PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SVR427035R0000 - Single-Phase Current Monitoring Relay
This device is a CM-SRS.1S series single-phase current monitoring relay designed for industrial automation and process control applications. It provides precise overcurrent and undercurrent supervision for AC/DC circuits, utilizing an internal measuring transformer and electromechanical relay outputs. Primary applications include motor protection, load monitoring, and fault detection within power distribution and control systems.
Technical Specifications:
- SERIES/FAMILY: CM-SRS.1S
- COMPONENT TYPE: Single-Phase Current Monitoring Relay
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 24-240V AC/DC
- MEASURING RANGE: 3-30A AC/DC
- OUTPUT CONTACTS: 1 c/o (SPDT)
- RATED OPERATIONAL CURRENT (OUTPUT): 4A (AC-12), 3A (DC-12)
- FREQUENCY: 50/60 Hz (for AC supply and measurement)
- MECHANICAL/PHYSICAL:
- MOUNTING: DIN Rail (EN 60715)
- WIDTH: 22.5 mm
- TERMINALS: Screw terminals
- INTERFACE/CONTROL:
- FUNCTION: Overcurrent and Undercurrent monitoring
- THRESHOLD ADJUSTMENT: Potentiometer for current threshold (e.g., 0.3-1.0 x I_N for undercurrent, 1.0-10.0 x I_N for overcurrent)
- DELAY TIME: Adjustable trip delay (e.g., 0.3-30s) and start-up delay (e.g., 0.05-1s)
- FEEDBACK: LED indicators for operational status and fault conditions
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP50 (housing), IP20 (terminals)
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COOLING METHOD: Natural convection
- MOUNTING STYLE: DIN rail mount
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Motor control centers, pump stations, heating element supervision, load shedding systems, general industrial current supervision, power supply monitoring.