Technical Data
Voltage Supply
Aux. Voltage:
24V - 270 V DC/48 - 230 V AC (-20/+10%)
Buffer time in case of supply failure:
>= 50 ms at minimal aux. voltage
communication is permitted to be interrupted
Max. permissible making current:
18 A peak value for
<
0.25 ms
12 A peak value for
<
1 ms
The voltage supply must be protected by a fuse of:
•
2,5 A time-lag miniature fuse 5x20 mm (approx. 1/5” x 0.8”) according to IEC 60127
•
3,5 A time-lag miniature fuse 6,3x32 mm (approx. 1/4” x 1 1/4”) according to UL 248-14
Power Consumption
Power supply range:
Power consumption
in idle mode
Max. power consumption
19-300 V DC:
3.9 W
8.5 W
40-250 V AC
(for frequencies of 40-70 Hz):
3.9 VA
8.5 VA
Real time clock
Running reserve of the real time clock: 1 year min.
Display
Display type:
LCD with LED background illumination
Resolution graphics display:
128 x 64 pixel
LED-Type:
Two colored: red/green
Number of LEDs, Housing B1:
8
EN MRU4 10/09
Page 311
Содержание HighPROTEC MRU4
Страница 1: ...MRU4 HighPROTEC Voltage Frequency Protection Device Manual DOK HB MRU4E...
Страница 3: ...Order Code EN MRU4 10 09 Page 3...
Страница 43: ...Navigation Operation Navigation Operation EN MRU4 10 09 Page 43 1 2 3 5 7 6 8 9...
Страница 307: ...Service Service General Within this menu you can initiate a reboot of the device EN MRU4 10 09 Page 307...