| | 9661 | 9669 |
| Rated primary current | AC 500 A | AC 1000 A |
| Output voltage | AC 500 mV f.s. (AC 1 mV/A) | AC 500 mV f.s. (AC 0.5 mV/A) |
| Amplitude accuracy | ±0.3 % rdg. ±0.01 % f.s. (45 to 66 Hz, f.s.= rated primary current) | ±1.0 % rdg. ±0.01 % f.s. (45 to 66 Hz, f.s.= rated primary current) |
| Phase accuracy | ±0.5° (at 45 Hz - 5 kHz) | ±1° (at 45 Hz - 5 kHz) |
| Max. allowable input | Continuous 550 A rms (at 45 - 66 Hz) | Continuous 1000 A rms (at 45 - 66 Hz) |
| Frequency characteristics | 40 Hz to 5 kHz: ± 1.0% (deviation from accuracy) | 40 Hz to 5 kHz: ± 2.0% (deviation from accuracy) |
| Max. rated voltage to earth | AC 600 V rms (insulated wire) | AC 600 V rms (insulated wire) |
| Core jaw dia. | φ 46 mm (1.81 in) | φ 55 mm (2.17 in) or 80 mm (3.15 in) × 20 mm (0.79 in) busbar |
| Dimensions, mass | 77 mm (3.03 in) W × 151 mm (5.94 in) H × 42 mm (1.65 in) D, 380 g (13.4 oz), cord length 3 m (9.84 ft) | 99.5 mm (3.92 in) W × 188 mm (7.40 in) H × 42 mm (1.65 in) D, 590 g (20.8 oz), cord length: 3 m (9.84 ft) |
