APC 6739407SE PCBA Board Unit

Feature & Principle

This PCBA collects voltage, current and temperature signals of UPS. It executes status judgment, alarm logic and communication interaction with main control unit, monitors rectifier, inverter and battery working state, ensures stable operation of uninterruptible power supply system.

Specifications

Model: 6739407SE Brand: APC (Schneider) Type: UPS control PCBA Power supply: 24VDC Mounting: Inside UPS cabinet Protection: IP20 Certification: CE, UL

Components & Diagnostics

Signal sampling chip, MCU main control chip, communication circuit, terminal block and status LED. Common faults: communication loss, sampling drift, no alarm output and component burnout.

Product Brief

6739407SE circuit board assembly, APC power spare widely used for industrial UPS replacement and maintenance.