PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SVR440851R0000 - Single-Phase Voltage Monitoring Relay
This device is an ABB CM-ESS.1S series single-phase voltage monitoring relay, engineered for precise supervision of AC/DC voltage levels in industrial automation and control applications. It provides continuous detection of undervoltage and overvoltage conditions, utilizing adjustable thresholds and time delays to ensure robust equipment protection and system reliability. The unit is designed for DIN rail mounting within control cabinets, integrating seamlessly into existing infrastructure.
Technical Specifications:
- SERIES/FAMILY: CM-ESS.1S
- COMPONENT TYPE: Single-Phase Voltage Monitoring Relay
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 24-240V AC/DC
- MEASURING RANGE: 3-600V AC/DC
- OUTPUT CONTACTS: 1 C/O (Changeover)
- CONTACT RATING: 4A at 250V AC (AC-12) 2A at 24V DC (DC-12)
- FREQUENCY RANGE: 40-400 Hz (for AC measurement)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Modular DIN Rail Device
- WIDTH: 22.5 mm
- INTERFACE/CONTROL:
- CONTROL ELEMENTS: Front panel potentiometers for threshold, hysteresis, and time delay adjustment
- INDICATORS: Green LED for operational status, Red LED for fault conditions
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Housing), IP50 (Terminals)
- MOUNTING STYLE: DIN Rail (EN 60715)
- OPERATING TEMPERATURE: -20 to +60 degrees Celsius
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial control panels, power distribution units, motor control centers
- APPLICATION: Undervoltage protection, overvoltage protection, power supply supervision, battery monitoring, generator control