Our Location
No.503 Xingguo Road, Yuhang Economic and
Technological Development Zone, Hangzhou
Three-phase close-link
Three-phase close-link
Single-phase, dual-element
We build quality into every component through rigorous testing and strict technical standards.
We tailor our precision measurement solutions to your operating requirements and technical challenges.
Providing industry-leading long-term protection that ensures total peace of mind and guaranteed reliability for years.
Stationary energy meter test benches
Standalone operation in laboratories and utilities
Designed for use with energy meter test benches
Portable system for on-site testing
Handheld instrument for on-site testing

Calculate energy meter test bench system uncertainty from repeatability, resolution, and reference standard uncertainty, with coverage factor k=2.

Learn how on-site energy meter calibration works, including portable equipment, CT and VT checks, measurement uncertainty, load conditions, and safety.

Learn how to select a three-phase reference standard meter based on accuracy, stability, voltage and current ranges, traceability, communications, and field use.
