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Connection: via transformer
Multifunctional Version: Optional (U, I, P, Q, S, PF, f, THD, IN (M1) / reactive energy (M2) / U, I, P, Q, S, PF, f, THD, IN THD, IN, reactive energy (M3))
Load Profile: Optional (Z1) / certified load profile per PTB-A 50.7 (Z2)
Approval: MID (conformity assessment procedure, modules B and D)
Accuracy Class: B (industrial, commercial, and high-demand household use)
Voltage:
Reference Voltage (Un AC):
U3: 100 … 110 V L–L
U6: 400 V L–L
Allowable Deviation: -20% … +15%
Current:
Iref: 1 A
Starting Current: 2 mA
Imin: 0.01 A
Imax: 6 A
Frequency Range:
Nominal Frequency: 50 Hz
Cutoff Frequency: 45 – 65 Hz
Accuracy:
Active Energy: Class B (EN 50470-3)
Reactive Energy: Class 2 (EN 62053-23)
Sampling Rate: Continuous, 32 per period
Power Consumption and Supply:
Single-phase: < 2 W (at nominal voltage)
3-phase: < 2 W (at nominal voltage, 45 – 65 Hz)
Temperature:
Operating Temperature: -25 ... +55 °C
Storage Temperature: -25 ... +70 °C
Electrical Safety:
Pollution Degree: 2
Protection Class: II
Housing (W × H × D): approx. 72 × ≤ 90 × ≤ 70 mm (4 standard width units)
Housing Material: Lexan polycarbonate (UL94 V0)
Weight: < 0.3 kg
Display: LCD (approx. 28 × 42 mm)
Characters: 7-segment (0 to 99,999,999 digits)
Main Display: 8-place (height 5.6 mm)
Auxiliary Displays: 2 × 8-place (height 5 mm)
Refresh Rate: approx. 6 times/second
Wireless Transmission (W8):
Interface: LPWAN (LoRaWAN® protocol)
Frequency Range: 868 MHz ISM
Channel Bandwidth: 125 kHz
Transmission Intensity: 14 dBm (max. antenna gain 2 dBi)
