Technical data
Technical data
Measuring input
Nominal voltage (3-phase) including
tolerance
208 - 480 V
Nominal voltage (1-phase) including
tolerance
100 - 240 V
Self-consumption 30 mA
Nominal frequency
Tolerance
50 - 60 Hz
47 - 63 Hz
Maximum current, I
max
5000 A
Short-time overload
(EN IEC 62053-21, EN IEC 62053-23)
3x I
max
/ 20 s
Self-consumption (max. current) max. 5 W
Current distortion factor in acc. with EN IEC 62053-21
Power factor
Operating range
(EN IEC 62053-21, EN IEC 62053-23)
active cosφ 0.5 ind - 0.8 cap,
reactive sinφ 0.5 ind - 0.5 cap
Current transformer (kCT) 1 - 5000
e.g. CT 800/333mV
Do not use Rogowski coils for meas-
urement purposes!
Energy
Active energy accuracy
(EN IEC 62053-21) / Class B (EN IEC
50470-3)
Class 1
Reactive energy accuracy
(EN IEC 62053-23)
Class 2
Response time after switch-on
(EN IEC 62053-21, EN IEC 62053-23)
< 5 s
Output
RS485 communication
Electrically isolated from input and auxiliary voltage
Standard RS485 - 3 conductors
Transmission Serial, asynchronous
Protocol Modbus RTU
Addresses 1 - 255
Number of bits 8
Stop bit 1
Parity bit None - even - odd
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