Vintage USSR Electric Emergency Horn Alarm of the RVF-110 made in 1955

Description

Vintage USSR Electric
Emergency Horn Alarm
of the RVF-110 made in 1955
.
Good condition, working!
Used at a high-voltage substation and on the ships of the USSR.
Purpose howler RVF-110 DC with filter
The howler of the RVF110 series is intended for giving a sound signal in warning systems and alarm systems of a direct current.
Technical characteristics of the device of electro-acoustic signal type RVF-110
Rated voltage, V 110
kind of current constant
power, VT, not more than 4.5
Sound power, dbl, not less than 92
insulation strength, V 1500
insulation resistance
degree of protection IPX5
Weight about 1,83 kg.
Please feel free to ask any questions and request more photos.
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