■  Data read/write memory card
  ●  Copying programs and pluse times
  ●  Storing programs and pluse times
  ●  Current time storing to memory card continue to count
  ●  Memory card has a built-in rechargeable battery
■  Keypad lock
  ● Press the key after pressing the other key is invalid
  ●  Key no action within 30 seconds, automatic lock
  ●  Press the clock key 4 times to lock or unlock
■  Digital time switch with weekly program  and day cycle
■  20 groups on-off program
  ●  Can Switching preselection
  ●  Can manually to control on-off
■  38 times pulse programs
  ● Adjustable pulse duration 1s~59m59s
■  Countdown
  ● Adjustable Countdown duration 1s~99m59s
■  1 channel
■ Screw terminals
■ Preset date and time
  ●  LCD Display
  ●  Can manually set Daylight Saving Time(1 Hours)
  ●  12/24 hour format conversion
  ●  Can auto-correct time(-3 sec ≤△t≤3 sec) every day
---  AHC15A-U-xx/xxHz-xP-xxA-H  can not be setting
■  Built-in lithium battery, and travel time as usual after power failure
  ●  Fully operable without mains connection
■  Integrated operating hour counter and action times

Technical Data

Product Type AHC15A-U-220/50Hz-3P-20A AHC15A-U-220/50Hz-5P-20A AHC15A-U-220/60Hz-3P-20A AHC15A-U-220/60Hz-5P-20A AHC15A-U-110/50Hz-3P-20A AHC15A-U-110/50Hz-5P-20A AHC15A-U-110/60Hz-3P-20A AHC15A-U-110/60Hz-5P-20A AHC15A-U-12V-20A AHC15A-U-24V-20A
Times of switch setting 20 groups
pulse programs 38 times
pulse time 1s~59m59s
Count down 1s~99m59s
Operating voltage AC 220V AC 110V 12V AC&DC 24V AC&DC
Frequency 50Hz 60Hz 50Hz 60Hz  50/60Hz for AC  50/60Hz for AC
Width 2 modules
Installation type Din rail
Terminal  Quantity 3 5 3 5 3 5 3 5 5 5
Type of contact Changeover contact
Switching output Phase-independent
Method of connection terminal Screw terminals
Power reserve 3 years
Switching capacity at
250 V AC, cos φ = 1
Switching capacity at
250 V AC, cos φ = 0,6
Incandescent/halogen lamp load 230V 3200W
Energy saving lamps 200W
LED lamp < 2 W 36W
LED lamp 2–8 W 120W
LED lamp > 8 W 150W
Fluorescent lamp load (electronic ballast) 800W
Fluorescent lamp load (conventional) not corrected 1200VA
Fluorescent lamp load (conventional)
Fluorescent lamp load (conventional)
900 VA 80uF 
Time accuracy at 25 °C typical ± 2 s/day (quartz)
Consumed power 7VA
Test approval CE
Type of protection IP 20
Protection class II according to EN 60 730-1
Housing and insulation material High-temperature resistant, self-extinguishing thermoplastic
Work  temperature -10 ~ +50 °C (non-icing
Ambient humidity 3585RH