| solid-state time-delayed front-side auxiliary switch Time range 5...100 s, 200 ... 240 V AC, 1 NO contact, 1 NC contact ON delay, for 3RT1 |
| product brand name | SIRIUS |
| product designation | auxiliary switch |
| design of the product | slow-operating |
| product type designation | 3RT19 |
| General technical data |
| size of contactor can be combined company-specific | S0 ... S12 |
| product component semi-conductor output | No |
| 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 |
| degree of pollution | 3 |
| surge voltage resistance rated value | 4 000 V |
| shock resistance according to IEC 60068-2-27 | 11g / 15 ms |
| vibration resistance according to IEC 60068-2-6 | 10 ... 55 Hz: 0.35 mm |
| mechanical service life (switching cycles) typical | 10 000 000 |
| electrical endurance (switching cycles) at AC-15 at 230 V typical | 100 000 |
| adjustable time | 5 ... 100 s |
| relative setting accuracy relating to full-scale value | 15 % |
| recovery time | 150 ms |
| reference code according to IEC 81346-2 | K |
| relative repeat accuracy | 1 % |
| Substance Prohibitance (Date) | 07/01/2006 |
| Product Function |
| product function star-delta circuit | No |
| Control circuit/ Control |
| type of voltage of the control supply voltage | AC |
| control supply voltage 1 at AC | |
| ● at 50 Hz | 200 ... 240 V |
| ● at 60 Hz | 200 ... 240 V |
| control supply voltage frequency 1 | 50 ... 60 Hz |
| operating range factor control supply voltage rated value at AC at 50 Hz | |
| ● initial value | 0.85 |
| ● full-scale value | 1.1 |
| operating range factor control supply voltage rated value at AC at 60 Hz | |
| ● initial value | 0.85 |
| ● full-scale value | 1.1 |
| Switching Function |
| switching function | |
| ● ON-delay | Yes |
| ● ON-delay/instantaneous contact | No |
| ● passing make contact | No |
| ● passing make contact/instantaneous contact | No |
| ● OFF delay | No |
| switching function | |
| ● flashing symmetrically with interval start/instantaneous | No |
| ● flashing symmetrically with interval start | No |
| ● flashing symmetrically with pulse start/instantaneous | No |
| ● flashing symmetrically with pulse start | No |
| ● flashing asymmetrically with interval start | No |
| ● flashing asymmetrically with pulse start | No |
| switching function | |
| ● constant clock cycle with pulse start | No |
| ● constant clock cycle with interval start | No |
| switching function | |
| ● variably clocked with pulse start | No |
| ● variably clocked with interval start | No |
| switching function | |
| ● star-delta circuit with delay time | No |
| ● star-delta circuit | No |
| switching function with control signal | |
| ● additive ON-delay | No |
| ● passing break contact | No |
| ● passing break contact/instantaneous | No |
| ● OFF delay | No |
| ● OFF delay/instantaneous | No |
| ● pulse delayed | No |
| ● pulse delayed/instantaneous | No |
| ● pulse-shaping | No |
| ● pulse-shaping/instantaneous | No |
| ● additive ON-delay/instantaneous | No |
| ● ON-delay/OFF-delay | No |
| ● ON-delay/OFF-delay/instantaneous | No |
| ● passing make contact | No |
| ● passing make contact/instantaneous contact | No |
| switching function of interval relay with control signal | |
| ● retrotriggerable with deactivated control signal/instantaneous contact | No |
| ● retrotriggerable with switched-on control signal | No |
| ● retrotriggerable with switched-on control signal/instantaneous contact | No |
| ● retriggerable with deactivated control signal | No |
| design of the control terminal non-floating | No |
| Short-circuit protection |
| design of the fuse link for short-circuit protection of the auxiliary switch required | fuse gL/gG: 4 A |
| Auxiliary circuit |
| number of NC contacts | |
| ● delayed switching | 1 |
| ● instantaneous contact | 0 |
| number of NO contacts | |
| ● delayed switching | 1 |
| ● instantaneous contact | 0 |
| number of CO contacts | |
| ● delayed switching | 0 |
| ● instantaneous contact | 0 |
| operational current of auxiliary contacts at AC-15 | |
| ● maximum | 3 A |
| operational current of auxiliary contacts as NC contact at AC-15 | |
| ● at 24 V | 3 A |
| ● at 250 V | 3 A |
| operational current of auxiliary contacts as NO contact at AC-15 | |
| ● at 24 V | 3 A |
| ● at 250 V | 3 A |
| operational current of auxiliary contacts at DC-13 | |
| ● at 24 V | 1 A |
| ● at 125 V | 0.2 A |
| ● at 250 V | 0.1 A |
| Inputs/ Outputs |
| product function | |
| ● at the relay outputs switchover delayed/without delay | No |
| ● non-volatile | No |
| Electromagnetic compatibility |
| EMC immunity according to IEC 61812-1 | EN 61000-6-2 |
| conducted interference | |
| ● due to burst according to IEC 61000-4-4 | 2 kV network connection / 1 kV control connection |
| ● due to conductor-earth surge according to IEC 61000-4-5 | 2 kV |
| ● 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 | 4 kV contact discharge / 8 kV air discharge |
| Safety related data |
| protection class IP on the front according to IEC 60529 | IP20 |
| type of insulation | Basic insulation |
| category according to EN 954-1 | none |
| Connections/ Terminals |
| product component removable terminal for auxiliary and control circuit | No |
| type of electrical connection for auxiliary and control circuit | screw-type terminals |
| type of connectable conductor cross-sections | |
| ● solid | 1x (0.5 ... 4.0 mm²), 2x (0.5 ... 2.5 mm²) |
| ● finely stranded with core end processing | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²) |
| ● at AWG cables solid | 2x (20 ... 14) |
| ● at AWG cables stranded | 2x (20 ... 14) |
| connectable conductor cross-section | |
| ● solid | 0.5 ... 4 m² |
| ● finely stranded with core end processing | 0.5 ... 2.5 m² |
| AWG number as coded connectable conductor cross section | |
| ● solid | 18 ... 14 |
| ● stranded | 18 ... 14 |
| Installation/ mounting/ dimensions |
| mounting position | any |
| fastening method | clip-on |
| height | 46 mm |
| width | 33 mm |
| depth | 73 mm |
| required spacing | |
| ● with side-by-side mounting | |
| — forwards | 0 m |
| — backwards | 0 m |
| — upwards | 0 m |
| — downwards | 0 m |
| — at the side | 0 m |
| ● for grounded parts | |
| — forwards | 0 m |
| — backwards | 0 m |
| — upwards | 0 m |
| — at the side | 0 m |
| — downwards | 0 m |
| ● for live parts | |
| — forwards | 0 m |
| — backwards | 0 m |
| — upwards | 0 m |
| — downwards | 0 m |
| — at the side | 0 m |
| Ambient conditions |
| installation altitude at height above sea level maximum | 2 000 m |
| ambient temperature | |
| ● during operation | -25 ... +60 °C |
| ● during storage | -40 ... +85 °C |
| ● during transport | -40 ... +85 °C |
| relative humidity during operation | 15 ... 95 % |
| Certificates/ approvals |
Downloads and manuals |
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| Further information |
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Characteristic: Derating |
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| last modified: | 12/19/2020 |
Date
5/8/2022 | Subject to change without notice
© Copyright Siemens 2022 |
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