GPS/ГЛОНАСС EQUIPMENT AND TECHNOLOGIES
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CH-77Л light signaling unit

CH-77Л light signaling unit (Л77 analogue)

The CH-77Л light signaling unit, together with the ALS locomotives, provides periodic checks on the driver’s vigilance when the signal lamp lights up before the whistle blowing signal. The burning time of the signal lamp to the whistle signal of the EPA is from 3 to 6 seconds.

Specifications of the SN-77L device

·      Supply voltage (constant)from 35 to 60 V
·      Power consumption, no more10 V
·      Ambient temperature– 40ºС … +55ºС
·      Frequency of flashing lampsfrom 1.5 to 4 Hz
·      Overall dimensions of the block, no more  195х145х107 mm
·      Burning time of the signal lamp to the signal whistle of EPAfrom 3 to 6 sec.
·      Weight of the device, not more than (kg)                 2,5 kg.