ОПИСАНИЕ ПРОДУКТА
ABB 1SVR427054R0000 - Single-Phase Over/Under Voltage Monitoring Relay
This device is an electronic monitoring relay from the ABB CM-ESS.1S series, engineered for precise over and undervoltage supervision in single-phase AC and DC industrial power systems. It provides continuous status feedback via two configurable changeover contacts, enabling critical protection and control functions for sensitive equipment, power distribution networks, and automation systems. The unit is designed for DIN rail mounting within control cabinets, offering adjustable thresholds and response delays for tailored application requirements.
Technical Specifications:
- SERIES/FAMILY: CM-ESS.1S
- COMPONENT TYPE: Electronic Monitoring Relay
- ELECTRICAL SPECS:
- AUXILIARY SUPPLY VOLTAGE: 24-240 V AC/DC
- MEASURING VOLTAGE RANGE: 3-600 V AC/DC (True RMS)
- MEASURING INPUT: Single-phase
- OUTPUT CONTACTS: 2 x 1 c/o (changeover)
- RATED OPERATIONAL CURRENT (OUTPUT): 6 A at 250 V AC (resistive load)
- FREQUENCY RANGE: 50/60 Hz (for AC measurement)
- MECHANICAL/PHYSICAL:
- MOUNTING TYPE: DIN Rail (EN 60715)
- WIDTH: 22.5 mm
- TERMINAL TYPE: Screw terminals
- INTERFACE/CONTROL:
- THRESHOLD ADJUSTMENT: Separate adjustable thresholds for over and undervoltage
- TIME DELAY ADJUSTMENT: Adjustable trip delay (tV) and start-up delay (tS)
- INDICATION: LED status indicators for operational state and output relay status
- ENVIRONMENTAL/MOUNTING:
- IP RATING (ENCLOSURE): IP50
- IP RATING (TERMINALS): IP20
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Single-phase AC/DC power distribution, motor control circuits, UPS systems, battery monitoring, critical load protection
- MACHINE TYPES: Industrial machinery, building automation, renewable energy systems, process control applications requiring voltage supervision
