Astronomical time switch SELEKTA 172 top2
The SELEKTA 172 top2 astronomical time switch from Theben with weekly program and two external inputs is easy to program using OBELISK top2 software. The Astro function can be deactivated so that the SELEKTA can be used purely as a time switch.
Description
- Order No. 1720100
- Astronomical time switch with weekly program
- 2 channels
- 84 memory locations
- Channel 1 or channel 2 can also be used purely as time switch channel
- 2 external inputs
- Connectable sensors (external selector switch, sequence timer, staircase light function)
- Connectable switches (ON or OFF permanent switching, astronomical or special program)
- 3 special programs with yearly date function per channel
- Fixed public holidays or date ranges and public holidays dependent on Easter
- Astronomical times with other night interruption / fixed ON switching
- permanent ON or OFF switching
- Count-down timer
- Astronomical time switch function (automatic calculation of sunrise and sunset times for the whole year)
- Offset for adjusting of sunrise and sunset times
- Position data via coordinates or country/city lists can be programmed
- Fixed ON-OFF switching times can be programmed (e.g. night time interruption)
- Simulation of switching times (calculated astronomical times and programmed ON/OFF switching times)
- Reversible astronomical mode (evenings ON – mornings OFF or evenings OFF – mornings ON) or can be deactivated
- DuoFix spring terminals
- For 2 conductors each
- Wire or strand (with or without wire end sleeve)
- Wire diameter: 0.5 – 2.5 mm²
- Button for releasing plug-in connection
- Text-oriented user guidance in display
- Preset date and time
- fully operable without mains connection
- Interface for OBELISK top2 memory card (PC programming)
- 2. insertable switching program
- Copying programs
- Storing programs
- 10 year power reserve (lithium battery)
- Zero-cross switching for relay-saving switching and high lamp loads
- Calculated astronomical switching times
- Programmable ON-OFF switching times
- Switching preselection
- Permanent switching ON/OFF
- Integrated operating hour counter
- Reset option
- Service function for monitoring maintenance intervals
- Holiday program
- Display back light (can be turned off)
- PIN coding
- Automatic summer/winter time changeover
- can be deactivated
- Date rule options are already stored for Europe, the USA and other countries
- own date rule options or changeover around set dates are available
Technical data
SELEKTA 172 top2 | |
---|---|
Operating voltage | 230 – 240 V AC |
Frequency | 50 – 60 Hz |
Width | 2 modules |
Installation type | DIN rail |
Type of contact | 2 two-way changeover contacts |
Switching output | Potential-free and phase-independent |
Opening width | < 3 mm (µ) |
Program | Weekly program, Astronomical program |
Program functions | ON-OFF |
Number of channels | 2 |
External inputs | 2 |
Number of memory locations | 84 |
Power reserve | 10 years |
Switching capacity at 250 V AC, cos φ = 1 | 16 A |
Switching capacity at 250 V AC, cos φ = 0,6 | 10 A |
Incandescent/halogen lamp load 230 V | 2600 W |
Energy saving lamps 230 V | 22 x 7 W, 18 x 11 W, 16 x 15 W, 16 x 20 W, 14 x 23 W |
LED lamps | < 2 W = 30 W or 2-8 W = 100 W or > 8 W = 120 W |
Fluorescent lamp load (conventional) not corrected | 2300 VA |
Fluorescent lamp load (conventional) series-corrected | 2300 VA |
Fluorescent lamp load (conventional) parallel-corrected | 730 VA, 80 µF |
Switching capacity min. | ca.10 mA |
Shortest switching times | 1 min |
Time accuracy | typical ± 0.5 s/day (quartz) |
Time basis | Quartz |
Stand-by consumption | 0,8 W |
Memory card supplied | no |
Test approval | VDE |
Type of connection | DuoFix spring terminals |
Keyboards | 4 touch buttons |
Housing and insulation material | High-temperature resistant, self-extinguishing thermoplastic |
Type of protection | IP 20 |
Protection class | II as per EN 60 730-1 |
Ambient temperature | -30 °C … +55 °C |
Connection example