| Intrinsic error | Refers to the reference conditions and is guaranteed for two years |
| Recalibration interval | 2 years recommended |
| Quality system | Developed, designed, and manufactured according to DIN ISO 9001 |
| Reference conditions: | 23 °C ± 2 K; 74 °F ± 2 K , Vm=230 V ± 10%, 50 Hz ± 0.1 Hz or 60 Hz ± 0.1 Hz |
| Phase sequence: L1, L2, L3 |
| Interval length: 10 minutes |
| Wye connection: (L1, L2, L3 to N) |
| Power supply: 88 V ... 265 V AC |
| Working temp. range | -10 °C to 55°C; 14 °F to 131°F |
| Operating temp. range | 0 °C to 35°C; 32 °F to 95°F |
| Storage temp. range | -20 °C to 60°C; -4 °F to 140°F |
| Reference temp. range | 23 °C ± 2 K; 74 °F ± 2 K |
| Relative humidity | Class C2 acc. IEC 60654-1 |
| Protection type | IP65 as per EN 60529 |
| Safety | IEC/EN 61010-1 600 V CAT III, 300 V CAT IV, pollution degree 2, double insulation |
| Type test voltage | 5.2 kV rms, 50 Hz / 60 Hz, 5 s |
| EMC | Emission: IEC/EN 61326-1, EN55022 Immunity: IEC/EN 61326-1 |
| Input voltage: | Input range VI P-N: max 480 V AC |
| Input range VI P-P: max 830 V AC |
| Max. overload voltage: 1.2 VI |
| Input range selection: By job programming |
| Connections: P-P or P-N, 1- or 3-phase |
| Nominal voltage VN: <= 999 kV with PTs and ratio |
| Input resistance: App. 820 kΩ per chan. Lx-N Single phase (L1 or A, L2 or B, L3 or C connected): app. 300 kΩ |
| Intrinsic uncenrtainty: 0.1 % of VI |
| Voltage transformer: Ratio: <999 kV / VI |
| Ration selection: By job programming |
| Current input with Flexi Set: | Input ranges II L1 or A, L2 or B, L3 or C, N: 15 A / 150 A / 1500 A / 3000 A ac |
| Measuring range: 0.75 A … 3000 A ac |
| Intrinsic uncertainty: < 2 % of II |
| Position influence: Max. ± 2 % of measured value – for distance conductor to meas. head > 30 mm |
| Stray field influence: < ± 2 A ac for Iext=500 A ac and distance to measuring head > 200 mm |
| Temperature coefficient: < 0.05 % / K |
| Current transformer: Ratio <= 999 kA / II |
| Ratio selection: By job programming |
| Connection: 3-phase, 3-phase +N, 2 phase L1 or A and L3 or C (2 W-meter-method) 7 pole connector |
| Current input for clamp: | Input ranges II L1 or A, L2 or B, L3 or C, N: 0.5 V nominal (for II) 1.4 Vpeak |
| Intrinsic uncertainty: < 0.3 % of II |
| Max. overload: 10 V ac |
| Current transformer: Ratio Ω 999 kA / II |
| Power systems | Delta, 2-Element Delta, Wye, Single Phase, Split Single Phase |
| Logger: | |
| Power supply: | Functional Range: 88 V to 660 V absolute, 50 Hz / 60 Hz |
| Power consumption: 5 Watts |
| Ride through: 3 sec Capacitor |
| Fuse: Power supply fuse can be replaced in service facility only. Supply can be connected in parallel to measuring inputs (up to 660 V) |
| Display, indicators: | LEDs for status and voltage levels |
| Memory: | Capacity 8 MB Flash-EPROM |
| Intervals: A function > 12000 intervals for > 85 days with 10 min intervals P function > 30000 intervals for > 212 days with 10 min intervals |
| Events: > 13000 |
| Memory model: linear, circular |
| Interface | RS 232, 9600...115 000 Baud, automatic Baud rate selection, 3-wire communication |
| Dimensions | 170 mm x 125 mm x 55 mm (69in x 51in x 22in) |
| Weight | approx. 2 kg |
| Measurement: | A/D converter: 16 bit, sample rate: 10.24 kHz |
| Anti-aliasing filter: FIR-Filter, fc =4.9 kHz |
| Frequency response: Uncertainty < 1 % of Vm for 40 Hz to 2500 Hz |
| Interval length: 1, 3, 5, 10, 30 s, 1, 5, 10, 15, 60 minutes |
| Averaging time for Min/max values: ½, 1 mains period, 200 ms,1 , 3 , 5 s |
| Time base: Resolution: 10 ms (at 50 Hz), deviation: 2s/day at 23 °C; 74 °F ± 2 K |
