EEM-EM325 - Measuring instrument

2908576

3-phase energy meter for active power measurement with current transformer measurement 1 A/5 A in grids of up to 500 V, with S0 output, with digital input and MBUS interface, certified in accordance with the MID directive.

Product type Energy meter
Insulation characteristics
Protection class II (EN 50470-1)
Insulation characteristics
Pollution degree 2

Electric strength 6 kV
4 kV (EN 50470-3, 7.2)
Supply
Supply voltage range Supply from the measuring circuit

Measurement
Input voltage range 3x 184 V ... 288 V (320 V ... 500 V)
Input current range up to transformer ratio 10000
Power consumption 7.5 VA (0.5 W)
Frequency range 45 Hz ... 65 Hz
Start current Ist 0.002 A
Minimal current Imin 0.01 A
Maximum current Imax 6 A
Transient current Itr 0.05 A
Nominal current Iref 1 A
Secondary rated current Isn 1 A
5 A
Current transformer ratio 1 ... 10000 (max. 10000/1 or 50000/5)
Current transformer load 1.5 mΩ
Energy (EN 50470-3) Class B
Real energy (IEC 62053-21) Class 1
Reactive power (IEC 62053-23) Class 2
Digital
Description of the input Active opto-isolated
Input voltage range 80 V AC/DC ... 276 V AC/DC

S0 output
Output description Passive opto-isolated
Maximum switching voltage 27 V DC
Max. switching current 27 mA
Pulse time 50 ms ±2 ms
Pause time 30 ms ±2 ms
Pulse LED 10000 imp/kWh
Meter constant 100 imp/kWh, kVAh, kvarh
1000 imp/kWh, kVAh, kvarh (CT 1 ... 4)
200 imp/kWh, kVAh, kvarh (CT 5 ... 24)
40 imp/kWh, kVAh, kvarh (CT 25 ... 124)
8 imp/kWh, kVAh, kvarh (CT 125 ... 624)
1 imp/kWh, kVAh, kvarh (CT 625 ... 3124)
0.1 imp/kWh, kVAh, kvarh (CT 3125 ... 10000)

Measurement connection
Connection method Screw connection
Conductor cross section rigid 1.5 mm² ... 6 mm²
Conductor cross section flexible 1.5 mm² ... 6 mm²
Conductor cross section AWG 16 ... 10 (rigid/flexible)
Tightening torque 1.5 Nm
Other connections
Connection method Screw connection
Conductor cross section rigid 0.14 mm² ... 1.5 mm²
Conductor cross section flexible 0.14 mm² ... 1.5 mm²
Conductor cross section AWG 26 ... 16 (rigid/flexible)
Tightening torque 0.5 Nm