For measuring load current, voltage output sensor
500 A AC

Hioki current sensors are best-in-class devices for use with power meters and PQAs. The 9661 is a 500 A AC clamp sensor with voltage output for measuring load current.


Key Features

  • For inverter devices or commercial power lines
  • Measure up to 500 A

Model No. (Order Code)

9661 For the PW3360/65, 3169, PW3198 and similar products
Note: Supports power quality analyzers, power meters and other data acquisition equipment with voltage input.

Basic specifications

Accuracy guaranteed: 1 year
Rated measurement current 500 A AC
Max. measurement current Continuous 550 A (45 to 66 Hz)
Output rate 1 mV AC/ A
Amplitude accuracy
(45 to 66 Hz)
±0.3% rdg. ±0.01% f.s.
Phase accuracy ±0.5° (45 Hz to 5 kHz)
Amplitude frequency characteristics Within ±1% at 40 Hz - 5 kHz (deviation from amplitude accuracy)
Max. rated voltage to earth 600 V AC rms or less
Measurable conductor diameter φ 46 mm (1.81 in) or less
Operating temperature and humidity 0°C to 50°C (32°F to 122°F), 80% RH or less (no condensation)
Dustproofness and waterproofness N/A
Dimensions and mass 78 mm (3.07 in)W × 152 mm (5.98 in)H × 42 mm (1.65 in)D, 380 g (13.4 oz)
Cord length 3 m (9.84 ft), Output terminal: BNC

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