OUTDOOR LIGHTNING
MODEL 7770-SSS WITH SUPPORT S 476-71
Photoelectric control made especially for outdoor lightning (roads, bridges, etc...)
- Light is turned on at the end of the day, as soon as the lightning level drops to 11 lux; they're turned off by morning, as 33 lux., no matter the time of day, the season of the year or the state of the weather;
- During the night the relay is powerless and the the connection is guaranteed by normally closed contact. In case of malfunctioning the lightning stays on;
- Life expectance of an average of 13 years - more than 8.000 maneuvers;
- Photoelectric sensor of cadmium sulphite, insensitive to quick variations of natural light (lightning thunders for example), or artificial light;
- Equipped with surge protection low tension devices - 2.5KV/5KA;
- Outside case moulded in synthetic stagnant material with isolation for 5KV;
- According to standards EEI-148, NEMA e CSA.
TECHNICAL DATA
- Power Supply: 200/300V, 50/60Hz, c.a. (Un=240V)
- Direct command for: incandescent lamp up to 1.000W, fluorescent lamp, V.M. and sodium A.P. up to 1.800VA
- Lightning levels: ON 11 lux, OFF 33 lux
- Approximate consumption: 1W
Attending that the two devices, photoelectric sensor and support, are independent, the first one can be replaced quickly, without removing the support.