Fluke 1777 Three-Phase Power Quality Analyzers

Voltage Inputs:

• Number of Inputs: 4 inputs, 3 phases and neutral referenced to PE (5 connectors)
• Measurement Category: 1000 V CAT III / 600 V CAT IV
• Maximum Input Voltage: 1000 V rms / 1000 V dc (1700 Vpk)
• Nominal Voltage Range:
• Wye and Single Phase: Variable (50 V – 1000 V)
• Delta: Variable (100 V – 1000 V)
• IEC 61000-4-30 Class A Compliance for Nominal Voltages (Vdin): 100 V – 690 V
• Input Impedance: 10 MΩ between P-P and P-N, 5 MΩ between P-PE and N-PE
• Bandwidth: DC to 30 kHz for PQ measurements, excluding transients
• Resolution: 24-bit synchronous sampling
• Sampling Frequency: 80 kS/s at 50/60 Hz
• Scaling: 1:1, variable for use of potential transformers

Voltage Transients:

• Measurement Range: ±8 kV
• Sampling Rate:
• Model 1775: 1 MS/s
• Model 1777: 1 MS/s, 20 MS/s
• Bandwidth: DC to 1 MHz
• Trigger: Adjustable trigger level. Triggers on high-frequency components > 1.5 kHz
• Resolution: 14-bit synchronous sampling

Current Inputs:

• Number of Inputs: 4 inputs, 3 phases and neutral, range selected automatically to attached sensor
• Range:
• AC:
• 1 A to 1500 A with i17XX-FLEX1500
• 3 A to 3000 A with i17XX-FLEX3000
• 6 A to 6000 A with i17XX-FLEX6000
• 40 mA to 40 A with clamp i40s-EL
• 4 A to 400 A with clamp i400s-EL
• DC: 20 A to 2000 A with 80i-2010-EL clamp
• Bandwidth: DC to 30 kHz
• Resolution: 24-bit synchronous sampling
• Sampling Frequency: 80 kS/s at 50/60 Hz
• Scaling: 1:1, variable
• Input Voltage:
• Clamp: 50 mV / 500 mV rms; CF 2.8
• Rogowski Coil: 15 mV / 150 mV rms at 50 Hz, 18 mV / 180 mV rms at 60 Hz; CF 4
• All at nominal probe range
• Input Impedance: 11 kΩ

Aux Inputs:

• Wired Connection with 17XX-AUX adapter
• Number of Inputs: 2
• Input Range:
• Direct: 0 V dc to ± 10 V dc
• 0 V to 1000 V dc
• Input Impedance: Direct: 2.92 MΩ
• Scale Factor: Format: mx + b (gain and offset) user configurable
• Displayed Units: User configurable (up to 8 characters, for example °C, psi, or m/s)