... and voltage, AC current and voltage, frequency, power factor, phase sequence, power, synchronization instructions and other non-power measurements. It has ... angle 250°.Anti-vibration and anti-shock, Anti-vibration,complies with the standard of IEC60068-2-6. frequency sweep range, ... 6.06g. vibration time,15 min. Anti mechanical shock,complies with the standard of IEC60068-2-27.Accuracy level,The JY ...