The Dimming Photocell for outside light JL-251/252/253 series is applicable to control any independent LED home/street lighting automatically in accordance with the ambient natural lighting level.
This type of Dimming Photocell is designed with microprocessor circuits with IR-filtered silicone sensor, a heavy duty surge arrester (MOV) is provided to protect the lamp from inrush current as well as impulse by lightening.
Further, a preset 10 seconds time-delay prevents excessive operation due to spotlight or lightning during the night time.
A heavy duty relay supports the work life of over 3650 cycles, and offers extra long work life when an optional metal Armor is applied together.
This Dimming Nema Photocell provides twist lock terminals and signal contacts meeting the requirements of ANSI C136.41-2013, as well as being listed by UL under the Standard for Plug-In, Locking Type Nema Photocontrols for Use with Area Lighting ANSI/UL773.