PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SVR440823R1000 - Single-Phase Undervoltage/Overvoltage Monitoring Relay
The ABB CM-ESS.1P.S is a single-phase electronic monitoring relay engineered for the continuous supervision of AC and DC voltage levels. It provides comprehensive undervoltage and overvoltage protection, utilizing adjustable threshold settings and configurable time delays to prevent damage to industrial equipment. This device is critical for maintaining operational integrity in power distribution systems, control panels, and machinery requiring stable voltage supply.
Technical Specifications:
- SERIES/FAMILY: CM-ESS.1P.S
- COMPONENT TYPE: Single-Phase Undervoltage/Overvoltage Monitoring Relay
- ELECTRICAL SPECS:
- NOMINAL SUPPLY VOLTAGE (Us): 24-240V AC/DC
- MEASURING RANGE (U): 3-600V AC/DC
- FREQUENCY: 50/60 Hz (for AC operation)
- OUTPUT CONTACTS: 2 c/o (changeover)
- CONTACT RATING: 4A @ 250VAC (resistive load)
- POWER CONSUMPTION: 3VA / 1.5W
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Modular housing
- WIDTH: 22.5 mm (1-module)
- ADJUSTMENT: Front-face potentiometers for threshold and time delay
- INDICATION: LEDs for operational status and relay status
- INTERFACE/CONTROL:
- TERMINAL TYPE: Screw terminals
- CONTROL METHOD: Analog threshold comparison with adjustable hysteresis
- ENVIRONMENTAL/MOUNTING:
- IP RATING (FRONT): IP50
- IP RATING (TERMINALS): IP20
- MOUNTING STYLE: DIN rail (EN 60715)
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE: -25 to +60 degrees Celsius
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Power distribution systems, control panels, motor control circuits, generator sets
- APPLICATION: Protection of motors, generators, power supplies, and sensitive electronic equipment against voltage fluctuations monitoring of single-phase AC/DC systems.