• HIOKI CT6844 / CT6845 / CT6846 AC/DC Current Sensor

HIOKI CT6844 / CT6845 / CT6846 AC/DC Current Sensor

CT6844 500 A AC/DC, PL23 terminal
CT6844-05 500 A AC/DC, ME15W terminal
CT6845 500 A AC/DC, PL23 terminal
CT6845-05 500 A AC/DC, ME15W terminal
CT6846 1000 A AC/DC, PL23 terminal
CT6846-05 1000 A AC/DC, ME15W terminal
Model : HIOKI CT6844/CT6845/CT6846

CT6844CT6844-05

CT6845CT6845-05     

CT6846CT6846-05

Rated current

500 A AC/DC

500 A AC/DC

1000 A AC/DC

Max. allowable input

720 A peak (requires derating)

1000 A rms (requires derating)

1700 A peak (requires derating)

Frequency characteristics

DC to 200 kHz

Phase: DC to 200 kHz

DC to 100 kHz

Phase: DC to 100 kHz

DC to 20 kHz

Phase: DC to 20 kHz

Amplitude and phase accuracy

DC ±0.3 % rdg. ±0.02 % f.s. (Phase: Not defined)

DC < f 100 Hz ±0.3 % rdg. ±0.01 % f.s. (Phase: ±0.1°)

Defined to 200 kHz

DC ±0.3 % rdg. ±0.02 % f.s. (Phase: Not defined)

DC < f 100 Hz ±0.3 % rdg. ±0.01 % f.s. (Phase: ±0.1°)

Defined to 100 kHz

DC ±0.3 % rdg. ±0.02 % f.s. (Phase: Not defined)

DC < f 100 Hz ±0.3 % rdg. ±0.01 % f.s. (Phase: ±0.1°)

Defined to 20 kHz

Output voltage

4 mV/A

(voltage output with the Sensor Unit use with a device having a 1 MΩ input resistance or higher)

4 mV/A

(voltage output with the Sensor Unit use with a device having a 1 MΩ input resistance or higher)

2 mV/A

(voltage output with the Sensor Uni use with a device having a 1 MΩ input resistance or higher)

Core diameter

φ 20 mm (0.79 in)

φ 50 mm (1.97 in)

φ 50 mm (1.97 in)

Operating temperature, humidity

-40 °C to +85 °C (-40 °F to 185 °F), 80% RH or less (with no condensation)

-40 °C to +85 °C (-40 °F to 185 °F), 80% RH or less (with no condensation)

-40 °C to +85 °C (-40 °F to 185 °F), 80% RH or less (with no condensation)

Power supply

±11 V to ±15 V DC (Power suppled via the Sensor Unit, which supports 100 to 240 V AC)

±11 V to ±15 V DC (Power suppled via the Sensor Unit, which supports 100 to 240 V AC)

±11 V to ±15 V DC (Power suppled via the Sensor Unit, which supports 100 to 240 V AC)

Power consumption

7 VA max. (at 500 A/55 Hz, ±12 V power requirement)

7 VA max. (at 500 A/55 Hz, ±12 V power requirement)

7 VA max. (at 1000 A/55 Hz, ±12 V power requirement)

Dimensions and mass

153 mm (6.02 in)W × 67 mm (2.64 in)H × 25 mm (0.98 in)D, 400 g (14.1 oz), cord length: 3 m (9.84 ft)

238 mm (9.37 in)W × 116 mm (4.57 in)H × 35 mm (1.38 in)D, 860 g (30.3 oz), cord length: 3 m (9.84 ft)

238 mm (9.37 in)W × 116 mm (4.57 in)H × 35 mm (1.38 in)D, 990 g (34.9 oz), cord length: 3 m (9.84 ft)

Accessories

Instruction manual ×1, Mark bands ×6, Carrying Case×1

Instruction manual ×1, Mark bands ×6, Carrying Case

Instruction manual ×1, Mark bands ×6, Carrying Case

    Ideal for use in environmental testing with broad -40˚C to 85˚C temperature range

    High precision with a clamp-type design, ±0.3% amplitude accuracy, ±0.1° phase accuracy

    Wide-bandwidth from DC to 200 kHz(CT6844)

    Single-handed operation and robust locking mechanism

    Reduced effects from magnetic fields, conductor position, and noise from nearby wires

    For EV/HEV battery charge and discharge efficiency testing and inverter and power conditioner conversion efficiency evaluations

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