173113 Flush Mounting Astronomical Timer

Digital Astronomical Timer 230V – Flush Mount Fitting

Make: Hugo Muller

Country of Origin: Germany


Download Catalogue – 173113 Series

Download Manual – 173113 Series

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  • Overview
    • Time Switch Digital Astro
    • Flush Mounted Fitting
    • 1 Channel
    • Daily & Weekly Program
    • 56 Memory Locations
    • 10 years battery-reserve
    • Minimum interval 1 min
    • Switching Capacity 10 A
    • Manual permanent mode
    • Manual override
    • Automatic sorting of switching times on readout
    • Security by PIN-Code
    • Text based menu
    • Illuminated Display


  • Technical Data
Supply voltages 230 V, 50-60 Hz
Power consumption (real power) 0,2–1,0 W (depending on the switching status)
Channel (potential-free) Change-over
Contact material AgSnO2
Switching capacity
resistive load:
inductive load:
10 A / 250 V~ at cosφ=1
10 A at cosφ=0,6
Min. switching power 1.000 mW (10 V / 10 mA)
Max. starting current 50 A
Filament Lamp, Halogen Lamp 2.000 W
Fluorescent Lamp uncompensated 1.000 VA
Fluorescent Lamp series compensated 1.000 VA
Fluorescent Lamp parallel compensated 550 VA
LED (230 V~) / CFL 200 W
Switching functions
Offset Astro switching time +/-90min.
Memory locations 56
Minimum interval 1 Min.
Time base Quartz
Quartz accuracy
(at 20°C)
≤±0,5 Sec./day (Quartz accuracy optimized for typical ambient conditions)
Power back-up (at 20°C) approx. 10 years
(depends on the Lithium-battery life)
Program security unlimited
Display illuminated LCD
Permitted ambient temperature –30°…+55°C
Housing self-extinguishing thermoplastic
cover frame
adapter frame
cover plate
Polarwhite (similiar to RAL 9010)
Mounting Flush-mounting
Type of connection Screw terminals (pull-up type)
Type of protection IP 20 to DIN EN 60529
Class of protection II when installed according to regulations
Mode of operation
(DIN EN 60730-1)
(DIN EN 60730-2-7)
Degree of contamination
(DIN EN 60730-1)
Rated surge voltage
(DIN EN 60730-1)
4 kV
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