HIOKI CT7040 Series Flexible AC Current Sensors in 3 Sizes
• Supports large current measurements up to 6000 A
• Wide 10 Hz to 50 kHz band with excellent frequency characteristics
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CT7046 |
CT7045 |
CT7044 |
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Rated measurement current |
6000 A AC |
6000 A AC |
6000 A AC |
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Internal Measurement range |
600A AC/ 6000A AC (Range is controlled by main device) |
600A AC/ 6000A AC (Range is controlled by main device) |
600A AC/ 6000A AC (Range is controlled by main device) |
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Max. allowable input |
10000 A continuous (at 6000 A range, 45 to 66 Hz, requires derating ) |
10000 A continuous (at 6000 A range, 45 to 66 Hz, requires derating ) |
10000 A continuous (at 6000 A range, 45 to 66 Hz, requires derating ) |
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Bandwidth |
10 Hz to 50 kHz (±3dB) (When used in combination with CM7290 or CM7291: 10 Hz to 1 kHz) |
10 Hz to 50 kHz (±3dB) (When used in combination with CM7290 or CM7291: 10 Hz to 1 kHz) |
10 Hz to 50 kHz (±3dB) (When used in combination with CM7290 or CM7291: 10 Hz to 1 kHz) |
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Amplitude and phase accuracy |
±1.5 % rdg. ±0.25 % f.s. (f.s. is internal range, 45 to 66 Hz) ±1 deg |
±1.5 % rdg. ±0.25 % f.s. (f.s. is internal range, 45 to 66 Hz) ±1 deg |
±1.5 % rdg. ±0.25 % f.s. (f.s. is internal range, 45 to 66 Hz) ±1 deg |
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Output rate |
1 mV/A (600 A*), 0.1 mV/A (6000 A) *Selectable only when used with CM7290, CM7291, PQ3100 |
1 mV/A (600 A*), 0.1 mV/A (6000 A) *Selectable only when used with CM7290, CM7291, PQ3100 |
1 mV/A (600 A*), 0.1 mV/A (6000 A) *Selectable only when used with CM7290, CM7291, PQ3100 |
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Max. rated voltage to earth |
AC 600 V (CAT IV), AC 1000 V (CAT III) |
AC 600 V (CAT IV), AC 1000 V (CAT III) |
AC 600 V (CAT IV), AC 1000 V (CAT III) |
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Loop diameter |
φ 254 mm (10.00 in) or less |
φ 180 mm (7.09 in) or less |
φ 100 mm (3.94 in) or less |
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Dust and water resistance * |
IP54 (when connected to a supported instrument, Do not make measurements when wet.) |
IP54 (when connected to a supported instrument, Do not make measurements when wet.) |
IP54 (when connected to a supported instrument, Do not make measurements when wet.) |
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Output connectors |
HIOKI PL 14 |
HIOKI PL 14 |
HIOKI PL 14 |
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Operating temperature range |
-25 °C to 65 °C (-13 °F to 149 °F) |
-25 °C to 65 °C (-13 °F to 149 °F) |
-25 °C to 65 °C (-13 °F to 149 °F) |
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Dimensions |
Flexible loop cable diameter: φ7.4 mm (0.29 in), Cable length: Between flexible loop and battery box: 2.3 m (7.55 ft), Output cable: 20 cm (0.66 ft), Battery box25 mm (0.98 in)W × 72 mm (2.83 in)H × 20 mm (0.79 in)D |
Flexible loop cable diameter: φ7.4 mm (0.29 in), Cable length: Between flexible loop and battery box: 2.3 m (7.55 ft), Output cable: 20 cm (0.66 ft), Battery box25 mm (0.98 in)W × 72 mm (2.83 in)H × 20 mm (0.79 in)D |
Flexible loop cable diameter: φ7.4 mm (0.29 in), Cable length: Between flexible loop and battery box: 2.3 m (7.55 ft), Output cable: 20 cm (0.66 ft), Battery box25 mm (0.98 in)W × 72 mm (2.83 in)H × 20 mm (0.79 in)D |
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Mass |
186 g (6.6 oz) |
174 g (6.1 oz) |
160 g (5.6 oz) |
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Accessories |
Instruction manual ×1 |
Instruction manual ×1 |
Instruction manual ×1 |
• Thinner cables are easier to use in confined spaces and with complicated wiring
• Supports large current measurements up to 6000 A
• Wide 10 Hz to 50 kHz band with excellent frequency characteristics
• Choose from three conductor diameter sizes
• Ideal for site inspections by using detachable Display Unit
• Four output formats to output data to loggers or other devices (via Display Unit ) WAVE, RMS, PEAK, Hz