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Almanac Time Switch

Almanac Time Switch

Product Details:

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Almanac Time Switch Price And Quantity

  • 1 Piece

Product Description

Almanac Based Over Voltage And Under Voltage Control Astronomical Timer 

It is a real time timer which can be used to switch electrical appliances like street lamps garden lights corridor lights neon signs etc with under voltage and over voltage protection as per time of the day The timer has built in Almanac timings fixed in Nonvolatile RAM so that the user does not have to programme the unit from time to time This Almanac time switch has added advantage over daily dial or weekly timers Timer provides two outputs to drive contactors of different ratings These outputs can be used with different combinations to achieve desired output Timer is provided with manual override facility Optional detachable external keyboard unit provided to avoid unauthorized access

Application 

  • Street Lights
  • Neon Sign Boards
  • Garden Lights
  • Factory Lights
  • Fountains
  • Water Coolers
  • Air Conditioners
  • School  College Sirens
  • Factory Sirens 
Specification 
  • Rated Supply voltage  240v
  • Rated Frequency  50Hz    5
  • Current rating  Max resistive load of 12 kw at 230 VAC
  • Battery Back  up  In  built  chargeable battery with over 10 year life
  • Output channels 
  • The timer is available with three channel
  • Channel A To switch on off street lights as per the Almanac bases yearly start
  • Channel B To switch onoff in conjunction with channel A as also to switch offon at
  • Channel C To switch onoff in conjunction with channel A
  • Offset time setting   60 minutes in 1 minute steps 
Output control 
1 nos rated for 10A at 250V AC
2 nos rated for 10A at 250V AC
3 nos rated for 10A at 250V AC
Time clock  Inbuilt Quartz crystal controlled Real time Clock with non volatile RAM random access memory
Time range  ON Time  within ALMANAC Time As per latitude  longitude
Duration  As per AlmanacAstronomical
Switching Accuracy   1sec Max
Recovery Time  100m sec min
Ambient temp  55 C Max 
Humidity  Max 95
Protections  The timer is provided with Protection to avoid any mishandling
It has uv170v ov 260v  overload 50A cutoff output facility
Electrical connections  Screw type terminals
External controls And display parameter 
External control
An 8  segment LED display panel with membrane key pad
As follows 
An increment key to increase the selected parameters
A decrement key to decrease the selected parameter
A set key
Parameter acceptance key
Display 4 digit seven segment display shows time date month year onoff time voltages  current of the respective phase

Front panel 

a Manual override facility without interruption of power supply to the timer

An 8 segment LED for continuous display of the current real time of the RTC in Hrs  min on 24 hr

 

Additional protections 
  • EPROM based programming  up to 5 years 
  • Dust proof rugged  strong cabinet to prevent dust penetration
  • RFIEMI protection  provided
  • Isolation between input  output to avoid erratic switching
  • Special body design to prevent external tempering
  • Dimensions Maximum  Height x length x width  150mm x 250mm x 100mm
Enter Buying Requirement Details
Email Id
Mobile number


No. 114, Swapnapoorti, Jerbai Wadia Road, Parel,Mumbai - 400012, Maharashtra, India
Phone :08045802130
Fax :91-22-24156014
Mr. Sanjay S. Kulkarni (Partner)
Mobile :08045802130