Product Type: JYK-72 combination table dimensions: 72mm (H) × 72mm (W) embedded depth: 82mm (D) opening size: 67 (H) × 67 (W) mm for a product overview of smart three-phase voltage meter, can directly measure and display AC voltage :0-500V; can be equipped with voltage transformer, the transformation ratio can be set. Intelligent three-phase meter, can be directly measured and displayed alternating current :0-5A; can be equipped with current transformers, variable ratio can be set. Intelligent three-phase current and voltage frequency combination table, can be directly measured and display AC voltage :0-500V; can directly measure and display AC current :0-5A; frequency measurement display range :45-65Hz; can be equipped with transformers, variable ratio can be set. Widely used in various instruments, electrical and mechanical equipment of the three-phase three-wire or three-phase or three-phase four-wire voltage measurement and display current parameters, the header is a pointer to the upgrading of various products. Main technical parameters Working Voltage: AC220V ± 10% basic error: ≤ ± 0.5F · S +1 words voltage meter (including the combination of the table) can be directly measured 0 ~ 500V, the voltage transformer can be extended by 0 ~ 9999kV ammeter (including combination Table) can be directly measured 0 ~ 5A of current, the current transformer can be extended 0 ~ 9999kA frequency measurement display range :45-65Hz environmental requirements of temperature and relative humidity were -5 ℃ ~ +40 ℃ and ≤ 85% RH Third, the installation and connection 1, Overall dimensions

2、Terminals: