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All power supply units PWU80-0Х and PWU80-1Х have:

   - input voltage supply 220 VAC (+10/-15%);

   - output power 80 W;

   - input fuse - phase L – 1 А;

   - output fuse 5 A;

   - input suppression filter;

   - output galvanically insulated voltages;

   - connectors for input  voltage–dismountable for  PWU80-0Х  and non dismountable for  PWU80-1Х;

   - non-dismountable connectors for output voltage.

PWU80-01, PWU80-11
   - 24 VDC / 3 А with overvoltage protection at 32 VDC;
   - 2 х 15 VAC / 0.5 А with common point.

PWU80-04, PWU80-14
   - 24 VDC / 3 А with overvoltage protection at 32 VDC.

PWU80-16 with external battery back-up
   - disconection from power line  220 VAC at drop under 187 VAC and feeding by external 24VDC battery;
   - connection to the power line at reaching 200 V and switching off the battery;
   - an algorithm for tracking the upper/ low threshold of the battery and its switching off at 22 VDC;
   - an algorithm for charging the 24V battery;
   - LED indication for feeding from power line or battery - LINE ON and ACC ON;
   - max. voltage protection 32 VDC;
   - dry contact LINE ON / ACC ON;

   - switching between power line/ battery modes - less than 10 ms.