PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SVR405521R7100 - Single-Phase Monitoring Relay
This device is a CM-ESS.1S series single-phase monitoring relay designed for industrial control and automation systems. It provides continuous supervision of AC/DC voltage parameters, detecting undervoltage, overvoltage, or window violations. The unit integrates into safety and process control loops, ensuring operational integrity and preventing equipment damage in applications such as power distribution, motor control, and critical load protection.
Technical Specifications:
- SERIES/FAMILY: CM-ESS.1S
- COMPONENT TYPE: Single-Phase Monitoring Relay
- ELECTRICAL SPECS:
- NOMINAL CONTROL SUPPLY VOLTAGE: 24-240V AC/DC
- MEASURING RANGE: 3-600V AC/DC
- FREQUENCY RANGE: DC, 50/60 Hz
- OUTPUT CONTACTS: 2 c/o (SPDT)
- RATED OPERATIONAL CURRENT: 3A (AC-12), 2A (AC-15), 1A (DC-12), 0.5A (DC-13)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Modular DIN Rail Mount
- WIDTH: 22.5 mm
- TERMINAL TYPE: Screw Terminals
- INTERFACE/CONTROL:
- MONITORING FUNCTION: Undervoltage, Overvoltage, Window Monitoring
- THRESHOLD ADJUSTMENT: Front-face potentiometers
- TIME DELAY: Adjustable Start-up and Trip Delays
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP50 (Housing), IP20 (Terminals)
- MOUNTING STYLE: DIN Rail (EN 60715)
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COOLING METHOD: Natural Convection
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial Control Panels, Power Distribution Units, Motor Control Centers
- APPLICATIONS: Voltage supervision in single-phase AC/DC networks, protection of sensitive equipment, process automation, building management systems.