Posts

Showing posts from July, 2026

S20T

User Manual | S20T: Digital MCB (220V / 20A)

1. Introduction Thank you for choosing the S20T. This high-precision device is designed to monitor, manage, and protect your 220V AC appliances. Featuring robust hardware controls and secure Bluetooth mobile connectivity, it offers real-time electrical monitoring and comprehensive fault protection. 2. Technical Specifications Operating Voltage: 220V AC Maximum Rated Current: 20A Monitored Parameters: Voltage (V), Current (A), Frequency (Hz), Apparent Power (kVA), Active Power (kW) Connectivity: Bluetooth (BLE) Protection Mechanisms: Low Voltage / High Voltage Cutoff (Configurable via App) Over-Current Shutdown (Configurable via App up to 20A) Short-Circuit Protection Security: Password-protected configuration and control 3. Hardware Interface & Controls Main Power Switch (Red Rocker Switch): Turning this switch ON energizes the controller logic. Turning it OFF completely cuts power to the controller. Function Button (Blue Push Button): Multi-function tactile switch used for...