ASTRONOMICAL TIME SWITCH SELEKTA 174 TOP3, 2-ch

Theben Selekta 174 top3 is an astro-timer with a weekly program. Astro mode can be switched (on in the evening - off in the morning or off in the evening - on in the morning) or completely disabled. Switching rules for Europe, USA, and other countries are already stored; custom switching rules or switching based on fixed dates can be selected. Features

• 2 channels
• Astro switching function (automatic calculation of sunrise and sunset times for the entire year)
• Correction for adjusting sunrise and sunset times
• Location data can be programmed using coordinates or a city list of countries
• Fixed on/off switches can be programmed (e.g., night cuts)
• Switching time simulation (calculated astro times and programmed on/off switches)
• DuoFix spring terminals, 2-wire
• Single or multi-wire (with or without wire end caps)
• Wire diameter: 0.5 - 2.5 mm²
• Plug removal button
• Text-based user guidance on display
• Date and time pre-set
• All functions available without network connection
• Connection to OBELISK top2 memory card (PC programming)
• Second switching program from memory card
• Program copying
• Program backup
• 10-year backup power (lithium battery)
• Zero-crossing switching for relay protection and high lamp loads (not for 24 V devices)
• Calculated astro switching times
• Programmable on/off switching times
• Switch pre-selection
• Continuous operation switch on/off
• Integrated operating hour counter
• Reset capability
• Maintenance function for monitoring maintenance intervals
• Vacation program
• Display backlight (can be turned off)
• PIN coding
• Automatic summer and winter time change, can be disabled

This product description is an automated translation of the original Finnish description.