.svg&w=240){kind=small}
Siemens 3RA2811-1CW10
Electronic timing relay, ON-delay, with semiconductor output, time range 0.05-100 s, 24-240 V AC/DC, 50/60 Hz
- MPN
- 3RA2811-1CW10
- Category
- 3RA28 function modules
Price and lead time confirmed within 1 business day
Request a Quote
- 12-month warranty (new) · 3-month (used/refurbished)
- 30-day returns, no restocking fee on unused parts
- Ships via
- 100% positive eBay feedback
What is the Siemens 3RA2811-1CW10?
electronic timing relay, ON-delay, with semiconductor output, time range 0.05-100 s, 24-240 V AC/DC, 50/60 Hz, varistor for attenuation of the contactor coils integrated, screw terminal, can be snapped onto the front on contactors 3RT201 / 3RT202 and auxiliary contactors 3RH2
Specifications
General
| product brand name | SIRIUS |
| product designation | function module |
| product type designation | 3RA28 |
General technical data
| size of contactor can be combined company-specific | S00, S0 |
| product component semi-conductor output | Yes |
| product extension required remote control | No |
| product extension optional remote control | No |
| insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value | 300 V |
| test voltage for isolation test | 1.5 kV |
| degree of pollution | 3 |
| surge voltage resistance rated value | 4 kV |
| test voltage for surge voltage test | 4 800 V |
| consumed current — at 24 V | 24 mA |
| consumed current — at 240 V | 7 mA |
| protection class IP of the terminal | IP20 |
| shock resistance according to IEC 60068-2-27 | 15 g / 11 ms |
| vibration resistance according to IEC 60068-2-6 | 10 ... 59 Hz: 0.35 mm, 60 ... 150 Hz: 2 g |
| mechanical service life (operating cycles) typical | 100 000 000 |
| electrical endurance (operating cycles) at AC-15 at 230 V typical | 10 000 000 |
| electrical endurance (operating cycles) — with contactor 3R.2 of frame size S00 | 10 000 000 |
| electrical endurance (operating cycles) — with contactor 3R.2 of frame size S0 | 10 000 000 |
| adjustable time | 0.05 ... 100 s |
| relative setting accuracy relating to full-scale value | 15 % |
| recovery time | 50 ms |
| reference code according to IEC 81346-2 | K |
| active principle | electronic |
| relative repeat accuracy | 1 % |
| influence of the surrounding temperature | ±1 % |
| power supply influence | ±1 % |
| Substance Prohibitance (day/month/year) | 10/01/2009 |
| SVHC substance name | Lead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-10-5 Melamine CAS-No. 108-78-1 |
| Net Weight | 94.38 g |
Product Function
| product function star-delta circuit | No |
Control circuit/ Control
| type of voltage of the control supply voltage | AC/DC |
| control supply voltage at AC — at 50 Hz rated value | 24 ... 240 V |
| control supply voltage at AC — at 60 Hz rated value | 24 ... 240 V |
| control supply voltage 1 at AC — at 50 Hz | 24 ... 240 V |
| control supply voltage 1 at AC — at 60 Hz | 24 ... 240 V |
| control supply voltage frequency 1 | 50 ... 60 Hz |
| control supply voltage at DC rated value | 24 ... 240 V |
| control supply voltage 1 at DC | 24 ... 240 V |
| operating range factor control supply voltage rated value at DC — initial value | 0.85 |
| operating range factor control supply voltage rated value at DC — full-scale value | 1.1 |
| operating range factor control supply voltage rated value at AC at 50 Hz — initial value | 0.85 |
| operating range factor control supply voltage rated value at AC at 50 Hz — full-scale value | 1.1 |
| operating range factor control supply voltage rated value at AC at 60 Hz — initial value | 0.85 |
| operating range factor control supply voltage rated value at AC at 60 Hz — full-scale value | 1.1 |
| design of the surge suppressor | with varistor |
Switching Function
| switching function — ON-delay | Yes |
| switching function — ON-delay/instantaneous contact | No |
| switching function — passing make contact | No |
| switching function — passing make contact/instantaneous contact | No |
| switching function — OFF delay | No |
| switching function — flashing symmetrically with interval start/instantaneous | No |
| switching function — flashing symmetrically with interval start | No |
| switching function — flashing symmetrically with pulse start/instantaneous | No |
| switching function — flashing symmetrically with pulse start | No |
| switching function — flashing asymmetrically with interval start | No |
| switching function — flashing asymmetrically with pulse start | No |
| switching function — constant clock cycle with pulse start | No |
| switching function — constant clock cycle with interval start | No |
| switching function — variably clocked with pulse start | No |
| switching function — variably clocked with interval start | No |
| switching function — star-delta circuit with delay time | No |
| switching function — star-delta circuit | No |
| switching function with control signal — additive ON-delay | No |
| switching function with control signal — passing break contact | No |
| switching function with control signal — passing break contact/instantaneous | No |
| switching function with control signal — OFF delay | No |
| switching function with control signal — OFF delay/instantaneous | No |
| switching function with control signal — pulse delayed | No |
| switching function with control signal — pulse delayed/instantaneous | No |
| switching function with control signal — pulse-shaping | No |
| switching function with control signal — pulse-shaping/instantaneous | No |
| switching function with control signal — additive ON-delay/instantaneous | No |
| switching function with control signal — ON-delay/OFF-delay | No |
| switching function with control signal — ON-delay/OFF-delay/instantaneous | No |
| switching function with control signal — passing make contact | No |
| switching function with control signal — passing make contact/instantaneous contact | No |
| switching function of interval relay with control signal — retrotriggerable with deactivated control signal/instantaneous contact | No |
| switching function of interval relay with control signal — retrotriggerable with switched-on control signal | No |
| switching function of interval relay with control signal — retrotriggerable with switched-on control signal/instantaneous contact | No |
| switching function of interval relay with control signal — retriggerable with deactivated control signal | No |
| design of the control terminal non-floating | No |
Auxiliary circuit
| number of NC contacts — delayed switching | 0 |
| number of NC contacts — instantaneous contact | 0 |
| number of NO contacts — delayed switching | 1 |
| number of NO contacts — instantaneous contact | 0 |
| number of CO contacts — delayed switching | 0 |
| number of CO contacts — instantaneous contact | 0 |
| operating frequency with 3RT2 contactor maximum | 2 500 1/h |
Main circuit
| type of voltage | AC/DC |
Inputs/ Outputs
| product function — non-volatile | No |
| residual current maximum | 5 mA |
| voltage drop when switched-through maximum | 3.5 V |
Electromagnetic compatibility
| EMC immunity according to IEC 61812-1 | Environment A (industrial area) |
| conducted interference — due to burst according to IEC 61000-4-4 | 2 kV network connection / 1 kV control connection |
| conducted interference — due to conductor-earth surge according to IEC 61000-4-5 | 2 kV |
| conducted interference — 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 | 8 kV |
Safety related data
| category according to EN 954-1 | none |
| protection class IP on the front according to IEC 60529 | IP20 |
| touch protection on the front according to IEC 60529 | finger-safe, for vertical contact from the front |
| type of insulation | Basic insulation |
Connections/ Terminals
| product component removable terminal for auxiliary and control circuit | Yes |
| type of electrical connection | screw terminal |
| type of electrical connection — for auxiliary and control circuit | screw-type terminals |
| type of connectable conductor cross-sections — solid | 0.5 ... 4 mm², 2x (0.5 ... 2.5 mm²) |
| type of connectable conductor cross-sections — finely stranded with core end processing | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²) |
| type of connectable conductor cross-sections — for AWG cables solid | 2x (20 ... 14) |
| type of connectable conductor cross-sections — for AWG cables stranded | 2x (20 ... 14) |
| connectable conductor cross-section — solid | 0.5 ... 4 mm² |
| connectable conductor cross-section — finely stranded with core end processing | 0.5 ... 2.5 mm² |
| connectable conductor cross-section — finely stranded without core end processing | 0.25 ... 1.5 mm² |
| AWG number as coded connectable conductor cross section — solid | 20 ... 14 |
| AWG number as coded connectable conductor cross section — stranded | 20 ... 14 |
Installation/ mounting/ dimensions
| mounting position | any (like contactor) |
| fastening method | clip-on |
| height | 38 mm |
| width | 45 mm |
| depth | 74 mm |
| required spacing — with side-by-side mounting — forwards | 0 mm |
| required spacing — with side-by-side mounting — backwards | 0 mm |
| required spacing — with side-by-side mounting — upwards | 0 mm |
| required spacing — with side-by-side mounting — downwards | 0 mm |
| required spacing — with side-by-side mounting — at the side | 0 mm |
| required spacing — for grounded parts — forwards | 0 mm |
| required spacing — for grounded parts — backwards | 0 mm |
| required spacing — for grounded parts — upwards | 0 mm |
| required spacing — for grounded parts — at the side | 0 mm |
| required spacing — for grounded parts — downwards | 0 mm |
| required spacing — for live parts — forwards | 0 mm |
| required spacing — for live parts — backwards | 0 mm |
| required spacing — for live parts — upwards | 0 mm |
| required spacing — for live parts — downwards | 0 mm |
| required spacing — for live parts — at the side | 0 mm |
Ambient conditions
| installation altitude at height above sea level maximum | 2 000 m |
| ambient temperature — during operation | -25 ... +60 °C |
| ambient temperature — during storage | -40 ... +85 °C |
| ambient temperature — during transport | -40 ... +85 °C |
| relative humidity during operation | 0 ... 95 % |
Downloads & documentation
Official documents from Siemens, downloaded directly from the manufacturer.
Data sheets & manuals
3RA2811-1CW10: frequently asked questions
When can 3RA2811-1CW10 be shipped?
3RA2811-1CW10 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 3RA2811-1CW10 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 3RA2811-1CW10 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 3RA2811-1CW10, subject to availability and destination.
More Siemens parts
Siemens 3RA2811-1CW10Price and lead time confirmed within 1 business day
Request a Quote