Specifications

7. M550 SPECIFICATIONS
INPUT
Rated Un Direct connected voltages between 57.8
and 600 v. Standard voltages offered :-
63.5/110 V, 69.3 / 120 V, 120 / 208 V,
220/380 V, 230 / 400 V, 240 / 415 V,
277 / 480 V, for 3 ph 4 w
110 V, 120 V, 380 V, 400 V, 415 V, 440V,
480 V, 3 ph 3 w
Range 2-120% Un
Burden 0.5VA per phase
Overload 1.5 x Un continuous
4 x Un for 1 second
Rated In 1 or 5 amp
Range 0-120%
Burden 0.5VA per phase
Overload 4 x In continuous
50 x In for 1 second
Frequency 50 / 60 Hz nominal range
45/65Hz
SYSTEMS M550-CT1 Single phase
M550-CT1-3 Single phase 3 wire
M550-CT4 3 phase 3 wire unbalanced load
M550-CT9 3 phase 4 wire unbalanced load
ACCURACY
51
Specified@ 23 °C 10%-Un 10%-In
Volt Class 0.2% to IEC 688
Amps Class 0.2% to IEC 688
Frequency Class 0.1Hz to IEC 688
Power Factor Class 1.0% to IEC 688
Active Power Class 0.2% to IEC 688
Reactive Power Class 0.2% to IEC 688
Apparent Power Class 0.2% to IEC 688
Active Energy 1% of reading IEC 1036
Reactive Energy 1% of reading IEC 1036
M550MAN.PM5 01/08/101, 12:4851