3RF2900-1TA88

**3RF2900-1TA88** 

**Data sheet** 

***phase-out type*** replacement control connector for 3RF20/21/22/23/24 screwtype connection system color gray identifying marking A1 A2 

|**product brand name**|SIRIUS|
|---|---|
|**product designation**|controlplug|
|**product type designation**|3RF29|
|**General technical data**||
|**product function**|solid-state relay/ solid-state contactor 3RF2|
|**degree ofpollution**|3|
|protection class IP on the front accordingto IEC 60529|IP20|
|**shock resistance according to IEC 60068-2-27**|15g/ 11 ms|
|**vibration resistance according to IEC 60068-2-6**|2g|
|**Substance Prohibitance(day/month/year)**|07/01/2006|
|**SVHC substance name**|Lead CAS-No. 7439-92-1|
|**Net Weight**|0.004 kg|
|**Main circuit**||
|**operating frequency rated value**|50 ... 60 Hz|
|**derating temperature**|40 °C|
|**Auxiliary circuit**||
|number of CO contacts for auxiliarycontacts|0|
|**Installation/ mounting/ dimensions**||
|fasteningmethod side-by-side mounting|Yes|
|**fastening method**|clip-on|
|**width**|10 mm|
|**Connections/ Terminals**||
|**type of electrical connection**||
|● for auxiliaryand control circuit|screw-type terminals|
|**type of connectable conductor cross-sections**||
|● for auxiliaryand control contacts||
|— solid|1x(0.5 ... 2.5 mm²), 2x(0.5 ... 1 mm²)|
|— finelystranded with core endprocessing|1x(0.5 ... 2.5 mm²), 2x(0.5 ... 1 mm²)|
|— finelystranded without core endprocessing|1x(0.5 ... 2.5 mm²), 2x(0.5 ... 1 mm²)|
|● for AWG cables for auxiliaryand control contacts|1x(20 ... 12)|
|tightening torque for auxiliary and control contacts with screw-|0.5 ... 0.6 N·m|
|type terminals||
|tightening torque [lbf·in] for auxiliary and control contacts with|4.5 ... 5.3 lbf·in|
|screw-type terminals||
|design of the thread of the connection screw of the auxiliary and|M3|
|control contacts||
|stripped length of the cable for auxiliaryand control contacts|7 mm|
|Electrical Safety||
|**touch protection on the front according to IEC 60529**|finger-safe, for vertical contact from the front|
|**Ambient conditions**||



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|||||||
|---|---|---|---|---|---|
|installation altitude at height above sea level maximum|1 000 m|
|ambient temperature|
|● during storage|-55 ... +80 °C|
|||Electromagnetic compatibility|
|conducted interference|
|● due to burst according to IEC 61000-4-4|2 kV / 5 kHz, behavior criterion 2|
|● due to conductor-earth surge according to IEC 61000-4-5|2 kV, behavior criterion 2|
|● due to conductor-conductor surge according to IEC|1 kV, behavior criterion 2|
|61000-4-5|
|● due to high-frequency radiation according to IEC 61000-|140 dBuV in the frequency range 0.15 ... 80 MHz, behavior criterion 1|
|4-6|
|electrostatic discharge according to IEC 61000-4-2|4 kV contact discharging / 8 kV air discharging, behavior criterion 2|
|conducted HF interference emissions according to|Class A for industrial environment|
|CISPR11|
|re|
|field-bound HF interference emission according to CISPR11|Class B for the domestic, business and commercial environments|
|Approvals Certificates|
|Environment|General Product Approval|EMV|
|Environmental Con-|
|firmations|
|—|&|EI|<S€|ey|@|

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## **other** 

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**last modified:** 4/4/2026 

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