3RH2122-1BB40

Data sheet 3RH2122-1BB40 Contactor relay, 2 NO + 2 NC, 24 V DC, Size S00, screw terminal product brand name SIRIUS product designation Auxiliary contactor product type designation 3RH2 General technical data size of contactor S00 product extension auxiliary switch Yes power loss [W] for rated value of the current without load current share typical 4W 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 ● of the contactor with added electronically optimized auxiliary switch block typical 5 000 000 ● of the contactor with added auxiliary switch block typical 10 000 000 reference code according to IEC 81346-2 K Substance Prohibitance (Date) 10/01/2009 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 3RH21221BB40 Page 1/7 5/13/2024 Subject to change without notice © Copyright Siemens 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 0.8 ● full-scale value 1.1 closing power of magnet coil at DC 4W holding power of magnet coil at DC 4W closing delay ● at DC 30 ... 100 ms opening delay ● at DC arcing time 7 ... 13 ms 10 ... 15 ms Auxiliary circuit number of NC contacts for auxiliary contacts ● instantaneous contact number of NO contacts for auxiliary contacts ● instantaneous contact 2 2 2 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 3A ● at 500 V rated value 2A ● at 690 V rated value 1A operational current at 1 current path at DC-12 ● at 24 V rated value 10 A ● at 110 V rated value 3A ● at 220 V rated value 1A ● 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 4A ● at 220 V rated value 2A ● 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 1A ● 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 3RH21221BB40 Page 2/7 5/13/2024 Subject to change without notice © Copyright Siemens ● at 24 V rated value 10 A ● at 60 V rated value 4.7 A ● at 110 V rated value 3A ● 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 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 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 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 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 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 IEC 61508 T1 value ● for proof test interval or service life according to IEC 61508 20 a Electrical Safety 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 Approvals Certificates 3RH21221BB40 Page 3/7 5/13/2024 Subject to change without notice © Copyright Siemens General Product Approval Confirmation General Product Approval EMV Functional Saftey KC Test Certificates Type Examination Certificate Test Certificates Type Test Certificates/Test Report Special Test Certificate Marine / Shipping Miscellaneous Marine / Shipping other Miscellaneous Confirmation Railway Dangerous Good Special Test Certificate Transport Information Environment Environmental Confirmations Further information Information on the packaging https://support.industry.siemens.com/cs/ww/en/view/109813875 Information- and Downloadcenter (Catalogs, Brochures,…) https://www.siemens.com/ic10 Industry Mall (Online ordering system) https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=3RH2122-1BB40 Cax online generator http://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RH2122-1BB40 Service&Support (Manuals, Certificates, Characteristics, FAQs,...) https://support.industry.siemens.com/cs/ww/en/ps/3RH2122-1BB40 Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...) http://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RH2122-1BB40&lang=en Characteristic: Tripping characteristics, I²t, Let-through current https://support.industry.siemens.com/cs/ww/en/ps/3RH2122-1BB40/char Further characteristics (e.g. electrical endurance, switching frequency) http://www.automation.siemens.com/bilddb/index.aspx?view=Search&mlfb=3RH2122-1BB40&objecttype=14&gridview=view1 3RH21221BB40 Page 4/7 5/13/2024 Subject to change without notice © Copyright Siemens 3RH21221BB40 Page 5/7 5/13/2024 Subject to change without notice © Copyright Siemens 3RH21221BB40 Page 6/7 5/13/2024 Subject to change without notice © Copyright Siemens 31 32 43 21 22 13 A1 (+) last modified: 3RH21221BB40 Page 7/7 44 14 A2 (-) -K 10/31/2023 5/13/2024 Subject to change without notice © Copyright Siemens