3RT26281AF05

Data sheet 3RT2628-1AF05 Capacitor contactor, AC-6b 33 kVAr, / 400 V 1 NO + 2 NC, 110 V AC, 50 Hz 3-pole, Size S0 screw terminal product brand name SIRIUS product designation capacitor contactors product type designation 3RT26 General technical data size of contactor S0 product extension auxiliary switch No surge voltage resistance ● of main circuit rated value 6 kV ● of auxiliary circuit rated value 6 kV maximum permissible voltage for safe isolation between coil and main contacts acc. to EN 60947-1 400 V shock resistance at rectangular impulse ● at AC 8,3g / 5 ms, 5,3g / 10 ms shock resistance with sine pulse ● at AC 13,5g / 5 ms, 8,3g / 10 ms mechanical service life (switching cycles) ● of the contactor with added auxiliary switch block typical 3 000 000 electrical endurance (switching cycles) 150 000 reference code acc. to IEC 81346-2 Q Substance Prohibitance (Date) 01.05.2014 00:00:00 Ambient conditions installation altitude at height above sea level maximum 2 000 m ● ambient temperature during operation -25 ... +60 °C ● ambient temperature during storage -55 ... +80 °C Main circuit number of NO contacts for main contacts 3 number of NC contacts for main contacts 0 operational current at AC-6b at 690 V at ambient temperature 60 °C rated value 47.6 A operating reactive power at AC-6b ● at 230 V at 50/60 Hz at ambient temperature 60 °C rated value 6 ... 19 kvar ● at 400 V at 50/60 Hz at ambient temperature 60 °C rated value 11 ... 33 kvar ● at 500 V at 50/60 Hz at ambient temperature 60 °C rated value 14 ... 41 kvar ● at 690 V at 50/60 Hz at ambient temperature 60 °C rated value 19 ... 57 kvar 3RT26281AF05 Page 1/2 1.21.2021 Subject to change without notice © Copyright Siemens no-load switching frequency ● at AC 500 1/h operating frequency at AC-6b ● at 230 V maximum 100 1/h ● at 240 V maximum 100 1/h ● at 400 V maximum 100 1/h ● at 480 V maximum 70 1/h ● at 500 V maximum 65 1/h ● at 600 V maximum 45 1/h ● at 690 V maximum 36 1/h Control circuit/ Control type of voltage AC type of voltage of the control supply voltage AC ● control supply voltage at AC at 50 Hz rated value 110 V control supply voltage frequency ● 1 rated value 50 Hz operating range factor control supply voltage rated value of magnet coil at AC ● at 50 Hz 0.8 ... 1.1 apparent pick-up power of magnet coil at AC 77 V·A inductive power factor with closing power of the coil 0.82 apparent holding power of magnet coil at AC 9.8 V·A inductive power factor with the holding power of the coil 0.25 closing delay ● at AC arcing time 8 ... 40 ms 10 ... 15 ms residual current of the electronics for control with signal ● at AC at 230 V maximum permissible 7 mA Auxiliary circuit number of NC contacts for auxiliary contacts 2 ● attachable 0 ● instantaneous contact 2 number of NO contacts for auxiliary contacts 1 ● attachable 0 ● instantaneous contact 1 operational current of auxiliary contacts at AC-12 maximum 10 A operational current of auxiliary contacts at AC-15 ● at 230 V 6A ● at 400 V 3A operational current of auxiliary contacts at DC-13 ● at 24 V 6A ● at 60 V 2A ● at 110 V 1A ● at 125 V 0.9 A ● at 220 V 0.3 A contact reliability of auxiliary contacts 0.00000001 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 main circuit with type of coordination 1 required gG: 100 A (690 V, 50 kA) ● for short-circuit protection of the auxiliary switch required gG: 10 A (500 V, 1 kA) Installation/ mounting/ dimensions mounting position 3RT26281AF05 Page 2/3 +/-180° rotation possible on vertical mounting surface; can be tilted 1.21.2021 Subject to change without notice © Copyright Siemens forward and backward by +/- 22.5° on vertical mounting surface fastening method screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022 height 150 mm width 45 mm depth 155 mm required spacing ● with side-by-side mounting at the side 10 mm ● for grounded parts at the side 10 mm Connections/ Terminals type of electrical connection ● for main current circuit screw-type terminals ● for auxiliary and control circuit screw-type terminals type of connectable conductor cross-sections ● for main contacts — solid 1x (2.5 ... 25 mm²) — stranded 2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²) — solid or stranded 1x (2,5 ... 25 mm²) — finely stranded with core end processing 1x (2.5 ... 16 mm²) ● at AWG cables for main contacts 1x (10 ... 4) type of connectable conductor cross-sections ● for auxiliary contacts — solid 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), 2x 4 mm² — 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) ● at AWG cables for auxiliary contacts 2x (20 ... 16), 2x (18 ... 14), 2x 12 type of minimum connectable cross-section for main contacts at AC-6b ● at 40 °C 1x 16 mm² ● at 60 °C 1x 25 mm² AWG number as coded connectable conductor cross section for main contacts 10 ... 4 Safety related data product function ● mirror contact acc. to IEC 60947-4-1 No ● positively driven operation acc. to IEC 60947-5-1 No protection class IP on the front acc. to IEC 60529 IP20 touch protection on the front acc. to IEC 60529 finger-safe, for vertical contact from the front Certificates/ approvals General Product Approval Declaration of Conformity Miscellaneous Test Certificates Declaration of Conformity EMC Marine / Shipping Type Test Certificates/Test Report other Confirmation Further information Information- and Downloadcenter (Catalogs, Brochures,…) https://www.siemens.com/ic10 3RT26281AF05 Page 3/4 1.21.2021 Subject to change without notice © Copyright Siemens Industry Mall (Online ordering system) https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=3RT2628-1AF05 Cax online generator http://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RT2628-1AF05 Service&Support (Manuals, Certificates, Characteristics, FAQs,...) https://support.industry.siemens.com/cs/ww/en/ps/3RT2628-1AF05 Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...) http://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RT2628-1AF05&lang=en Characteristic: Tripping characteristics, I²t, Let-through current https://support.industry.siemens.com/cs/ww/en/ps/3RT2628-1AF05/char Further characteristics (e.g. electrical endurance, switching frequency) http://www.automation.siemens.com/bilddb/index.aspx?view=Search&mlfb=3RT2628-1AF05&objecttype=14&gridview=view1 3RT26281AF05 Page 4/5 1.21.2021 Subject to change without notice © Copyright Siemens 3RT26281AF05 Page 5/6 1.21.2021 Subject to change without notice © Copyright Siemens last modified: 3RT26281AF05 Page 6/6 12/15/2020 1.21.2021 Subject to change without notice © Copyright Siemens