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Technical data
8.1 Technical data
7KT16 energy meter
Equipment Manual, 09/2020, 2514284147-04
101
Enclosure
Single-phase devices
2 U (DIN 43880)
Three-phase devices
4 U (DIN 43880)
Installation
35 mm DIN rail (EN 60715) or screwed in place
using extractable clips
Material
Polyamide RAL 7035
Degree of protection
Front IP40
Terminals IP20
Certification
EAC, CE
Devices with tariff input
Nominal voltage U
nom
100 … 240 V~
Operating voltage range
85 … 264 V~
Nominal frequency
50/60 Hz
Operating frequency range
45 … 66 Hz
Current consumption, power loss of 80 A devices 0.9 VA, 0.6 W
Current consumption, power loss of 5 A devices
0.25 VA, 0.18 W
Devices with S0 interface or digital output
Number of pulses programmable in single-phase
devices
•
1 pulse/kWh
•
10 pulses/kWh
•
100 pulses/kWh
Number of pulses programmable in three-phase
devices 80 A
•
1 pulse/kWh
•
10 pulses/kWh
•
100 pulses/kWh
•
1000 pulses/kWh
Number of pulses programmable in three-phase
devices 5 A
•
0.1 pulses/kWh
•
1 pulse/kWh
•
10 pulses/kWh
•
100 pulses/kWh
Pulse length
•
60 ms for 1000 pulses/kWh
•
100 ms for all other values
External voltage
10 V DC ... 30 V DC
Maximum current
50 mA
Devices with RS 485 interface
Speed programmable in 63 A and 80 A devices
1200 … 38400 bps
Speed programmable in 5 A devices
1200 … 115200 bps