Article number | 3RH2122-4KB40 | 3RH2122-1KB40 | |
Coupling contactor relay, 2 NO + 2 NC, 24 V DC, 0.7 ... 1.25* US, with integrated suppressor diode, Size S00, Ring cable lug connection, suitable for PLC outputs | Coupling contactor relay, 2 NO + 2 NC, 24 V DC, 0.7 ... 1.25* US, with integrated suppressor diode, Size S00, screw terminal suitable for PLC outputs | ||
product brand name | SIRIUS | ||
product designation | Coupling relay for switching auxiliary circuits | ||
product type designation | 3RH2 | ||
General technical data | |||
size of contactor | S00 | ||
product extension auxiliary switch | No | ||
power loss [W] for rated value of the current without load current share typical | 2.8 W | ||
insulation voltage with degree of pollution 3 at AC rated value | 690 V | ||
degree of pollution | 3 | ||
surge voltage resistance rated value | 6 kV | ||
shock resistance at rectangular impulse | |||
● at DC | 10g / 5 ms, 5g / 10 ms | ||
shock resistance with sine pulse | |||
● at DC | 15g / 5 ms, 8g / 10 ms | ||
mechanical service life (operating cycles) | |||
● of contactor typical | 30 000 000 | ||
reference code according to IEC 81346-2 | K | ||
Substance Prohibitance (Date) | 10/01/2009 | ||
SVHC substance name |
Lead - 7439-92-1
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Weight | 0.29 kg | 0.294 kg | |
Ambient conditions | |||
installation altitude at height above sea level maximum | 2 000 m | ||
ambient temperature | |||
● during operation | -25 ... +60 °C | ||
● during storage | -55 ... +80 °C | ||
relative humidity minimum | 10 % | ||
relative humidity at 55 °C according to IEC 60068-2-30 maximum | 95 % | ||
Environmental footprint | |||
Environmental Product Declaration(EPD) | Yes | ||
Global Warming Potential [CO2 eq] total | 133 kg | ||
Global Warming Potential [CO2 eq] during manufacturing | 1.3 kg | ||
Global Warming Potential [CO2 eq] during operation | 132 kg | ||
Global Warming Potential [CO2 eq] after end of life | -0.227 kg | ||
Main circuit | |||
no-load switching frequency | |||
● at AC | 10 000 1/h | ||
● at DC | 10 000 1/h | ||
Control circuit/ Control | |||
type of voltage of the control supply voltage | DC | ||
control supply voltage at DC rated value | 24 V | ||
operating range factor control supply voltage rated value of magnet coil at DC | |||
● initial value | 0.7 | ||
● full-scale value | 1.25 | ||
design of the surge suppressor | suppressor diode | ||
closing power of magnet coil at DC | 2.8 W | ||
holding power of magnet coil at DC | 2.8 W | ||
closing delay | |||
● at DC | 25 ... 130 ms | ||
opening delay | |||
● at DC | 7 ... 20 ms | ||
arcing time | 10 ... 15 ms | ||
Auxiliary circuit | |||
number of NC contacts for auxiliary contacts | 2 | ||
● instantaneous contact | 2 | ||
number of NO contacts for auxiliary contacts | 2 | ||
● instantaneous contact | 2 | ||
identification number and letter for switching elements | 22 E | ||
operational current at AC-12 maximum | 10 A | ||
operational current at AC-15 | |||
● at 230 V rated value | 10 A | ||
● at 400 V rated value | 3 A | ||
● at 500 V rated value | 2 A | ||
● at 690 V rated value | 1 A | ||
operational current at 1 current path at DC-12 | |||
● at 24 V rated value | 10 A | ||
● at 110 V rated value | 3 A | ||
● at 220 V rated value | 1 A | ||
● at 440 V rated value | 0.3 A | ||
● at 600 V rated value | 0.15 A | ||
operational current with 2 current paths in series at DC-12 | |||
● at 24 V rated value | 10 A | ||
● at 60 V rated value | 10 A | ||
● at 110 V rated value | 4 A | ||
● at 220 V rated value | 2 A | ||
● at 440 V rated value | 1.3 A | ||
● at 600 V rated value | 0.65 A | ||
operational current with 3 current paths in series at DC-12 | |||
● at 24 V rated value | 10 A | ||
● at 60 V rated value | 10 A | ||
● at 110 V rated value | 10 A | ||
● at 220 V rated value | 3.6 A | ||
● at 440 V rated value | 2.5 A | ||
● at 600 V rated value | 1.8 A | ||
operating frequency at DC-12 maximum | 1 000 1/h | ||
operational current at 1 current path at DC-13 | |||
● at 24 V rated value | 10 A | ||
● at 110 V rated value | 1 A | ||
● at 220 V rated value | 0.3 A | ||
● at 440 V rated value | 0.14 A | ||
● at 600 V rated value | 0.1 A | ||
operational current with 2 current paths in series at DC-13 | |||
● at 24 V rated value | 10 A | ||
● at 60 V rated value | 3.5 A | ||
● at 110 V rated value | 1.3 A | ||
● at 220 V rated value | 0.9 A | ||
● at 440 V rated value | 0.2 A | ||
● at 600 V rated value | 0.1 A | ||
operational current with 3 current paths in series at DC-13 | |||
● at 24 V rated value | 10 A | ||
● at 60 V rated value | 4.7 A | ||
● at 110 V rated value | 3 A | ||
● at 220 V rated value | 1.2 A | ||
● at 440 V rated value | 0.5 A | ||
● at 600 V rated value | 0.26 A | ||
operating frequency at DC-13 maximum | 1 000 1/h | ||
contact reliability of auxiliary contacts | 1 faulty switching per 100 million (17 V, 1 mA) | ||
UL/CSA ratings | |||
contact rating of auxiliary contacts according to UL | A600 / Q600 | ||
Short-circuit protection | |||
design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 V | C characteristic: 6 A; 0.4 kA | ||
design of the fuse link for short-circuit protection of the auxiliary switch required | fuse gL/gG: 10 A | ||
Installation/ mounting/ dimensions | |||
mounting position | +/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface | ||
fastening method | screw and snap-on mounting onto 35 mm DIN rail | ||
height | 57.5 mm | ||
width | 45 mm | ||
depth | 73 mm | ||
required spacing | |||
● with side-by-side mounting | |||
— forwards | 10 mm | ||
— upwards | 10 mm | ||
— downwards | 10 mm | ||
— at the side | 0 mm | ||
● for grounded parts | |||
— forwards | 10 mm | ||
— upwards | 10 mm | ||
— at the side | 6 mm | ||
— downwards | 10 mm | ||
● for live parts | |||
— forwards | 10 mm | ||
— upwards | 10 mm | ||
— downwards | 10 mm | ||
— at the side | 6 mm | ||
Connections/ Terminals | |||
type of electrical connection for auxiliary and control circuit | ring terminal lug connection | screw-type terminals | |
type of connectable conductor cross-sections | |||
● for auxiliary contacts | |||
— solid or stranded | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), 2x 4 mm² | ||
— finely stranded with core end processing | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) | ||
● for AWG cables for auxiliary contacts | 2x (20 ... 16), 2x (18 ... 14), 2x 12 | ||
Safety related data | |||
product function | |||
● positively driven operation according to IEC 60947-5-1 | Yes | ||
● suitable for safety function | Yes | ||
suitability for use safety-related switching OFF | Yes | ||
service life maximum | 20 a | ||
proportion of dangerous failures | |||
● with low demand rate according to SN 31920 | 40 % | ||
● with high demand rate according to SN 31920 | 73 % | ||
B10 value with high demand rate according to SN 31920 | 1 000 000; With 0.3 x Ie | ||
failure rate [FIT] with low demand rate according to SN 31920 | 100 FIT | ||
ISO 13849 | |||
device type according to ISO 13849-1 | 3 | ||
overdimensioning according to ISO 13849-2 necessary | Yes | ||
IEC 61508 | |||
safety device type according to IEC 61508-2 | Type A | ||
Electrical Safety | |||
protection class IP on the front according to IEC 60529 | IP00 | IP20 | |
touch protection on the front according to IEC 60529 | finger-safe, for vertical contact from the front | ||
Approvals Certificates | |||
General Product Approval | |||
CCC | Yes | Yes | |
EU declaration of conformity | Yes | Yes | |
UK Declaration of Conformity | Yes | Yes | |
Confirmation | Yes | Yes | |
UL | Yes | Yes | |
KC | Yes | Yes | |
EAC | Yes | Yes | |
EMV | |||
RCM | Yes | Yes | |
Functional Saftey | |||
Type Examination Certificate | Yes | Yes | |
Test Certificates | |||
Type Test Certificates/Test Report | Yes | Yes | |
Special Test Certificate | Yes | Yes | |
Marine / Shipping | |||
ABS (American Bureau of Shipping) | Yes | Yes | |
BV (Bureau Veritas) | Yes | Yes | |
DNV (Det Norske Veritas) | Yes | Yes | |
PRS (Polski Register of Shipping) | Yes | Yes | |
RINA (Registro Italiano Navale) | Yes | Yes | |
RMRS (Russian Maritime Register) | Yes | Yes | |
other | |||
Miscellaneous | Yes | Yes | |
Confirmation | Yes | Yes | |
Railway | |||
Special Test Certificate | Yes | Yes | |
Dangerous goods | |||
Transport Information | Yes | Yes | |
Environment | |||
EPD Typ II/III (with life cylce assessment) | Yes | Yes | |
Environmental Confirmations | Yes | Yes | |
Further information | |||
Information on the packaging
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Information- and Downloadcenter (Catalogs, Brochures,…)
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Industry Mall (Online ordering system)
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Service&Support (Manuals, Certificates, Characteristics, FAQs,...)
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Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)
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Characteristic: Tripping characteristics, I²t, Let-through current
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Further characteristics (e.g. electrical endurance, switching frequency)
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last modified: | 5/28/2024 | ||
Date 11/8/2024 |
Subject to change without notice © Copyright Siemens 2024 |