Split-core current transformer for easy installation around existing conductors without interrupting power Key specifications - Type: split-core (core-divided) current transformer - Model: AKH0.66/K16(20 50) A/10mA - Primary current options: 20 A or 50 A - Secondary current: 10 mA - Accuracy class: 0.5 - Rated voltage: 660 V AC What it provides - Accurate current measurement in high voltage systems up to 660 V AC - Suitable for energy metering, protection relays, and data acquisition that require a 10 mA secondary circuit - Easy installation in existing electrical installations due to split-core design, allowing non invasive inclusion around conductors Why customers need it - Delivers reliable current data for monitoring and protection without the need to disconnect or rewire - Supports common metering and protection devices through its standard 10 mA secondary and 0.5 class accuracy - Compatible with 20 A and 50 A primary circuits, enabling use across a range of equipment and feeders Typical use scenarios - Industrial facility power monitoring: install around 660 V feeders to track current draw and support energy management and efficiency improvements - Retrofit projects: add current measurement and protective monitoring to existing switchgear or panels without shutting down or removing conductors - Protection and control relays: provide accurate input for feeders and motors in 660 V networks, ensuring reliable fault detection and safe operation Notes - The rated voltage is 660 V AC as described; no other voltage ratings are specified - Material details are not provided in the model description; refer to product datasheet for construction materials if needed