| Contactor size 8, 2-pole DC-4, Rated operating current 220 A Auxiliary switch 22 (2 NO + 2 NC) Direct current operation G drive with integrated varistor 24 V DC |
| Product designation | Contactor |
| Product type designation | 3TC |
| General technical data |
| Size of contactor | 8 |
| Product extension | |
| ● function module for communication | No |
| ● Auxiliary switch | No |
| Insulation voltage rated value | 1 000 V |
| maximum permissible voltage for safe isolation between coil and main contacts acc. to EN 60947-1 | 660 V |
| |
| ● Protection class IP | IP00 |
| ● protection class IP on the front | IP00 |
| ● Protection class IP of the terminal | IP00 |
| Shock resistance at rectangular impulse | |
| ● at DC | 12g / 5 ms, 5,5g / 10 ms |
| Mechanical service life (switching cycles) | |
| ● of contactor typical | 10 000 000 |
| ● of the contactor with added auxiliary switch block typical | 10 000 000 |
| Reference code acc. to DIN EN 81346-2 | Q |
| Ambient conditions |
| Ambient temperature | |
| ● during operation | -25 ... +55 °C |
| ● during storage | -50 ... +80 °C |
| Main circuit |
| number of poles | 2 |
| Number of poles for main current circuit | 2 |
| Number of NO contacts for main contacts | 2 |
| Number of NC contacts for main contacts | 0 |
| type of voltage | DC |
| Operating current | |
| ● with 2 current paths in series at DC-1 | |
| — at 24 V rated value | 220 A |
| — at 110 V rated value | 220 A |
| — at 220 V rated value | 220 A |
| — at 440 V rated value | 220 A |
| — at 600 V rated value | 220 A |
| Operating current | |
| ● at DC-3 at DC-5 | |
| — at 220 V rated value | 220 A |
| — at 440 V rated value | 220 A |
| — at 600 V rated value | 220 A |
| — at 750 V rated value | 170 A |
| ● with 2 current paths in series at DC-3 at DC-5 | |
| — at 24 V rated value | 220 A |
| — at 110 V rated value | 220 A |
| — at 220 V rated value | 220 A |
| — at 440 V rated value | 220 A |
| — at 600 V rated value | 220 A |
| Operating power | |
| ● at DC-1 | |
| — at 110 V rated value | 24 kW |
| — at 220 V rated value | 48 kW |
| — at 440 V rated value | 97 kW |
| — at 750 V rated value | 165 kW |
| ● at DC-3 at DC-5 | |
| — at 110 V rated value | 20 kW |
| — at 220 V rated value | 41 kW |
| — at 440 V rated value | 82 kW |
| — at 600 V rated value | 110 kW |
| — at 750 V rated value | 110 kW |
| Operating frequency | |
| ● at DC-1 maximum | 1 000 1/h |
| ● at DC-3 maximum | 600 1/h |
| ● at DC-5 maximum | 600 1/h |
| Control circuit/ Control |
| Type of voltage of the control supply voltage | DC |
| Control supply voltage at DC | |
| ● rated value | 24 V |
| Design of the surge suppressor | with varistor |
| Closing power of magnet coil at DC | 30 W |
| Holding power of magnet coil at DC | 30 W |
| Closing delay at DC | 120 ... 400 ms |
| Opening delay at DC | 22 ... 35 ms |
| Arcing time | 20 ... 30 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 |
| Number of CO contacts | |
| ● for auxiliary contacts | 0 |
| Identification number and letter for switching elements | 22 |
| Operating current at AC-12 maximum | 10 A |
| Operating current at AC-15 | |
| ● at 230 V rated value | 5.6 A |
| ● at 400 V rated value | 3.6 A |
| ● at 500 V rated value | 2.5 A |
| Operating current at DC-12 | |
| ● at 24 V rated value | 10 A |
| ● at 48 V rated value | 10 A |
| ● at 60 V rated value | 10 A |
| ● at 110 V rated value | 8 A |
| ● at 125 V rated value | 6 A |
| ● at 220 V rated value | 2 A |
| ● at 600 V rated value | 0.4 A |
| Operating current at DC-13 | |
| ● at 24 V rated value | 10 A |
| ● at 48 V rated value | 5 A |
| ● at 60 V rated value | 5 A |
| ● at 110 V rated value | 2.4 A |
| ● at 125 V rated value | 2.1 A |
| ● at 220 V rated value | 1.1 A |
| ● at 600 V rated value | 0.21 A |
| contact reliability of auxiliary contacts | one incorrect switching operation of 100 million switching operations (17 V, 5 mA) |
| UL/CSA ratings |
| Contact rating of auxiliary contacts according to UL | A600 / P600 |
| Short-circuit protection |
| Design of the fuse link | |
| ● for short-circuit protection of the main circuit | |
| — with type of coordination 1 required | gG: 250 A (690 V, 100 kA) |
| — with type of assignment 2 required | gG: 80 A (690 V, 100 kA) |
| ● for short-circuit protection of the auxiliary switch required | gG: 16 A (500 V, 1 kA) |
| Installation/ mounting/ dimensions |
| mounting position | +/-22,5° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface; standing, on horizontal mounting surface |
| Mounting type | screw fixing |
| ● Side-by-side mounting | Yes |
| Height | 240 mm |
| Width | 180 mm |
| Depth | 236 mm |
| Required spacing | |
| ● with side-by-side mounting | |
| — forwards | 20 mm |
| — Backwards | 0 mm |
| — upwards | 10 mm |
| — downwards | 10 mm |
| — at the side | 10 mm |
| ● for grounded parts | |
| — forwards | 70 mm |
| — Backwards | 0 mm |
| — upwards | 10 mm |
| — at the side | 10 mm |
| — downwards | 10 mm |
| ● for live parts | |
| — forwards | 70 mm |
| — Backwards | 0 mm |
| — upwards | 10 mm |
| — downwards | 10 mm |
| — at the side | 10 mm |
| Connections/ Terminals |
| |
| ● type of electrical connection | screw-type terminals |
| ● Type of electrical connection for main current circuit | screw-type terminals |
| ● Type of electrical connection for auxiliary and control current circuit | screw-type terminals |
| Type of connectable conductor cross-sections | |
| ● for auxiliary contacts | |
| — single or multi-stranded | 2x (1 ... 2,5 mm²) |
| — finely stranded with core end processing | 2x (0.75 ... 2.5 mm²) |
| Safety related data |
| Protection against electrical shock | finger-safe only with terminal cover |
| Certificates/ approvals |
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| Further information |
Information- and Downloadcenter (Catalogs, Brochures,…) |
Industry Mall (Online ordering system) |
Cax online generator |
Service&Support (Manuals, Certificates, Characteristics, FAQs,...) |
Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...) |
Characteristic: Tripping characteristics, I²t, Let-through current |
Further characteristics (e.g. electrical endurance, switching frequency) |
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| last modified: | 08/13/2020 |