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Siemens 3RR2142-1AA30
Monitoring relay, can be mounted to Contactor 3RT2, Size S0 basic
- MPN
- 3RR2142-1AA30
Price and lead time confirmed within 1 business day
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- 12-month warranty (new) · 3-month (used/refurbished)
- 30-day returns, no restocking fee on unused parts
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What is the Siemens 3RR2142-1AA30?
Monitoring relay, can be mounted to Contactor 3RT2, Size S0 basic, analog adjustment Apparent current monitoring 4...40 A, 50...60 Hz, 2-phase Supply 24 V AC/DC 1 change-over contact Monitoring for Current overshoot and undershoot Phase failure, Cable break with or without fault buffer ON delay 0-60 s Noise pulse suppression 0-30 s Switching hysteresis 6% Screw connection system
Specifications
General
| product brand name | SIRIUS |
| product designation | Monitoring relays |
| design of the product | analogically adjustable, 2-phase current monitoring |
| product type designation | 3RR21 |
General technical data
| size of contactor can be combined company-specific | S0 |
| product function | current monitoring |
| operating apparent power rated value | 4 V·A |
| insulation voltage for overvoltage category III according to IEC 60664 — with degree of pollution 3 rated value | 690 V |
| type of voltage of the operating voltage for actuation | AC/DC |
| surge voltage resistance rated value | 6 kV |
| consumed current — at 24 V | 90 mA |
| consumed current — at 240 V | 12 mA |
| protection class IP — on the front | IP20 |
| protection class IP — of the terminal | IP20 |
| shock resistance | 15 g / 11 ms |
| vibration resistance | 10 ... 55 Hz / 0.35 mm |
| mechanical service life (operating cycles) typical | 10 000 000 |
| electrical endurance (operating cycles) at AC-15 at 230 V typical | 100 000 |
| reference code according to IEC 81346-2 | K |
| relative repeat accuracy | 2 % |
| 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 | 0.242 kg |
Control circuit/ Control
| control supply voltage at AC — at 50 Hz rated value | 24 V |
| control supply voltage at AC — at 60 Hz rated value | 24 V |
| control supply voltage at DC rated value | 24 V |
Supply voltage
| type of voltage of the supply voltage | AC/DC |
| supply voltage 1 at AC — at 50 Hz rated value | 24 V |
| supply voltage 1 at AC — at 60 Hz rated value | 24 V |
| supply voltage 1 at DC rated value | 24 V |
| supply voltage frequency 1 | 50 ... 60 Hz |
Measuring circuit
| type of current for monitoring | AC |
| adjustable current response value current — 1 | 4 ... 40 A |
| adjustable current response value current — 2 | 4 ... 40 A |
| adjustable response delay time — when starting | 0 ... 60 s |
| adjustable response delay time — with lower or upper limit violation | 0 ... 30 s |
Precision
| temperature drift per °C | 0.1 %/°C |
Short-circuit protection
| design of the fuse link for short-circuit protection of the auxiliary switch required | fuse gG: 4 A |
Communication/ Protocol
| protocol is supported IO-Link protocol | No |
| type of voltage supply via input/output link master | No |
Auxiliary circuit
| number of CO contacts — for auxiliary contacts | 1 |
| number of CO contacts — delayed switching | 1 |
| operational current of auxiliary contacts at AC-15 — at 24 V | 3 A |
| operational current of auxiliary contacts at AC-15 — at 230 V | 3 A |
| operational current of auxiliary contacts at AC-15 — at 400 V | 3 A |
| operational current of auxiliary contacts at DC-13 — at 24 V | 1 A |
| operational current of auxiliary contacts at DC-13 — at 125 V | 0.2 A |
| operational current of auxiliary contacts at DC-13 — at 250 V | 0.1 A |
| contact rating of auxiliary contacts according to UL | B300 / R300 |
Main circuit
| operating power rated value | 2.5 W |
| ampacity of the semiconductor output in SIO mode | 20 mA |
| operational current at 17 V minimum | 5 mA |
Electromagnetic compatibility
| EMC emitted interference according to IEC 60947-1 | ambience A (industrial sector) |
| EMC immunity according to IEC 60947-1 | ambience A (industrial sector) |
Safety related data
| product function suitable for safety function | No |
| protection class IP on the front according to IEC 60529 | IP20 |
Connections/ Terminals
| product component removable terminal for main circuit | No |
| product component removable terminal for auxiliary and control circuit | Yes |
| type of electrical connection | screw terminal |
| type of electrical connection — for main current circuit | screw-type terminals |
| type of electrical connection — for auxiliary and control circuit | screw-type terminals |
| type of connectable conductor cross-sections for main contacts — solid | 2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²) |
| type of connectable conductor cross-sections for main contacts — finely stranded with core end processing | 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm² |
| connectable conductor cross-section for main contacts — solid or stranded | 1 ... 10 mm² |
| connectable conductor cross-section for main contacts — finely stranded with core end processing | 2.5 ... 10 mm² |
| type of connectable conductor cross-sections — for auxiliary contacts — solid | 1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²) |
| type of connectable conductor cross-sections — for auxiliary contacts — 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 for auxiliary contacts | 2x (20 ... 14) |
| AWG number as coded connectable conductor cross section for main contacts | 16 ... 8 |
| tightening torque with screw-type terminals | 0.8 ... 1.2 N·m |
Installation/ mounting/ dimensions
| mounting position | any |
| fastening method | direct mounting |
| height | 87 mm |
| width | 45 mm |
| depth | 91 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 | 6 mm |
| required spacing — for grounded parts — backwards | 0 mm |
| required spacing — for grounded parts — upwards | 6 mm |
| required spacing — for grounded parts — at the side | 6 mm |
| required spacing — for grounded parts — downwards | 6 mm |
| required spacing — for live parts — forwards | 6 mm |
| required spacing — for live parts — backwards | 0 mm |
| required spacing — for live parts — upwards | 6 mm |
| required spacing — for live parts — downwards | 6 mm |
| required spacing — for live parts — at the side | 6 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 ... +80 °C |
Downloads & documentation
Official documents from Siemens, downloaded directly from the manufacturer.
Data sheets & manuals
3RR2142-1AA30: frequently asked questions
When can 3RR2142-1AA30 be shipped?
3RR2142-1AA30 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 3RR2142-1AA30 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 3RR2142-1AA30 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 3RR2142-1AA30, subject to availability and destination.
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Siemens 3RR2142-1AA30Price and lead time confirmed within 1 business day
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