2 A||
||● at 250 V|0.1 A||
||**contact reliability of auxiliary contacts**|one incorrect switching operation of 100 million switching operations (17 V, 5
mA)||
||**Main circuit**|||
||**type of voltage**|AC/DC||
||**Inputs/ Outputs**|||
||**property of the output short-circuitproof**|No||
||ampacityof the output relayat AC-15 at 250 V at 50/60 Hz|3 A||
||**ampacity of the output relay at DC-13**|||
||● at 24 V|1 A||
||● at 125 V|0.2 A||
||● at 250 V|0.1 A||
||**Electromagnetic compatibility**|||
||EMC emitted interference accordingto IEC 60947-1|ambience A(industrial sector)||
||EMC immunityaccordingto IEC 60947-1|corresponds to degree of severity3||
||**conducted interference**|||
||● due to burst accordingto IEC 61000-4-4|2 kV||
||● due to conductor-earth surge accordingto IEC 61000-4-5|2 kV||
||● due to conductor-conductor surge according to IEC
61000-4-5|1 kV||
||**field-based interference according to IEC 61000-4-3**|10 V/m||
||**electrostatic discharge according to IEC 61000-4-2**|6 kV contact discharge / 8 kV air discharge||
||**Display**|||
||displayversion as status displaybyLED|LEDgreen||
||**Connections/ Terminals**|||
||**product function removable terminal**|No||
||**type of electrical connection**|||
||● for auxiliaryand control circuit|spring-loaded terminals(push-in)||
||**type of connectable conductor cross-sections**|||
||● solid|1x(0.25 ... 2.5 mm²)||
||● finelystranded with core endprocessing|1x(0.25 ... 1.5 mm²)||
||● finelystranded without core endprocessing|1x(0.25 ... 2.5 mm²)||
||● for AWG cables solid|1x(20 ... 14)||
||● for AWG cables stranded|1x(20 ... 14)||
||**connectable conductor cross-section**|||
||● solid|0.25 ... 2.5 mm²||
||● finelystranded with core endprocessing|0.25 ... 1.5 mm²||
||● finelystranded without core endprocessing|0.25 ... 2.5 mm²||
||**AWG number as coded connectable conductor cross**
**section**|||
3RQ31182AE00 Page 2/4
Subject to change without notice © Copyright Siemens
5/30/2026
|● solid|● solid|20 ... 14|
|---|---|---|
|● stranded||20 ... 14|
|**Installation/ mounting/ dimensions**
~~er~~|||
|**mounting position**
~~er~~||any
~~er~~|
|**fastening method**||snap-on mounting|
|**height**||93 mm|
|**width**||6.2 mm|
|**depth**||76 mm|
|**required spacing**|||
|● with side-by-side mounting|||
|— forwards||0 mm|
|— backwards||0 mm|
|— upwards||0 mm|
|— downwards||0 mm|
|— at the side||0 mm|
|● forgroundedparts|||
|— forwards||0 mm|
|— backwards||0 mm|
|— upwards||0 mm|
|— at the side||0 mm|
|— downwards||0 mm|
|● for liveparts|||
|— forwards||0 mm|
|— backwards||0 mm|
|— upwards||0 mm|
|— downwards||0 mm|
|— at the side||0 mm|
|**Ambient conditions**
~~re~~|||
|installation altitude at height above sea level maximum
~~re~~||2 000 m
~~re~~|
|**ambient temperature**|||
|● duringoperation||-25 ... +60 °C|
|● duringstorage||-40 ... +85 °C|
|● duringtransport||-40 ... +85 °C|
|relative humidityduringoperation
~~a~~||10 ... 95 %|
|**Approvals Certificates**
~~a~~|||
|**Environment**
~~a~~|**General Product Approval**
~~a~~||
3RQ31182AE00 Page 3/4
Subject to change without notice © Copyright Siemens
5/30/2026
https://support.industry.siemens.com/cs/ww/en/ps/3RQ3118-2AE00 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)** https://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RQ3118-2AE00&lang=en
**last modified:**
4/9/2026
3RQ31182AE00 Page 4/4
Subject to change without notice © Copyright Siemens
5/30/2026
## Links
- [View this product on Novapart](https://novapart.co/products/3RQ3118-2AE00/output-coupler-1co-115-vac-vdc-relays)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/3rq3118-2ae00/other-relay-accessories/dp/3533982)
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