Siemens Auto contactor INSTA 0/1 40A 4P 230VAC 3 Modules 5TT58406
SIE 5TT58406
4001869351568
The Siemens INSTA 5TT58406 0/1-automatic contactor is a DIN rail modular with a 230V AC coil and 4 NO contacts of 40A: ideal for controlling loads and lines in panels, it occupies 3 modules and is perfect for simple automation.
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40A 4 poles 4 NO contacts: reliable control of lines and loads
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230V AC coil for standard operation in residential/commercial panels
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0/1-automatic function: practical manual/automatic management in panels
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DIN rail installation, 3-module format
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Suitable for use in AC 230/400V (operating voltage AC)
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Compact dimensions: 90×54×71 mm (installation depth 64 mm).
€79.86
Items Available: 46
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Siemens INSTA 5TT58406 Contactor: modular control for electrical panels
The Siemens INSTA 5TT58406 is a modular contactor designed for DIN rail installation in electrical panels, where a robust device is needed to control loads in a repeatable and safe manner. It is particularly suitable for clean control and automation applications in advanced residential and tertiary environments: management of lights, socket lines, ventilation, resistances, pumps, scheduled loads or logic with timers, relays, home automation, and centralized controls.
The advantage of the modular contactor is the ease of integration into the panel: tidy wiring, simplified maintenance, and standardization on DIN components.
4 poles and 4 NO contacts: ideal for three-phase + neutral lines or multiple circuits
The 4P configuration with 4 NO (normally open) contacts allows simultaneous control of multiple conductors or circuits. It is a typical choice when managing a three-phase line with neutral or when switching multiple lines in parallel while maintaining the same control logic. The 40A capacity makes it suitable for significant loads (always respecting the correct upstream protection and panel sizing).
230V AC coil: standard control and system compatibility
The contactor uses a 230V AC control coil, a very common solution in building panels: it allows the device to be driven with thermostats, switches, timers, twilight switches, light PLCs, or home automation systems, without the need for transformers. The operating voltage is in AC, with typical use on 230/400V networks.
0/1-automatic selector: immediate control in the panel
The 0/1-automatic function is a practical plus: it allows quick switching from automatic management (driven by the coil) to manual override, useful during testing, maintenance, or situations where it is necessary to activate/deactivate the load without intervening on the control circuit. It is an appreciated feature in systems where service continuity and quick intervention are important.
3-module format: compact and tidy on DIN rail
With a 3-module footprint, the 5TT58406 is a balanced choice between capacity and size, ideal for panels where space is valuable. The dimensions 90×54×71 mm and the 64 mm recess depth help to immediately assess compatibility and arrangement in the panel, especially in the presence of ducts and already dense wiring.
| BASIC INFORMATION | |
|---|---|
| Product name | Insta Contactors (for installation) |
| Product execution | 4 NO contacts |
| Type of operating voltage | AC |
| Type of actuation voltage | AC |
| ELECTRICAL DATA | |
| Nominal operating voltage | 440 V (min. / max.) |
| Nominal operating current (AC) | 40 A |
| Breaking capacity (incandescent lamps) | 4,000 W |
| Power dissipation per pole | 4 W (in warm operation) |
| CONTROL SUPPLY | |
| Control supply voltage | 230 V |
| Max control voltage | 230 V |
| CONTACTS AND FUNCTIONALITY | |
| Number of NO contacts | 4 |
| Number of NC contacts | 0 |
| Manual control slider | Yes |
| Additional devices mountable flush | Yes |
| PROTECTION | |
| IP protection degree | IP20 |
| DIMENSIONS AND WEIGHT | |
| Height | 90 mm |
| Width | 54 mm |
| Depth | 71 mm |
| Recess depth | 0 mm |
| Number of modular units | 3 |
| Net weight | 399 g |
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Data sheet
- Type: Contactors
- Voltage: 230VAC
- Modules: 3
- Poles: 4P
- Amps: 40A
