About Street Light Timer
Street Light Timer
Navago Twilight Switch is designed for automatic control of outdoor luminaries like street lamps, campus lightings, yard lightings, compound lightings, etc. Switching is based on ambient light level.
Features:
The judgement of the Twilight Switch is based on an infrared sensor. The field of view of the sensor is such that the ground lights like automobile and torch light do not affect it. The light of the lamp post on which the sensor is fitted will not reach it because of its field of view.
Specifications and Features:
- The unit confirms to IP 54 standards for outdoor use.
- Automatic switching ON at dusk.
- Switching OFF at dawn or adjustable (4 to 8 hrs after switching ON).
- Immunity to dust, bird sittings and cloud cover.
- No seasonal resetting.
Electrical Specification:
- Operating Voltage: 230 V Ac
- Maximum Load: 1 Kw and 3 Kw
- Luminance for switching ON: <30 Lux with time delay 0f 30 secs
- Luminance for switching OFF: >30 Lux with time delay of 30 secs
Operating Procedure:
The lights connected to the Twilight Switch is turned ON when the natural light falls below 30 lux. The lights are switched OFF in the morning when the light level falls above 30 lux or the switched can be programmed o switch OFF after certain duration of time (either 1 to 5 Hrs or 2 to 8 Hrs). Override option for the lights to remain continuously ON or continuously OFF is also provided.
Advantages:
- Eliminates the need of human operation for lamp switching
- Option for switching OFF the lights after a certain duration of time
- Saves energy by the way of avoiding wastages associated with manual switching
- Introduces element of objectivity.
Advanced Programmable ControlManage outdoor lighting schedules efficiently with 24 hour/7 day programmable switching. The digital LCD display simplifies setup and monitoring, allowing precise ON/OFF control for daily and weekly routines. The timers minimum switching interval of one minute ensures flexible scheduling to suit various outdoor automation needs.
Reliable Outdoor OperationBuilt from durable polycarbonate, this timer is equipped with IP20 protection, insulating against dust and contact. Rated for temperatures between -10C and 55C, it remains operational in diverse climates. The NI-MH battery backup guarantees uninterrupted operation for up to 150 hours during power outages, further enhancing reliability.
Effortless Installation and MaintenanceThe screw terminal block connection and wall mounting design enable straightforward installation, while the automatic circuit and electronic switching minimize maintenance. Its singular module and matte finish offer a sleek look suitable for public outdoor environments, combining both functionality and aesthetic value.
FAQs of Street Light Timer:
Q: How do I program the Street Light Timer for different daily or weekly schedules?
A: You can set daily and weekly ON/OFF times using the digital LCD interface. The programmable control allows a minimum switching interval of one minute, making it easy to tailor lighting schedules according to specific requirements.
Q: What benefits does the NI-MH rechargeable backup battery provide?
A: The integrated NI-MH battery supplies up to 150 hours of backup during power outages. This ensures that your street lighting system remains automated and uninterrupted even if the main power source fails temporarily.
Q: Where can the timer be installed for optimal performance?
A: This timer is ideal for street lighting and general outdoor automation. It is designed for wall mounting and comes equipped with IP20 protection, making it suitable for well-sheltered outdoor or semi-open environments.
Q: What process is involved in connecting the timer to the circuit?
A: Installation involves attaching the device to a wall and making secure connections using the screw terminal block. The timer is compatible with single-phase circuits and rated up to 250V AC and 16A.
Q: What is the accuracy and reliability of this timer for automation applications?
A: With a timer accuracy of 1 second per day and mechanical life over one million operations, this timer provides dependable, long-term performance. Its electronic switching further enhances reliability for continuous use.
Q: What advantages does the polycarbonate housing offer for outdoor use?
A: Polycarbonate housing provides excellent durability and resistance to environmental stress. Combined with dust protection (IP20), it safeguards internal components and ensures safe, reliable operation in outdoor environments.