Fluke i3000s Flex AC Current Clamp

It can be used to measure currents up to 3000 A when used in conjunction with oscilloscopes, recorders or data loggers. The flexible and lightweight measuring head allows quick and easy installation in hard to reach areas.

Fluke i3000 FLEX AC Current Probe

The i3000s Flex is an AC current clamp utilizing the Rogowski principle. It can be used to measure currents up to 3000 A when used in conjunction with oscilloscopes, recorders or data loggers. The flexible and lightweight measuring head allows quick and easy installation in hard to reach areas.

Key Features:

• Three ranges, 30 A, 300 A, 3000 A, 1, 10 or 100 mV/A output
• Ideal for current measurement on thick and hard to reach conductors without breaking the circuit
• Maximum conductor diameter 178 mm (7 in)
• CAT III 600 V safety rating
• One year warranty

Electrical Specifications:

• Current ranges:
  • 30 A
  • 300 A
  • 3000 A
  • AC rms
• Output sensitivity (AC-coupled):
  • 100 mV
  • 10 m
  • 1 mV per A
• Load impedance: 100 kΩ minimum
• Accuracy:
  • at +25°C
  • ±1% of range (45 Hz to 65 Hz)
• Linearity:
  • 10% to 100% of range
  • ±0.2% of reading
• Noise:
  • 8 mV AC rms (30 A)
  • 2 mV AC rms (300 A, 3000 A)
• Frequency range: 10 Hz to 50 kHz (-3 dB)
• Phase error:
  • < ±1° (45 Hz to 65 Hz)
  • ±10° (at 20 kHz)
• Position sensitivity:
  • with cable > 25 mm from the coupling
  • ±2% of range
• External field:
  • with cable > 200 mm from the head
  • ±1% of range
• Power supply: 2 x AA/MN 1500/LR6 Alkaline, 400 hours, low battery indicator or dedicated external power supply
• Temperature coefficient:
  • ±0.08% of reading per°C
  • Working voltage see safety standards section
  • 600 V AC rms or DC

General Specifications:

• Head circumference: 610 mm (24in)
• Head cable diameter: 14.3 mm (0.56in)
• Head bend radius: 38.1 mm (1.5in)
• Cable length (head to electronics): 2 m (6.56 ft)
• Output connection: 0.5 m cable terminated with safety BNC connector. Supplied with 4mm safety plug adapter
• Operating temperature range:
  • -20°C to +90°C (-4°F to 190°F) (head)
  • -20°C to +85°C (-4°F to 185°F) (electronics)
• Strong temperature range:
  • -40°C to +105°C (-40°F to 221°F) (head)
  • -20°C to +85°C (-4°F to 185°F) (electronics)
• Operating humidity:
  • 15% to 85% (non-condensing)
• Weight:
  • 180 g (0.396 lb) (head)
  • 190 g (0.419 lb) (electronics)
• Safety standards:
  • BS EN 61010-1: 2001
  • BS EN 61010-2-032: 2002
  • BS EN 61010-031: 2002
• 600 Vrms, Category III, Pollution Degree 2
• Use of the probe on uninsulated conductors is limited to 600 V AC rms or DC and frequencies below 1 kHz
• EMC standards EN 61326: 1998 +A1, A2, and A3
• Head cable length (double insulated): 610 mm or 914 mm, depending on model