14/1/98
Page 28
Issue H
10. Technical Data
10.1 Measuring Input Circuits
Rated Data
Rated current, In 1A or 5A
Rated frequency, fn
50Hz, 60Hz
Power Consumption
Current Circuits
@ In = 1 A - 0.2 VA
@ In = 5 A - 0.1 VA
Thermal withstand
Half wave
250 x In
for 1 second
100 x In
for 10 seconds
30 x In
Continuously
4 x In
10.2 Auxiliary power supply
Supply Voltage
Vaux = 24V
in a range from 16V to 60V AC
or
in a range from 16V to 80V DC
Vaux = 110V
in a range from 50V to 270V AC
or
in a range from 70V to 360V DC
Power Consumption
Quiescent
Approx. 3W
Operating
Approx. 6W
10.3 Common data
Drop Off/Pick Up ratio
<103%
Drop Off time
30mS
Time Lag error
± 10mS
Minimum operating time
60mS
Transient over-reach
5%